./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/psyco/psyco_abp_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/psyco/psyco_abp_1-1.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 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 10:16:25,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 10:16:25,070 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-19 10:16:25,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 10:16:25,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 10:16:25,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 10:16:25,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 10:16:25,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 10:16:25,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 10:16:25,110 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 10:16:25,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 10:16:25,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 10:16:25,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 10:16:25,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 10:16:25,112 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 10:16:25,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 10:16:25,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 10:16:25,117 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 10:16:25,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 10:16:25,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 10:16:25,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 10:16:25,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 10:16:25,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 10:16:25,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 10:16:25,119 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 10:16:25,120 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-19 10:16:25,121 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 10:16:25,121 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 10:16:25,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 10:16:25,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 10:16:25,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 10:16:25,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 10:16:25,122 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 10:16:25,123 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 10:16:25,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:16:25,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 10:16:25,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 10:16:25,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 10:16:25,125 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 10:16:25,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 10:16:25,125 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 10:16:25,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 10:16:25,126 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 10:16:25,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 10:16:25,126 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39adc6d5c92d5d4be7746cac0afbcc96f3b450588f18f3eb2d03a3ab1e20a3ef [2024-11-19 10:16:25,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 10:16:25,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 10:16:25,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 10:16:25,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 10:16:25,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 10:16:25,396 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2024-11-19 10:16:26,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 10:16:27,098 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 10:16:27,098 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2024-11-19 10:16:27,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/240a0637f/4fe121c3df76407e8a7281f64002ff9a/FLAG4a23537b9 [2024-11-19 10:16:27,121 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/240a0637f/4fe121c3df76407e8a7281f64002ff9a [2024-11-19 10:16:27,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 10:16:27,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 10:16:27,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 10:16:27,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 10:16:27,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 10:16:27,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c88f137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27, skipping insertion in model container [2024-11-19 10:16:27,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,183 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 10:16:27,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:16:27,500 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 10:16:27,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 10:16:27,599 INFO L204 MainTranslator]: Completed translation [2024-11-19 10:16:27,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27 WrapperNode [2024-11-19 10:16:27,600 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 10:16:27,602 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 10:16:27,602 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 10:16:27,602 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 10:16:27,609 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,661 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 510 [2024-11-19 10:16:27,662 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 10:16:27,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 10:16:27,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 10:16:27,663 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 10:16:27,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,675 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,700 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-19 10:16:27,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 10:16:27,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 10:16:27,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 10:16:27,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 10:16:27,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (1/1) ... [2024-11-19 10:16:27,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 10:16:27,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:27,800 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) [2024-11-19 10:16:27,807 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 [2024-11-19 10:16:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 10:16:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 10:16:27,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 10:16:27,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 10:16:27,928 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 10:16:27,930 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 10:16:28,710 INFO L? ?]: Removed 327 outVars from TransFormulas that were not future-live. [2024-11-19 10:16:28,710 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 10:16:28,729 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 10:16:28,731 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-19 10:16:28,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:16:28 BoogieIcfgContainer [2024-11-19 10:16:28,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 10:16:28,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 10:16:28,736 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 10:16:28,739 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 10:16:28,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:16:27" (1/3) ... [2024-11-19 10:16:28,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c635d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:16:28, skipping insertion in model container [2024-11-19 10:16:28,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:16:27" (2/3) ... [2024-11-19 10:16:28,741 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24c635d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:16:28, skipping insertion in model container [2024-11-19 10:16:28,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:16:28" (3/3) ... [2024-11-19 10:16:28,743 INFO L112 eAbstractionObserver]: Analyzing ICFG psyco_abp_1-1.c [2024-11-19 10:16:28,759 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 10:16:28,760 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2024-11-19 10:16:28,825 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 10:16:28,831 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;@4e4bb353, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 10:16:28,832 INFO L334 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2024-11-19 10:16:28,835 INFO L276 IsEmpty]: Start isEmpty. Operand has 196 states, 153 states have (on average 1.9542483660130718) internal successors, (299), 195 states have internal predecessors, (299), 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) [2024-11-19 10:16:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-19 10:16:28,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:28,842 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:28,843 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:28,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:28,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1915241167, now seen corresponding path program 1 times [2024-11-19 10:16:28,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:28,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324956624] [2024-11-19 10:16:28,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:28,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:29,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324956624] [2024-11-19 10:16:29,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324956624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:29,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:29,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:29,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734113693] [2024-11-19 10:16:29,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:29,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:29,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:29,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:29,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,127 INFO L87 Difference]: Start difference. First operand has 196 states, 153 states have (on average 1.9542483660130718) internal successors, (299), 195 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-19 10:16:29,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:29,232 INFO L93 Difference]: Finished difference Result 393 states and 603 transitions. [2024-11-19 10:16:29,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:29,235 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-19 10:16:29,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:29,245 INFO L225 Difference]: With dead ends: 393 [2024-11-19 10:16:29,245 INFO L226 Difference]: Without dead ends: 168 [2024-11-19 10:16:29,249 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,254 INFO L432 NwaCegarLoop]: 292 mSDtfsCounter, 5 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:29,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 563 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:29,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2024-11-19 10:16:29,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2024-11-19 10:16:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 126 states have (on average 1.6904761904761905) internal successors, (213), 167 states have internal predecessors, (213), 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) [2024-11-19 10:16:29,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 213 transitions. [2024-11-19 10:16:29,307 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 213 transitions. Word has length 11 [2024-11-19 10:16:29,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:29,307 INFO L471 AbstractCegarLoop]: Abstraction has 168 states and 213 transitions. [2024-11-19 10:16:29,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2024-11-19 10:16:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 213 transitions. [2024-11-19 10:16:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-19 10:16:29,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:29,308 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:29,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-19 10:16:29,309 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:29,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:29,309 INFO L85 PathProgramCache]: Analyzing trace with hash 101136252, now seen corresponding path program 1 times [2024-11-19 10:16:29,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:29,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363727080] [2024-11-19 10:16:29,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:29,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363727080] [2024-11-19 10:16:29,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363727080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:29,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:29,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:29,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488594334] [2024-11-19 10:16:29,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:29,436 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:29,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:29,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:29,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,438 INFO L87 Difference]: Start difference. First operand 168 states and 213 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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) [2024-11-19 10:16:29,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:29,623 INFO L93 Difference]: Finished difference Result 456 states and 625 transitions. [2024-11-19 10:16:29,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:29,624 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-19 10:16:29,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:29,626 INFO L225 Difference]: With dead ends: 456 [2024-11-19 10:16:29,627 INFO L226 Difference]: Without dead ends: 265 [2024-11-19 10:16:29,628 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,631 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 151 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:29,632 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 327 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 10:16:29,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2024-11-19 10:16:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 259. [2024-11-19 10:16:29,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 217 states have (on average 1.6175115207373272) internal successors, (351), 258 states have internal predecessors, (351), 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) [2024-11-19 10:16:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 351 transitions. [2024-11-19 10:16:29,658 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 351 transitions. Word has length 17 [2024-11-19 10:16:29,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:29,659 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 351 transitions. [2024-11-19 10:16:29,659 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), 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) [2024-11-19 10:16:29,659 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 351 transitions. [2024-11-19 10:16:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-19 10:16:29,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:29,660 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:29,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 10:16:29,660 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:29,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:29,661 INFO L85 PathProgramCache]: Analyzing trace with hash 2081470014, now seen corresponding path program 1 times [2024-11-19 10:16:29,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:29,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501538097] [2024-11-19 10:16:29,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:29,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:29,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501538097] [2024-11-19 10:16:29,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501538097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:29,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:29,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:29,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030857389] [2024-11-19 10:16:29,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:29,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:29,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:29,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:29,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,766 INFO L87 Difference]: Start difference. First operand 259 states and 351 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2024-11-19 10:16:29,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:29,834 INFO L93 Difference]: Finished difference Result 364 states and 499 transitions. [2024-11-19 10:16:29,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:29,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-11-19 10:16:29,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:29,837 INFO L225 Difference]: With dead ends: 364 [2024-11-19 10:16:29,841 INFO L226 Difference]: Without dead ends: 356 [2024-11-19 10:16:29,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,843 INFO L432 NwaCegarLoop]: 202 mSDtfsCounter, 123 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 386 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:29,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 386 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:29,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2024-11-19 10:16:29,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 350. [2024-11-19 10:16:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 308 states have (on average 1.5714285714285714) internal successors, (484), 349 states have internal predecessors, (484), 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) [2024-11-19 10:16:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 484 transitions. [2024-11-19 10:16:29,863 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 484 transitions. Word has length 19 [2024-11-19 10:16:29,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:29,864 INFO L471 AbstractCegarLoop]: Abstraction has 350 states and 484 transitions. [2024-11-19 10:16:29,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 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) [2024-11-19 10:16:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 484 transitions. [2024-11-19 10:16:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-19 10:16:29,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:29,866 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:29,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-19 10:16:29,867 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:29,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:29,868 INFO L85 PathProgramCache]: Analyzing trace with hash 851576329, now seen corresponding path program 1 times [2024-11-19 10:16:29,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:29,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625119444] [2024-11-19 10:16:29,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:29,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-19 10:16:29,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:29,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625119444] [2024-11-19 10:16:29,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625119444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:29,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:29,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:29,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471956719] [2024-11-19 10:16:29,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:29,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:29,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:29,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:29,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:29,965 INFO L87 Difference]: Start difference. First operand 350 states and 484 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-11-19 10:16:30,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:30,002 INFO L93 Difference]: Finished difference Result 715 states and 996 transitions. [2024-11-19 10:16:30,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:30,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2024-11-19 10:16:30,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:30,005 INFO L225 Difference]: With dead ends: 715 [2024-11-19 10:16:30,005 INFO L226 Difference]: Without dead ends: 368 [2024-11-19 10:16:30,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:30,008 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 40 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:30,008 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 359 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:30,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-11-19 10:16:30,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2024-11-19 10:16:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 326 states have (on average 1.5429447852760736) internal successors, (503), 367 states have internal predecessors, (503), 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) [2024-11-19 10:16:30,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 503 transitions. [2024-11-19 10:16:30,027 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 503 transitions. Word has length 28 [2024-11-19 10:16:30,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:30,028 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 503 transitions. [2024-11-19 10:16:30,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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) [2024-11-19 10:16:30,028 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 503 transitions. [2024-11-19 10:16:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-19 10:16:30,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:30,030 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:30,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 10:16:30,030 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:30,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:30,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1974679586, now seen corresponding path program 1 times [2024-11-19 10:16:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:30,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920359148] [2024-11-19 10:16:30,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:30,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:30,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920359148] [2024-11-19 10:16:30,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920359148] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:30,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428663117] [2024-11-19 10:16:30,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:30,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:30,150 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) [2024-11-19 10:16:30,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 10:16:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 10:16:30,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:30,319 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:30,319 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 10:16:30,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428663117] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:30,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 10:16:30,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2024-11-19 10:16:30,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996698796] [2024-11-19 10:16:30,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:30,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-19 10:16:30,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:30,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-19 10:16:30,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:30,325 INFO L87 Difference]: Start difference. First operand 368 states and 503 transitions. Second operand has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-11-19 10:16:30,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:30,483 INFO L93 Difference]: Finished difference Result 528 states and 722 transitions. [2024-11-19 10:16:30,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:30,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2024-11-19 10:16:30,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:30,486 INFO L225 Difference]: With dead ends: 528 [2024-11-19 10:16:30,486 INFO L226 Difference]: Without dead ends: 511 [2024-11-19 10:16:30,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:30,490 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 312 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:30,490 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 554 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:30,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2024-11-19 10:16:30,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 478. [2024-11-19 10:16:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 436 states have (on average 1.5642201834862386) internal successors, (682), 477 states have internal predecessors, (682), 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) [2024-11-19 10:16:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 682 transitions. [2024-11-19 10:16:30,508 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 682 transitions. Word has length 31 [2024-11-19 10:16:30,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:30,508 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 682 transitions. [2024-11-19 10:16:30,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.333333333333334) internal successors, (31), 4 states have internal predecessors, (31), 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) [2024-11-19 10:16:30,508 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 682 transitions. [2024-11-19 10:16:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-19 10:16:30,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:30,510 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:30,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 10:16:30,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:30,712 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:30,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:30,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1927260700, now seen corresponding path program 1 times [2024-11-19 10:16:30,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:30,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874225769] [2024-11-19 10:16:30,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:30,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:30,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874225769] [2024-11-19 10:16:30,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874225769] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:30,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361427779] [2024-11-19 10:16:30,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:30,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:30,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:30,790 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) [2024-11-19 10:16:30,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 10:16:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:30,865 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 10:16:30,867 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:30,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-19 10:16:30,896 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 10:16:30,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361427779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:30,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 10:16:30,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-19 10:16:30,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686841990] [2024-11-19 10:16:30,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:30,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:30,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:30,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:30,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:30,899 INFO L87 Difference]: Start difference. First operand 478 states and 682 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-19 10:16:30,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:30,982 INFO L93 Difference]: Finished difference Result 478 states and 682 transitions. [2024-11-19 10:16:30,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:30,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2024-11-19 10:16:30,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:30,989 INFO L225 Difference]: With dead ends: 478 [2024-11-19 10:16:30,989 INFO L226 Difference]: Without dead ends: 461 [2024-11-19 10:16:30,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-19 10:16:30,990 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 158 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:30,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 148 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:30,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-19 10:16:31,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 351. [2024-11-19 10:16:31,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 326 states have (on average 1.49079754601227) internal successors, (486), 350 states have internal predecessors, (486), 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) [2024-11-19 10:16:31,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 486 transitions. [2024-11-19 10:16:31,004 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 486 transitions. Word has length 31 [2024-11-19 10:16:31,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:31,004 INFO L471 AbstractCegarLoop]: Abstraction has 351 states and 486 transitions. [2024-11-19 10:16:31,004 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 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) [2024-11-19 10:16:31,005 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 486 transitions. [2024-11-19 10:16:31,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 10:16:31,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:31,009 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:31,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 10:16:31,209 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,SelfDestructingSolverStorable5 [2024-11-19 10:16:31,210 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:31,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:31,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1085523680, now seen corresponding path program 1 times [2024-11-19 10:16:31,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:31,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488501792] [2024-11-19 10:16:31,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-19 10:16:31,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:31,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488501792] [2024-11-19 10:16:31,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488501792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:31,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:31,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 10:16:31,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726854877] [2024-11-19 10:16:31,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:31,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:31,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:31,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:31,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:31,256 INFO L87 Difference]: Start difference. First operand 351 states and 486 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-11-19 10:16:31,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:31,281 INFO L93 Difference]: Finished difference Result 702 states and 972 transitions. [2024-11-19 10:16:31,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:31,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-19 10:16:31,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:31,284 INFO L225 Difference]: With dead ends: 702 [2024-11-19 10:16:31,284 INFO L226 Difference]: Without dead ends: 351 [2024-11-19 10:16:31,284 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:31,285 INFO L432 NwaCegarLoop]: 191 mSDtfsCounter, 0 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:31,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 376 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:31,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2024-11-19 10:16:31,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2024-11-19 10:16:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 326 states have (on average 1.48159509202454) internal successors, (483), 350 states have internal predecessors, (483), 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) [2024-11-19 10:16:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 483 transitions. [2024-11-19 10:16:31,297 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 483 transitions. Word has length 32 [2024-11-19 10:16:31,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:31,297 INFO L471 AbstractCegarLoop]: Abstraction has 351 states and 483 transitions. [2024-11-19 10:16:31,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-11-19 10:16:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 483 transitions. [2024-11-19 10:16:31,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-19 10:16:31,298 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:31,299 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:31,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-19 10:16:31,299 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:31,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:31,300 INFO L85 PathProgramCache]: Analyzing trace with hash 1085525346, now seen corresponding path program 1 times [2024-11-19 10:16:31,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:31,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881538673] [2024-11-19 10:16:31,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-19 10:16:31,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:31,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881538673] [2024-11-19 10:16:31,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881538673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 10:16:31,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 10:16:31,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 10:16:31,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243777781] [2024-11-19 10:16:31,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 10:16:31,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 10:16:31,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:31,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 10:16:31,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:31,360 INFO L87 Difference]: Start difference. First operand 351 states and 483 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:31,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:31,422 INFO L93 Difference]: Finished difference Result 686 states and 969 transitions. [2024-11-19 10:16:31,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 10:16:31,422 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2024-11-19 10:16:31,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:31,424 INFO L225 Difference]: With dead ends: 686 [2024-11-19 10:16:31,424 INFO L226 Difference]: Without dead ends: 312 [2024-11-19 10:16:31,425 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 10:16:31,425 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 147 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:31,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 157 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:31,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2024-11-19 10:16:31,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 215. [2024-11-19 10:16:31,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 207 states have (on average 1.4492753623188406) internal successors, (300), 214 states have internal predecessors, (300), 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) [2024-11-19 10:16:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 300 transitions. [2024-11-19 10:16:31,437 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 300 transitions. Word has length 32 [2024-11-19 10:16:31,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:31,437 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 300 transitions. [2024-11-19 10:16:31,437 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-19 10:16:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 300 transitions. [2024-11-19 10:16:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-19 10:16:31,442 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:31,443 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:31,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-19 10:16:31,443 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:31,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:31,443 INFO L85 PathProgramCache]: Analyzing trace with hash -487184860, now seen corresponding path program 1 times [2024-11-19 10:16:31,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:31,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569969305] [2024-11-19 10:16:31,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:31,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:31,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569969305] [2024-11-19 10:16:31,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569969305] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:31,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123794471] [2024-11-19 10:16:31,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:31,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:31,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:31,525 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) [2024-11-19 10:16:31,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-19 10:16:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:31,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 10:16:31,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:31,668 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:31,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123794471] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:31,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 10:16:31,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-19 10:16:31,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140677615] [2024-11-19 10:16:31,723 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:31,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 10:16:31,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:31,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 10:16:31,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-19 10:16:31,725 INFO L87 Difference]: Start difference. First operand 215 states and 300 transitions. Second operand has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 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) [2024-11-19 10:16:31,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:31,868 INFO L93 Difference]: Finished difference Result 332 states and 466 transitions. [2024-11-19 10:16:31,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-19 10:16:31,869 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2024-11-19 10:16:31,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:31,872 INFO L225 Difference]: With dead ends: 332 [2024-11-19 10:16:31,872 INFO L226 Difference]: Without dead ends: 324 [2024-11-19 10:16:31,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-19 10:16:31,873 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 603 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 741 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:31,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [603 Valid, 741 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-19 10:16:31,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-19 10:16:31,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 215. [2024-11-19 10:16:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 211 states have (on average 1.4312796208530805) internal successors, (302), 214 states have internal predecessors, (302), 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) [2024-11-19 10:16:31,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 302 transitions. [2024-11-19 10:16:31,880 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 302 transitions. Word has length 34 [2024-11-19 10:16:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:31,881 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 302 transitions. [2024-11-19 10:16:31,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 7 states have internal predecessors, (72), 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) [2024-11-19 10:16:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 302 transitions. [2024-11-19 10:16:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-19 10:16:31,882 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 10:16:31,882 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:31,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-19 10:16:32,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:32,083 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 39 more)] === [2024-11-19 10:16:32,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 10:16:32,084 INFO L85 PathProgramCache]: Analyzing trace with hash 2077138858, now seen corresponding path program 1 times [2024-11-19 10:16:32,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 10:16:32,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827777869] [2024-11-19 10:16:32,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:32,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 10:16:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:32,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 10:16:32,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827777869] [2024-11-19 10:16:32,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827777869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 10:16:32,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851553758] [2024-11-19 10:16:32,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 10:16:32,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:32,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 10:16:32,140 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) [2024-11-19 10:16:32,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-19 10:16:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 10:16:32,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-19 10:16:32,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 10:16:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:32,281 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 10:16:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 10:16:32,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851553758] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 10:16:32,331 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 10:16:32,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-11-19 10:16:32,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168862754] [2024-11-19 10:16:32,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 10:16:32,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-19 10:16:32,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 10:16:32,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-19 10:16:32,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-19 10:16:32,333 INFO L87 Difference]: Start difference. First operand 215 states and 302 transitions. Second operand has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 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) [2024-11-19 10:16:32,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 10:16:32,403 INFO L93 Difference]: Finished difference Result 318 states and 447 transitions. [2024-11-19 10:16:32,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-19 10:16:32,404 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-19 10:16:32,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 10:16:32,404 INFO L225 Difference]: With dead ends: 318 [2024-11-19 10:16:32,404 INFO L226 Difference]: Without dead ends: 0 [2024-11-19 10:16:32,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-19 10:16:32,406 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 1043 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 10:16:32,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 257 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 10:16:32,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-19 10:16:32,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-19 10:16:32,407 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) [2024-11-19 10:16:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-19 10:16:32,407 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2024-11-19 10:16:32,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 10:16:32,408 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 10:16:32,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.333333333333334) internal successors, (74), 7 states have internal predecessors, (74), 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) [2024-11-19 10:16:32,408 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-19 10:16:32,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-19 10:16:32,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 42 remaining) [2024-11-19 10:16:32,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 42 remaining) [2024-11-19 10:16:32,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 42 remaining) [2024-11-19 10:16:32,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 42 remaining) [2024-11-19 10:16:32,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 42 remaining) [2024-11-19 10:16:32,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 42 remaining) [2024-11-19 10:16:32,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 42 remaining) [2024-11-19 10:16:32,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 42 remaining) [2024-11-19 10:16:32,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 42 remaining) [2024-11-19 10:16:32,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 42 remaining) [2024-11-19 10:16:32,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 42 remaining) [2024-11-19 10:16:32,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 42 remaining) [2024-11-19 10:16:32,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 42 remaining) [2024-11-19 10:16:32,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 42 remaining) [2024-11-19 10:16:32,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 42 remaining) [2024-11-19 10:16:32,436 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-19 10:16:32,622 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 10:16:32,626 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 10:16:32,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-19 10:16:32,698 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 10:16:32,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:16:32 BoogieIcfgContainer [2024-11-19 10:16:32,713 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 10:16:32,714 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 10:16:32,714 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 10:16:32,714 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 10:16:32,715 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:16:28" (3/4) ... [2024-11-19 10:16:32,717 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-19 10:16:32,734 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-19 10:16:32,734 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-19 10:16:32,735 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-19 10:16:32,740 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-19 10:16:32,875 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-19 10:16:32,876 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-19 10:16:32,876 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 10:16:32,877 INFO L158 Benchmark]: Toolchain (without parser) took 5752.74ms. Allocated memory was 115.3MB in the beginning and 207.6MB in the end (delta: 92.3MB). Free memory was 45.2MB in the beginning and 158.7MB in the end (delta: -113.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:16:32,877 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 115.3MB. Free memory was 73.5MB in the beginning and 73.3MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 10:16:32,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.92ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 45.0MB in the beginning and 124.9MB in the end (delta: -80.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.00ms. Allocated memory is still 172.0MB. Free memory was 124.9MB in the beginning and 119.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,878 INFO L158 Benchmark]: Boogie Preprocessor took 94.81ms. Allocated memory is still 172.0MB. Free memory was 119.7MB in the beginning and 115.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,879 INFO L158 Benchmark]: RCFGBuilder took 973.14ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 59.9MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,879 INFO L158 Benchmark]: TraceAbstraction took 3978.69ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 58.9MB in the beginning and 169.2MB in the end (delta: -110.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,879 INFO L158 Benchmark]: Witness Printer took 162.36ms. Allocated memory is still 207.6MB. Free memory was 169.2MB in the beginning and 158.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-19 10:16:32,881 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 115.3MB. Free memory was 73.5MB in the beginning and 73.3MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.92ms. Allocated memory was 115.3MB in the beginning and 172.0MB in the end (delta: 56.6MB). Free memory was 45.0MB in the beginning and 124.9MB in the end (delta: -80.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.00ms. Allocated memory is still 172.0MB. Free memory was 124.9MB in the beginning and 119.7MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.81ms. Allocated memory is still 172.0MB. Free memory was 119.7MB in the beginning and 115.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 973.14ms. Allocated memory is still 172.0MB. Free memory was 115.5MB in the beginning and 59.9MB in the end (delta: 55.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3978.69ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 58.9MB in the beginning and 169.2MB in the end (delta: -110.3MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Witness Printer took 162.36ms. Allocated memory is still 207.6MB. Free memory was 169.2MB in the beginning and 158.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 196 locations, 42 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2582 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2582 mSDsluCounter, 3868 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1830 mSDsCounter, 184 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 529 IncrementalHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 184 mSolverCounterUnsat, 2038 mSDtfsCounter, 529 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 228 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=478occurred in iteration=5, InterpolantAutomatonStates: 34, 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, 10 MinimizatonAttempts, 361 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 401 NumberOfCodeBlocks, 401 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 1042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 631 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 16 InterpolantComputations, 8 PerfectInterpolantSequences, 107/137 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 42 specifications checked. All of them hold - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: null RESULT: Ultimate proved your program to be correct! [2024-11-19 10:16:32,908 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