./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_22_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f 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/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_22_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f99aed1a2681d32cb6221672a76e642596876480d047e3b6425ea1e67927d04e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 21:35:29,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 21:35:30,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-10 21:35:30,011 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 21:35:30,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 21:35:30,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 21:35:30,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 21:35:30,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 21:35:30,047 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 21:35:30,049 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 21:35:30,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 21:35:30,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 21:35:30,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 21:35:30,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 21:35:30,053 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 21:35:30,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 21:35:30,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 21:35:30,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 21:35:30,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 21:35:30,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 21:35:30,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 21:35:30,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 21:35:30,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 21:35:30,059 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 21:35:30,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 21:35:30,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 21:35:30,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 21:35:30,060 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 21:35:30,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 21:35:30,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 21:35:30,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 21:35:30,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 21:35:30,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 21:35:30,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 21:35:30,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 21:35:30,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 21:35:30,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 21:35:30,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 21:35:30,064 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 21:35:30,065 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 21:35:30,066 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 21:35:30,066 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f99aed1a2681d32cb6221672a76e642596876480d047e3b6425ea1e67927d04e [2024-11-10 21:35:30,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 21:35:30,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 21:35:30,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 21:35:30,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 21:35:30,329 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 21:35:30,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_22_good.i [2024-11-10 21:35:31,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 21:35:32,093 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 21:35:32,095 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_22_good.i [2024-11-10 21:35:32,125 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/237fa9d7c/b5276345e39a404e88a07dd201c3f91d/FLAG4a0491737 [2024-11-10 21:35:32,348 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/237fa9d7c/b5276345e39a404e88a07dd201c3f91d [2024-11-10 21:35:32,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 21:35:32,352 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 21:35:32,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 21:35:32,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 21:35:32,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 21:35:32,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:35:32" (1/1) ... [2024-11-10 21:35:32,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d7e9bc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:32, skipping insertion in model container [2024-11-10 21:35:32,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:35:32" (1/1) ... [2024-11-10 21:35:32,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 21:35:33,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 21:35:33,281 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 21:35:33,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 21:35:33,538 INFO L204 MainTranslator]: Completed translation [2024-11-10 21:35:33,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33 WrapperNode [2024-11-10 21:35:33,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 21:35:33,540 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 21:35:33,540 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 21:35:33,540 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 21:35:33,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,579 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,610 INFO L138 Inliner]: procedures = 503, calls = 37, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 100 [2024-11-10 21:35:33,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 21:35:33,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 21:35:33,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 21:35:33,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 21:35:33,623 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,640 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 21:35:33,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,645 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 21:35:33,656 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 21:35:33,657 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 21:35:33,657 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 21:35:33,657 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (1/1) ... [2024-11-10 21:35:33,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 21:35:33,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 21:35:33,700 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) [2024-11-10 21:35:33,703 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 [2024-11-10 21:35:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-10 21:35:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-10 21:35:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-10 21:35:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-10 21:35:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 21:35:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 21:35:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 21:35:33,916 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 21:35:33,918 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 21:35:34,087 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-10 21:35:34,087 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 21:35:34,104 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 21:35:34,104 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 21:35:34,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 09:35:34 BoogieIcfgContainer [2024-11-10 21:35:34,104 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 21:35:34,106 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 21:35:34,106 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 21:35:34,109 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 21:35:34,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:35:32" (1/3) ... [2024-11-10 21:35:34,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a33a046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:35:34, skipping insertion in model container [2024-11-10 21:35:34,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:35:33" (2/3) ... [2024-11-10 21:35:34,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a33a046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:35:34, skipping insertion in model container [2024-11-10 21:35:34,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 09:35:34" (3/3) ... [2024-11-10 21:35:34,112 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_predec_22_good.i [2024-11-10 21:35:34,124 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 21:35:34,125 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-10 21:35:34,183 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 21:35:34,189 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;@6f0670a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 21:35:34,190 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-10 21:35:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 44 states have internal predecessors, (50), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-10 21:35:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-10 21:35:34,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:34,200 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:34,201 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:34,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:34,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1086398263, now seen corresponding path program 1 times [2024-11-10 21:35:34,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:34,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181377361] [2024-11-10 21:35:34,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:34,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 21:35:34,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:34,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181377361] [2024-11-10 21:35:34,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181377361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:34,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:34,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:34,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977328076] [2024-11-10 21:35:34,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:34,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:34,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:34,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:34,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,513 INFO L87 Difference]: Start difference. First operand has 55 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 44 states have internal predecessors, (50), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 21:35:34,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:34,556 INFO L93 Difference]: Finished difference Result 55 states and 66 transitions. [2024-11-10 21:35:34,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:34,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-10 21:35:34,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:34,571 INFO L225 Difference]: With dead ends: 55 [2024-11-10 21:35:34,572 INFO L226 Difference]: Without dead ends: 43 [2024-11-10 21:35:34,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,580 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 2 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:34,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 118 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:34,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-10 21:35:34,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-11-10 21:35:34,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 30 states have (on average 1.3) internal successors, (39), 34 states have internal predecessors, (39), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-10 21:35:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions. [2024-11-10 21:35:34,621 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 51 transitions. Word has length 11 [2024-11-10 21:35:34,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:34,622 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 51 transitions. [2024-11-10 21:35:34,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 21:35:34,623 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2024-11-10 21:35:34,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 21:35:34,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:34,625 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:34,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 21:35:34,626 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:34,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:34,628 INFO L85 PathProgramCache]: Analyzing trace with hash 681392230, now seen corresponding path program 1 times [2024-11-10 21:35:34,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:34,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894305800] [2024-11-10 21:35:34,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:34,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 21:35:34,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:34,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894305800] [2024-11-10 21:35:34,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894305800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:34,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:34,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:34,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132023196] [2024-11-10 21:35:34,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:34,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:34,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:34,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:34,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,796 INFO L87 Difference]: Start difference. First operand 43 states and 51 transitions. Second operand has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 21:35:34,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:34,821 INFO L93 Difference]: Finished difference Result 44 states and 52 transitions. [2024-11-10 21:35:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:34,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2024-11-10 21:35:34,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:34,823 INFO L225 Difference]: With dead ends: 44 [2024-11-10 21:35:34,823 INFO L226 Difference]: Without dead ends: 43 [2024-11-10 21:35:34,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,824 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 3 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:34,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 85 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:34,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-10 21:35:34,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2024-11-10 21:35:34,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 33 states have internal predecessors, (38), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-10 21:35:34,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 50 transitions. [2024-11-10 21:35:34,838 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 50 transitions. Word has length 12 [2024-11-10 21:35:34,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:34,839 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 50 transitions. [2024-11-10 21:35:34,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 21:35:34,839 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2024-11-10 21:35:34,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-10 21:35:34,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:34,841 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:34,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 21:35:34,842 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:34,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:34,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1735888582, now seen corresponding path program 1 times [2024-11-10 21:35:34,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:34,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836055728] [2024-11-10 21:35:34,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:34,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 21:35:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:34,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-10 21:35:34,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:34,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836055728] [2024-11-10 21:35:34,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836055728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:34,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:34,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 21:35:34,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726600089] [2024-11-10 21:35:34,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:34,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:34,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:34,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:34,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,920 INFO L87 Difference]: Start difference. First operand 42 states and 50 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 21:35:34,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:34,938 INFO L93 Difference]: Finished difference Result 69 states and 79 transitions. [2024-11-10 21:35:34,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:34,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2024-11-10 21:35:34,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:34,941 INFO L225 Difference]: With dead ends: 69 [2024-11-10 21:35:34,941 INFO L226 Difference]: Without dead ends: 40 [2024-11-10 21:35:34,942 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:34,943 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 44 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:34,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 45 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:34,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-11-10 21:35:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-11-10 21:35:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 32 states have internal predecessors, (36), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-10 21:35:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 46 transitions. [2024-11-10 21:35:34,955 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 46 transitions. Word has length 20 [2024-11-10 21:35:34,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:34,955 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 46 transitions. [2024-11-10 21:35:34,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 21:35:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2024-11-10 21:35:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-10 21:35:34,957 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:34,957 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:34,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 21:35:34,958 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:34,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:34,959 INFO L85 PathProgramCache]: Analyzing trace with hash -45153389, now seen corresponding path program 1 times [2024-11-10 21:35:34,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:34,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633419961] [2024-11-10 21:35:34,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:34,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-10 21:35:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-10 21:35:35,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:35,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633419961] [2024-11-10 21:35:35,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633419961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:35,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:35,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:35,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843320475] [2024-11-10 21:35:35,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:35,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:35,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:35,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:35,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,045 INFO L87 Difference]: Start difference. First operand 40 states and 46 transitions. Second operand has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-10 21:35:35,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:35,065 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2024-11-10 21:35:35,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:35,066 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-11-10 21:35:35,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:35,067 INFO L225 Difference]: With dead ends: 40 [2024-11-10 21:35:35,067 INFO L226 Difference]: Without dead ends: 39 [2024-11-10 21:35:35,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,069 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 2 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:35,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 78 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:35,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-11-10 21:35:35,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2024-11-10 21:35:35,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 29 states have (on average 1.206896551724138) internal successors, (35), 31 states have internal predecessors, (35), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-10 21:35:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2024-11-10 21:35:35,075 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 21 [2024-11-10 21:35:35,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:35,075 INFO L471 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2024-11-10 21:35:35,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-10 21:35:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2024-11-10 21:35:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-10 21:35:35,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:35,077 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:35,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 21:35:35,077 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:35,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:35,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1399755062, now seen corresponding path program 1 times [2024-11-10 21:35:35,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:35,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833406387] [2024-11-10 21:35:35,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:35,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-10 21:35:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-10 21:35:35,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:35,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833406387] [2024-11-10 21:35:35,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833406387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:35,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:35,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:35,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59260316] [2024-11-10 21:35:35,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:35,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:35,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:35,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:35,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,180 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-10 21:35:35,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:35,194 INFO L93 Difference]: Finished difference Result 40 states and 46 transitions. [2024-11-10 21:35:35,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:35,195 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2024-11-10 21:35:35,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:35,196 INFO L225 Difference]: With dead ends: 40 [2024-11-10 21:35:35,196 INFO L226 Difference]: Without dead ends: 39 [2024-11-10 21:35:35,196 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,197 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 2 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:35,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 74 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:35,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-11-10 21:35:35,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2024-11-10 21:35:35,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 29 states have (on average 1.1724137931034482) internal successors, (34), 30 states have internal predecessors, (34), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-10 21:35:35,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 44 transitions. [2024-11-10 21:35:35,206 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 44 transitions. Word has length 22 [2024-11-10 21:35:35,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:35,207 INFO L471 AbstractCegarLoop]: Abstraction has 38 states and 44 transitions. [2024-11-10 21:35:35,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-10 21:35:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2024-11-10 21:35:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-10 21:35:35,208 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:35,209 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:35,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 21:35:35,209 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:35,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:35,210 INFO L85 PathProgramCache]: Analyzing trace with hash -442145098, now seen corresponding path program 1 times [2024-11-10 21:35:35,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:35,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151283917] [2024-11-10 21:35:35,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:35,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-10 21:35:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-10 21:35:35,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:35,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151283917] [2024-11-10 21:35:35,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151283917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:35,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:35,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 21:35:35,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984194985] [2024-11-10 21:35:35,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:35,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 21:35:35,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:35,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 21:35:35,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 21:35:35,349 INFO L87 Difference]: Start difference. First operand 38 states and 44 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 21:35:35,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:35,366 INFO L93 Difference]: Finished difference Result 52 states and 56 transitions. [2024-11-10 21:35:35,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 21:35:35,366 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2024-11-10 21:35:35,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:35,368 INFO L225 Difference]: With dead ends: 52 [2024-11-10 21:35:35,368 INFO L226 Difference]: Without dead ends: 45 [2024-11-10 21:35:35,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 21:35:35,370 INFO L432 NwaCegarLoop]: 48 mSDtfsCounter, 24 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:35,372 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 116 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:35,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-11-10 21:35:35,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-11-10 21:35:35,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 35 states have internal predecessors, (39), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-10 21:35:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2024-11-10 21:35:35,395 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 23 [2024-11-10 21:35:35,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:35,395 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions. [2024-11-10 21:35:35,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-10 21:35:35,396 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2024-11-10 21:35:35,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-10 21:35:35,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:35,396 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:35,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 21:35:35,397 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:35,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:35,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1194254007, now seen corresponding path program 1 times [2024-11-10 21:35:35,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:35,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558717776] [2024-11-10 21:35:35,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:35,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-10 21:35:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-10 21:35:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-10 21:35:35,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:35,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558717776] [2024-11-10 21:35:35,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558717776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:35,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:35,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:35,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121679601] [2024-11-10 21:35:35,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:35,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:35,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:35,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:35,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,467 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-10 21:35:35,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:35,479 INFO L93 Difference]: Finished difference Result 45 states and 49 transitions. [2024-11-10 21:35:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:35,480 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 30 [2024-11-10 21:35:35,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:35,481 INFO L225 Difference]: With dead ends: 45 [2024-11-10 21:35:35,481 INFO L226 Difference]: Without dead ends: 44 [2024-11-10 21:35:35,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,483 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 1 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:35,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 78 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:35,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2024-11-10 21:35:35,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-11-10 21:35:35,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 34 states have (on average 1.1176470588235294) internal successors, (38), 34 states have internal predecessors, (38), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-10 21:35:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2024-11-10 21:35:35,493 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 30 [2024-11-10 21:35:35,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:35,494 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2024-11-10 21:35:35,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-10 21:35:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2024-11-10 21:35:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-10 21:35:35,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 21:35:35,496 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:35,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 21:35:35,497 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-10 21:35:35,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 21:35:35,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1632831433, now seen corresponding path program 1 times [2024-11-10 21:35:35,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 21:35:35,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964321619] [2024-11-10 21:35:35,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 21:35:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 21:35:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 21:35:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-10 21:35:35,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-10 21:35:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 21:35:35,587 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-10 21:35:35,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 21:35:35,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964321619] [2024-11-10 21:35:35,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964321619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 21:35:35,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 21:35:35,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 21:35:35,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669643437] [2024-11-10 21:35:35,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 21:35:35,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 21:35:35,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 21:35:35,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 21:35:35,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,590 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-10 21:35:35,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 21:35:35,597 INFO L93 Difference]: Finished difference Result 44 states and 48 transitions. [2024-11-10 21:35:35,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 21:35:35,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 31 [2024-11-10 21:35:35,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 21:35:35,600 INFO L225 Difference]: With dead ends: 44 [2024-11-10 21:35:35,600 INFO L226 Difference]: Without dead ends: 0 [2024-11-10 21:35:35,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 21:35:35,601 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 21:35:35,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 78 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 21:35:35,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-10 21:35:35,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-10 21:35:35,603 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) [2024-11-10 21:35:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-10 21:35:35,603 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2024-11-10 21:35:35,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 21:35:35,604 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-10 21:35:35,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-10 21:35:35,604 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-10 21:35:35,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-10 21:35:35,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2024-11-10 21:35:35,609 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2024-11-10 21:35:35,611 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2024-11-10 21:35:35,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2024-11-10 21:35:35,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2024-11-10 21:35:35,612 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2024-11-10 21:35:35,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 21:35:35,616 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 21:35:35,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-10 21:35:35,681 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 21:35:35,695 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-10 21:35:35,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-10 21:35:35,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-10 21:35:35,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-10 21:35:35,697 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-10 21:35:35,698 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-10 21:35:35,699 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-10 21:35:35,700 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-10 21:35:35,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-10 21:35:35,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-10 21:35:35,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-10 21:35:35,701 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-10 21:35:35,702 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-10 21:35:35,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-10 21:35:35,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-10 21:35:35,708 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-10 21:35:35,708 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-10 21:35:35,708 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-10 21:35:35,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-10 21:35:35,710 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-10 21:35:35,711 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-10 21:35:35,712 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-10 21:35:35,713 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-10 21:35:35,714 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-10 21:35:35,714 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-10 21:35:35,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 09:35:35 BoogieIcfgContainer [2024-11-10 21:35:35,714 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 21:35:35,715 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 21:35:35,715 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 21:35:35,715 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 21:35:35,716 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 09:35:34" (3/4) ... [2024-11-10 21:35:35,718 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 21:35:35,721 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-10 21:35:35,721 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-10 21:35:35,725 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2024-11-10 21:35:35,725 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-10 21:35:35,726 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-10 21:35:35,726 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 21:35:35,811 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 21:35:35,812 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 21:35:35,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 21:35:35,812 INFO L158 Benchmark]: Toolchain (without parser) took 3460.86ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 83.2MB in the beginning and 92.1MB in the end (delta: -8.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,813 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 21:35:35,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.42ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 83.0MB in the beginning and 105.2MB in the end (delta: -22.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.77ms. Allocated memory is still 180.4MB. Free memory was 105.2MB in the beginning and 102.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,814 INFO L158 Benchmark]: Boogie Preprocessor took 42.43ms. Allocated memory is still 180.4MB. Free memory was 102.1MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,814 INFO L158 Benchmark]: IcfgBuilder took 448.22ms. Allocated memory is still 180.4MB. Free memory was 99.9MB in the beginning and 83.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,814 INFO L158 Benchmark]: TraceAbstraction took 1608.37ms. Allocated memory is still 180.4MB. Free memory was 83.2MB in the beginning and 98.4MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 21:35:35,814 INFO L158 Benchmark]: Witness Printer took 96.75ms. Allocated memory is still 180.4MB. Free memory was 98.4MB in the beginning and 92.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 21:35:35,816 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.42ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 83.0MB in the beginning and 105.2MB in the end (delta: -22.2MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.77ms. Allocated memory is still 180.4MB. Free memory was 105.2MB in the beginning and 102.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.43ms. Allocated memory is still 180.4MB. Free memory was 102.1MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 448.22ms. Allocated memory is still 180.4MB. Free memory was 99.9MB in the beginning and 83.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1608.37ms. Allocated memory is still 180.4MB. Free memory was 83.2MB in the beginning and 98.4MB in the end (delta: -15.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 96.75ms. Allocated memory is still 180.4MB. Free memory was 98.4MB in the beginning and 92.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 78 mSDsluCounter, 672 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 312 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 360 mSDtfsCounter, 44 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 25, 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, 8 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 162 ConstructedInterpolants, 0 QuantifiedInterpolants, 217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 40/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: ((((((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G1Global == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G1Global))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G2Global == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G2Global))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodG2BGlobal == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodG2BGlobal))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: ((((((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G1Global == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G1Global))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G2Global == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodB2G2Global))) && (CWE191_Integer_Underflow__int_fscanf_predec_22_goodG2BGlobal == \old(CWE191_Integer_Underflow__int_fscanf_predec_22_goodG2BGlobal))) RESULT: Ultimate proved your program to be correct! [2024-11-10 21:35:35,849 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