./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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/bitvector/s3_srvr_1_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 10:25:55,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 10:25:55,501 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-03-04 10:25:55,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 10:25:55,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 10:25:55,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 10:25:55,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 10:25:55,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 10:25:55,532 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 10:25:55,532 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 10:25:55,533 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 10:25:55,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 10:25:55,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 10:25:55,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 10:25:55,533 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 10:25:55,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 10:25:55,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 10:25:55,535 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 10:25:55,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 10:25:55,535 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830e900f54612ae6f5fdd54a6e852255995dc393df17a5aad189cddec2169dac [2025-03-04 10:25:55,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 10:25:55,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 10:25:55,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 10:25:55,761 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 10:25:55,761 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 10:25:55,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2025-03-04 10:25:56,947 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7cbd0501/65da1f7b3c874d17abb235e65c615efe/FLAG1f1c13c43 [2025-03-04 10:25:57,158 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 10:25:57,159 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2025-03-04 10:25:57,165 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7cbd0501/65da1f7b3c874d17abb235e65c615efe/FLAG1f1c13c43 [2025-03-04 10:25:57,516 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7cbd0501/65da1f7b3c874d17abb235e65c615efe [2025-03-04 10:25:57,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 10:25:57,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 10:25:57,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 10:25:57,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 10:25:57,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 10:25:57,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a9cc217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57, skipping insertion in model container [2025-03-04 10:25:57,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 10:25:57,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 10:25:57,704 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 10:25:57,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 10:25:57,770 INFO L204 MainTranslator]: Completed translation [2025-03-04 10:25:57,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57 WrapperNode [2025-03-04 10:25:57,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 10:25:57,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 10:25:57,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 10:25:57,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 10:25:57,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,787 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,826 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 688 [2025-03-04 10:25:57,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 10:25:57,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 10:25:57,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 10:25:57,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 10:25:57,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,838 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,857 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-04 10:25:57,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,867 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,869 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 10:25:57,880 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 10:25:57,880 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 10:25:57,880 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 10:25:57,881 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (1/1) ... [2025-03-04 10:25:57,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 10:25:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 10:25:57,912 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) [2025-03-04 10:25:57,914 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 [2025-03-04 10:25:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 10:25:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 10:25:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 10:25:57,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 10:25:57,999 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 10:25:58,000 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 10:25:58,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L226: assume false; [2025-03-04 10:25:58,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L226: assume !false; [2025-03-04 10:25:58,526 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2025-03-04 10:25:58,526 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 10:25:58,544 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 10:25:58,544 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 10:25:58,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 10:25:58 BoogieIcfgContainer [2025-03-04 10:25:58,545 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 10:25:58,546 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 10:25:58,546 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 10:25:58,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 10:25:58,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 10:25:57" (1/3) ... [2025-03-04 10:25:58,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208be851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 10:25:58, skipping insertion in model container [2025-03-04 10:25:58,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 10:25:57" (2/3) ... [2025-03-04 10:25:58,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208be851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 10:25:58, skipping insertion in model container [2025-03-04 10:25:58,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 10:25:58" (3/3) ... [2025-03-04 10:25:58,552 INFO L128 eAbstractionObserver]: Analyzing ICFG s3_srvr_1_alt.BV.c.cil.c [2025-03-04 10:25:58,574 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 10:25:58,575 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG s3_srvr_1_alt.BV.c.cil.c that has 1 procedures, 202 locations, 1 initial locations, 1 loop locations, and 16 error locations. [2025-03-04 10:25:58,618 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 10:25:58,631 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;@691b1763, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 10:25:58,631 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2025-03-04 10:25:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand has 202 states, 185 states have (on average 1.7351351351351352) internal successors, (321), 201 states have internal predecessors, (321), 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) [2025-03-04 10:25:58,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-04 10:25:58,637 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 10:25:58,638 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-04 10:25:58,638 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-03-04 10:25:58,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 10:25:58,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1195806174, now seen corresponding path program 1 times [2025-03-04 10:25:58,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 10:25:58,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246553013] [2025-03-04 10:25:58,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 10:25:58,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 10:25:58,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 10:25:58,713 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 10:25:58,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 10:25:58,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 10:25:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 10:25:58,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 10:25:58,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246553013] [2025-03-04 10:25:58,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246553013] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 10:25:58,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 10:25:58,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 10:25:58,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791437509] [2025-03-04 10:25:58,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 10:25:58,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 10:25:58,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 10:25:58,773 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 10:25:58,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 10:25:58,775 INFO L87 Difference]: Start difference. First operand has 202 states, 185 states have (on average 1.7351351351351352) internal successors, (321), 201 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 10:25:58,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 10:25:58,813 INFO L93 Difference]: Finished difference Result 400 states and 637 transitions. [2025-03-04 10:25:58,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 10:25:58,818 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2025-03-04 10:25:58,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 10:25:58,825 INFO L225 Difference]: With dead ends: 400 [2025-03-04 10:25:58,825 INFO L226 Difference]: Without dead ends: 193 [2025-03-04 10:25:58,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 10:25:58,831 INFO L435 NwaCegarLoop]: 307 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 10:25:58,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 307 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 10:25:58,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2025-03-04 10:25:58,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2025-03-04 10:25:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 177 states have (on average 1.7231638418079096) internal successors, (305), 192 states have internal predecessors, (305), 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) [2025-03-04 10:25:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 305 transitions. [2025-03-04 10:25:58,864 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 305 transitions. Word has length 6 [2025-03-04 10:25:58,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 10:25:58,864 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 305 transitions. [2025-03-04 10:25:58,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 10:25:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 305 transitions. [2025-03-04 10:25:58,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2025-03-04 10:25:58,864 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 10:25:58,864 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2025-03-04 10:25:58,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-04 10:25:58,865 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-03-04 10:25:58,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 10:25:58,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1195835965, now seen corresponding path program 1 times [2025-03-04 10:25:58,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 10:25:58,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809665127] [2025-03-04 10:25:58,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 10:25:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 10:25:58,874 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-03-04 10:25:58,889 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-03-04 10:25:58,893 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 10:25:58,894 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 10:25:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 10:25:58,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 10:25:58,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809665127] [2025-03-04 10:25:58,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809665127] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 10:25:58,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 10:25:58,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-04 10:25:58,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500997792] [2025-03-04 10:25:58,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 10:25:58,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-04 10:25:58,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 10:25:58,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 10:25:58,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 10:25:58,980 INFO L87 Difference]: Start difference. First operand 193 states and 305 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 10:25:59,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 10:25:59,031 INFO L93 Difference]: Finished difference Result 193 states and 305 transitions. [2025-03-04 10:25:59,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 10:25:59,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2025-03-04 10:25:59,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 10:25:59,032 INFO L225 Difference]: With dead ends: 193 [2025-03-04 10:25:59,032 INFO L226 Difference]: Without dead ends: 192 [2025-03-04 10:25:59,032 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 10:25:59,033 INFO L435 NwaCegarLoop]: 288 mSDtfsCounter, 295 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 10:25:59,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 289 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 10:25:59,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2025-03-04 10:25:59,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2025-03-04 10:25:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 177 states have (on average 1.7175141242937852) internal successors, (304), 191 states have internal predecessors, (304), 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) [2025-03-04 10:25:59,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 304 transitions. [2025-03-04 10:25:59,045 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 304 transitions. Word has length 6 [2025-03-04 10:25:59,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 10:25:59,046 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 304 transitions. [2025-03-04 10:25:59,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 10:25:59,046 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 304 transitions. [2025-03-04 10:25:59,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2025-03-04 10:25:59,046 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 10:25:59,046 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2025-03-04 10:25:59,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-04 10:25:59,047 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2025-03-04 10:25:59,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 10:25:59,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1583790345, now seen corresponding path program 1 times [2025-03-04 10:25:59,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 10:25:59,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952828352] [2025-03-04 10:25:59,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 10:25:59,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 10:25:59,054 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-04 10:25:59,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-04 10:25:59,071 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 10:25:59,071 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 10:25:59,071 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 10:25:59,074 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-03-04 10:25:59,083 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-03-04 10:25:59,084 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 10:25:59,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 10:25:59,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 10:25:59,104 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-04 10:25:59,106 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2025-03-04 10:25:59,107 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2025-03-04 10:25:59,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2025-03-04 10:25:59,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2025-03-04 10:25:59,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2025-03-04 10:25:59,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2025-03-04 10:25:59,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2025-03-04 10:25:59,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2025-03-04 10:25:59,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-04 10:25:59,111 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-04 10:25:59,135 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-04 10:25:59,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 10:25:59 BoogieIcfgContainer [2025-03-04 10:25:59,138 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-04 10:25:59,139 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 10:25:59,139 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 10:25:59,139 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 10:25:59,140 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 10:25:58" (3/4) ... [2025-03-04 10:25:59,140 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-03-04 10:25:59,185 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 6. [2025-03-04 10:25:59,222 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-04 10:25:59,222 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-04 10:25:59,222 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 10:25:59,223 INFO L158 Benchmark]: Toolchain (without parser) took 1704.38ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 63.0MB in the end (delta: 48.8MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2025-03-04 10:25:59,223 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 10:25:59,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.42ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 95.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-04 10:25:59,223 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.86ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 92.4MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 10:25:59,223 INFO L158 Benchmark]: Boogie Preprocessor took 48.95ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 10:25:59,224 INFO L158 Benchmark]: IcfgBuilder took 665.13ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 42.1MB in the end (delta: 48.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-04 10:25:59,225 INFO L158 Benchmark]: TraceAbstraction took 591.91ms. Allocated memory is still 142.6MB. Free memory was 41.7MB in the beginning and 69.5MB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 10:25:59,225 INFO L158 Benchmark]: Witness Printer took 82.83ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 63.0MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 10:25:59,226 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 201.3MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.42ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 95.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.86ms. Allocated memory is still 142.6MB. Free memory was 95.8MB in the beginning and 92.4MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.95ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 665.13ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 42.1MB in the end (delta: 48.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 591.91ms. Allocated memory is still 142.6MB. Free memory was 41.7MB in the beginning and 69.5MB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 82.83ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 63.0MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 99]: integer overflow possible integer overflow possible We found a FailurePath: [L699] int s ; [L700] int tmp ; [L704] s = 8464 [L705] CALL ssl3_accept(s) [L24] int s__info_callback = __VERIFIER_nondet_int(); [L25] int s__in_handshake = __VERIFIER_nondet_int(); [L26] int s__state ; [L27] int s__new_session ; [L28] int s__server ; [L29] int s__version = __VERIFIER_nondet_int(); [L30] int s__type ; [L31] int s__init_num ; [L32] int s__hit = __VERIFIER_nondet_int(); [L33] int s__rwstate ; [L34] int s__init_buf___0 = __VERIFIER_nondet_int(); [L35] int s__debug = __VERIFIER_nondet_int(); [L36] int s__shutdown ; [L37] int s__cert = __VERIFIER_nondet_int(); [L38] int s__options = __VERIFIER_nondet_int(); [L39] int s__verify_mode = __VERIFIER_nondet_int(); [L40] int s__session__peer = __VERIFIER_nondet_int(); [L41] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L42] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L43] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int(); [L44] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int(); [L45] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L46] int s__s3__tmp__cert_request ; [L47] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L48] int s__s3__tmp__use_rsa_tmp ; [L49] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L50] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L51] int s__s3__tmp__next_state___0 ; [L52] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L53] int s__session__cipher ; [L54] int buf = __VERIFIER_nondet_int(); [L55] unsigned long l ; [L56] unsigned long Time ; [L57] unsigned long tmp = __VERIFIER_nondet_ulong(); [L58] int cb ; [L59] long num1 ; [L60] int ret ; [L61] int new_state ; [L62] int state ; [L63] int skip ; [L64] int got_new_session ; [L65] int tmp___1 = __VERIFIER_nondet_int(); [L66] int tmp___2 = __VERIFIER_nondet_int(); [L67] int tmp___3 ; [L68] int tmp___4 ; [L69] int tmp___5 ; [L70] int tmp___6 ; [L71] int tmp___7 ; [L72] long tmp___8 = __VERIFIER_nondet_long(); [L73] int tmp___9 ; [L74] int tmp___10 ; [L75] int blastFlag ; [L76] int ag_X = __VERIFIER_nondet_int(); [L77] int ag_Y = __VERIFIER_nondet_int(); [L78] int ag_Z = __VERIFIER_nondet_int(); [L79] int __retres70 ; [L81] CALL assume_abort_if_not(ag_Z!=0) [L11] COND FALSE !(!cond) [L81] RET assume_abort_if_not(ag_Z!=0) [L83] s__state = initial_state [L84] blastFlag = 0 [L85] Time = tmp [L86] cb = 0 [L87] ret = -1 [L88] skip = 0 [L89] got_new_session = 0 VAL [ag_X=0, ag_Y=0, ag_Z=1, blastFlag=0, buf=0, cb=0, got_new_session=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__info_callback=1, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___1=0, tmp___2=0, tmp___8=0] [L90] COND TRUE s__info_callback != 0 [L91] cb = s__info_callback VAL [ag_X=0, ag_Y=0, ag_Z=1, blastFlag=0, buf=0, cb=1, got_new_session=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=2147483647, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___1=0, tmp___2=0, tmp___8=0] [L99] s__in_handshake + 1 VAL [ag_X=0, ag_Y=0, ag_Z=1, blastFlag=0, buf=0, cb=1, got_new_session=0, ret=-1, s__cert=0, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__init_buf___0=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, tmp___1=0, tmp___2=0, tmp___8=0] - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 682]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 595]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 595]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 377]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 276]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 276]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 278]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 278]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 202 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 295 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 295 mSDsluCounter, 596 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 595 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=202occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2025-03-04 10:25:59,243 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)