./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/jain_6-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/jain_6-1.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 10:37:32,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 10:37:32,773 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 10:37:32,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 10:37:32,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 10:37:32,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 10:37:32,799 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 10:37:32,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 10:37:32,800 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 10:37:32,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 10:37:32,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 10:37:32,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 10:37:32,800 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 10:37:32,802 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 10:37:32,803 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:37:32,803 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 10:37:32,803 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 10:37:32,804 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 10:37:32,804 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-jdk21/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 ! call(reach_error())) ) 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 -> de5b2075d4abb79268518f13a43be5f1c1d9b9145e6334b0e9e03aa6c29e2c89 [2025-02-05 10:37:33,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 10:37:33,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 10:37:33,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 10:37:33,017 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 10:37:33,018 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 10:37:33,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/jain_6-1.c [2025-02-05 10:37:34,136 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c47447255/81c268700eb94409a294e62d804dc3b8/FLAG429a130db [2025-02-05 10:37:34,317 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 10:37:34,318 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector/jain_6-1.c [2025-02-05 10:37:34,327 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c47447255/81c268700eb94409a294e62d804dc3b8/FLAG429a130db [2025-02-05 10:37:34,369 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c47447255/81c268700eb94409a294e62d804dc3b8 [2025-02-05 10:37:34,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 10:37:34,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 10:37:34,374 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 10:37:34,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 10:37:34,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 10:37:34,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5a2960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34, skipping insertion in model container [2025-02-05 10:37:34,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 10:37:34,482 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector/jain_6-1.c[675,688] [2025-02-05 10:37:34,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:37:34,500 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 10:37:34,507 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/bitvector/jain_6-1.c[675,688] [2025-02-05 10:37:34,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 10:37:34,521 INFO L204 MainTranslator]: Completed translation [2025-02-05 10:37:34,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34 WrapperNode [2025-02-05 10:37:34,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 10:37:34,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 10:37:34,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 10:37:34,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 10:37:34,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,541 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2025-02-05 10:37:34,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 10:37:34,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 10:37:34,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 10:37:34,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 10:37:34,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,550 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,557 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]. [2025-02-05 10:37:34,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,559 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,563 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 10:37:34,564 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 10:37:34,564 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 10:37:34,564 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 10:37:34,566 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (1/1) ... [2025-02-05 10:37:34,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 10:37:34,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 10:37:34,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 10:37:34,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 10:37:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 10:37:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 10:37:34,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 10:37:34,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 10:37:34,655 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 10:37:34,656 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 10:37:34,760 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2025-02-05 10:37:34,761 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 10:37:34,766 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 10:37:34,766 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 10:37:34,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:37:34 BoogieIcfgContainer [2025-02-05 10:37:34,768 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 10:37:34,769 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 10:37:34,770 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 10:37:34,774 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 10:37:34,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 10:37:34" (1/3) ... [2025-02-05 10:37:34,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b5714b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:37:34, skipping insertion in model container [2025-02-05 10:37:34,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 10:37:34" (2/3) ... [2025-02-05 10:37:34,775 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b5714b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 10:37:34, skipping insertion in model container [2025-02-05 10:37:34,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:37:34" (3/3) ... [2025-02-05 10:37:34,776 INFO L128 eAbstractionObserver]: Analyzing ICFG jain_6-1.c [2025-02-05 10:37:34,787 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 10:37:34,789 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG jain_6-1.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 10:37:34,835 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 10:37:34,845 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;@6f334c51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 10:37:34,846 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 10:37:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-05 10:37:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2025-02-05 10:37:34,853 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 10:37:34,854 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2025-02-05 10:37:34,854 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 10:37:34,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 10:37:34,858 INFO L85 PathProgramCache]: Analyzing trace with hash 39094664, now seen corresponding path program 1 times [2025-02-05 10:37:34,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 10:37:34,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411607879] [2025-02-05 10:37:34,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 10:37:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 10:37:34,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-05 10:37:34,927 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-05 10:37:34,927 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:37:34,927 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 10:37:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 10:37:35,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 10:37:35,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411607879] [2025-02-05 10:37:35,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411607879] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 10:37:35,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 10:37:35,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 10:37:35,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048008489] [2025-02-05 10:37:35,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 10:37:35,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 10:37:35,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 10:37:35,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 10:37:35,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 10:37:35,142 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2025-02-05 10:37:35,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 10:37:35,164 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2025-02-05 10:37:35,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 10:37:35,166 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2025-02-05 10:37:35,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 10:37:35,170 INFO L225 Difference]: With dead ends: 17 [2025-02-05 10:37:35,171 INFO L226 Difference]: Without dead ends: 9 [2025-02-05 10:37:35,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 10:37:35,174 INFO L435 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12 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 [2025-02-05 10:37:35,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 10:37:35,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2025-02-05 10:37:35,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2025-02-05 10:37:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 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) [2025-02-05 10:37:35,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2025-02-05 10:37:35,195 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2025-02-05 10:37:35,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 10:37:35,195 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2025-02-05 10:37:35,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2025-02-05 10:37:35,195 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2025-02-05 10:37:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2025-02-05 10:37:35,196 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 10:37:35,196 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2025-02-05 10:37:35,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-05 10:37:35,196 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 10:37:35,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 10:37:35,196 INFO L85 PathProgramCache]: Analyzing trace with hash 733841028, now seen corresponding path program 1 times [2025-02-05 10:37:35,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 10:37:35,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412424160] [2025-02-05 10:37:35,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 10:37:35,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 10:37:35,210 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-05 10:37:35,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-05 10:37:35,240 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:37:35,240 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 10:37:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 10:37:35,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 10:37:35,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412424160] [2025-02-05 10:37:35,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412424160] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 10:37:35,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665093805] [2025-02-05 10:37:35,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 10:37:35,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 10:37:35,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 10:37:35,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 10:37:35,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 10:37:35,464 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-05 10:37:35,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-05 10:37:35,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 10:37:35,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 10:37:35,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-02-05 10:37:35,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 10:37:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 10:37:35,686 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 10:37:43,808 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-05 10:37:43,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665093805] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 10:37:43,808 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 10:37:43,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2025-02-05 10:37:43,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031764200] [2025-02-05 10:37:43,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 10:37:43,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-02-05 10:37:43,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 10:37:43,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-02-05 10:37:43,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=45, Unknown=2, NotChecked=0, Total=72 [2025-02-05 10:37:43,810 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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) [2025-02-05 10:37:43,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 10:37:43,842 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2025-02-05 10:37:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-05 10:37:43,843 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 8 [2025-02-05 10:37:43,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 10:37:43,843 INFO L225 Difference]: With dead ends: 9 [2025-02-05 10:37:43,844 INFO L226 Difference]: Without dead ends: 0 [2025-02-05 10:37:43,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=33, Invalid=55, Unknown=2, NotChecked=0, Total=90 [2025-02-05 10:37:43,844 INFO L435 NwaCegarLoop]: 3 mSDtfsCounter, 0 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 10:37:43,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 10:37:43,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-05 10:37:43,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-05 10:37:43,845 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) [2025-02-05 10:37:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-05 10:37:43,845 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2025-02-05 10:37:43,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 10:37:43,845 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-05 10:37:43,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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) [2025-02-05 10:37:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-05 10:37:43,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-05 10:37:43,849 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 10:37:43,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 10:37:44,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 10:37:44,056 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-05 10:37:44,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-05 10:37:44,083 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 10:37:44,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 10:37:44 BoogieIcfgContainer [2025-02-05 10:37:44,092 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 10:37:44,092 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 10:37:44,092 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 10:37:44,092 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 10:37:44,093 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 10:37:34" (3/4) ... [2025-02-05 10:37:44,095 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-05 10:37:44,099 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2025-02-05 10:37:44,099 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-05 10:37:44,099 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-05 10:37:44,099 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-05 10:37:44,150 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-05 10:37:44,150 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-05 10:37:44,151 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 10:37:44,151 INFO L158 Benchmark]: Toolchain (without parser) took 9778.57ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 61.0MB in the end (delta: 50.2MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2025-02-05 10:37:44,151 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 201.3MB. Free memory is still 128.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:37:44,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 148.44ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 100.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 10:37:44,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.02ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 99.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:37:44,152 INFO L158 Benchmark]: Boogie Preprocessor took 20.65ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.6MB in the end (delta: 995.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:37:44,152 INFO L158 Benchmark]: IcfgBuilder took 204.21ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 87.7MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 10:37:44,152 INFO L158 Benchmark]: TraceAbstraction took 9322.24ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 65.8MB in the end (delta: 21.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2025-02-05 10:37:44,153 INFO L158 Benchmark]: Witness Printer took 58.48ms. Allocated memory is still 142.6MB. Free memory was 65.8MB in the beginning and 61.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 10:37:44,153 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 201.3MB. Free memory is still 128.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 148.44ms. Allocated memory is still 142.6MB. Free memory was 111.2MB in the beginning and 100.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.02ms. Allocated memory is still 142.6MB. Free memory was 100.6MB in the beginning and 99.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.65ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.6MB in the end (delta: 995.1kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 204.21ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 87.7MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 9322.24ms. Allocated memory is still 142.6MB. Free memory was 87.7MB in the beginning and 65.8MB in the end (delta: 21.9MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Witness Printer took 58.48ms. Allocated memory is still 142.6MB. Free memory was 65.8MB in the beginning and 61.0MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 16]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.2s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 8.7s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 4 QuantifiedInterpolants, 237 SizeOfPredicates, 3 NumberOfNonLiveVariables, 52 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/6 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Location Invariant Derived location invariant: (((0 == (z % 8)) && (0 == (y % 4))) && ((x % 2) == 0)) RESULT: Ultimate proved your program to be correct! [2025-02-05 10:37:44,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE