./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.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 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 19:44:24,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 19:44:24,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-10 19:44:24,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 19:44:24,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 19:44:24,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 19:44:24,833 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 19:44:24,834 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 19:44:24,835 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 19:44:24,835 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 19:44:24,835 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 19:44:24,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 19:44:24,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 19:44:24,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 19:44:24,839 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 19:44:24,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 19:44:24,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 19:44:24,841 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 19:44:24,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 19:44:24,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 19:44:24,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 19:44:24,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 19:44:24,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 19:44:24,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 19:44:24,844 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 19:44:24,844 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 19:44:24,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 19:44:24,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 19:44:24,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 19:44:24,845 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 19:44:24,845 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 19:44:24,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 19:44:24,846 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 19:44:24,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 19:44:24,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:44:24,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 19:44:24,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 19:44:24,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 19:44:24,851 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 19:44:24,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 19:44:24,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 19:44:24,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 19:44:24,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 19:44:24,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 19:44:24,853 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 [2024-11-10 19:44:25,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 19:44:25,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 19:44:25,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 19:44:25,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 19:44:25,138 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 19:44:25,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:26,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 19:44:26,859 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 19:44:26,862 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:26,873 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db31aae19/ff9849aff1fa4dd784f68982a5824b0f/FLAG24f5559b8 [2024-11-10 19:44:26,885 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db31aae19/ff9849aff1fa4dd784f68982a5824b0f [2024-11-10 19:44:26,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 19:44:26,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 19:44:26,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 19:44:26,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 19:44:26,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 19:44:26,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:44:26" (1/1) ... [2024-11-10 19:44:26,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab4ef61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:26, skipping insertion in model container [2024-11-10 19:44:26,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:44:26" (1/1) ... [2024-11-10 19:44:26,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 19:44:27,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:44:27,198 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 19:44:27,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:44:27,276 INFO L204 MainTranslator]: Completed translation [2024-11-10 19:44:27,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27 WrapperNode [2024-11-10 19:44:27,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 19:44:27,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 19:44:27,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 19:44:27,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 19:44:27,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,332 INFO L138 Inliner]: procedures = 28, calls = 52, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 432 [2024-11-10 19:44:27,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 19:44:27,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 19:44:27,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 19:44:27,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 19:44:27,344 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,349 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,380 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 19:44:27,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,394 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,395 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 19:44:27,406 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 19:44:27,406 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 19:44:27,406 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 19:44:27,407 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (1/1) ... [2024-11-10 19:44:27,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:44:27,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:44:27,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 19:44:27,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 19:44:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 19:44:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2024-11-10 19:44:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2024-11-10 19:44:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-10 19:44:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-10 19:44:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2024-11-10 19:44:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2024-11-10 19:44:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2024-11-10 19:44:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2024-11-10 19:44:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2024-11-10 19:44:27,508 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2024-11-10 19:44:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 19:44:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 19:44:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 19:44:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 19:44:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 19:44:27,637 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 19:44:27,639 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 19:44:28,268 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-10 19:44:28,268 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 19:44:28,292 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 19:44:28,293 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 19:44:28,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:44:28 BoogieIcfgContainer [2024-11-10 19:44:28,294 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 19:44:28,296 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 19:44:28,296 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 19:44:28,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 19:44:28,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:44:26" (1/3) ... [2024-11-10 19:44:28,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc5af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:44:28, skipping insertion in model container [2024-11-10 19:44:28,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:27" (2/3) ... [2024-11-10 19:44:28,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc5af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:44:28, skipping insertion in model container [2024-11-10 19:44:28,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:44:28" (3/3) ... [2024-11-10 19:44:28,305 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:28,321 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 19:44:28,322 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-10 19:44:28,395 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 19:44:28,402 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;@57d09421, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 19:44:28,403 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-10 19:44:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand has 203 states, 150 states have (on average 1.5733333333333333) internal successors, (236), 163 states have internal predecessors, (236), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-10 19:44:28,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 19:44:28,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:44:28,418 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:44:28,419 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting add_history_typeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-10 19:44:28,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:44:28,425 INFO L85 PathProgramCache]: Analyzing trace with hash 357898637, now seen corresponding path program 1 times [2024-11-10 19:44:28,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 19:44:28,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053897289] [2024-11-10 19:44:28,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 19:44:28,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 19:44:28,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 19:44:28,512 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1275) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:386) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:84) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 19:44:28,519 INFO L158 Benchmark]: Toolchain (without parser) took 1628.71ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 99.1MB in the beginning and 148.9MB in the end (delta: -49.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:44:28,521 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 118.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:44:28,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.25ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 80.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-10 19:44:28,522 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.44ms. Allocated memory is still 157.3MB. Free memory was 80.2MB in the beginning and 77.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 19:44:28,522 INFO L158 Benchmark]: Boogie Preprocessor took 71.30ms. Allocated memory is still 157.3MB. Free memory was 77.0MB in the beginning and 73.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 19:44:28,524 INFO L158 Benchmark]: IcfgBuilder took 888.40ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 73.4MB in the beginning and 162.6MB in the end (delta: -89.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-10 19:44:28,524 INFO L158 Benchmark]: TraceAbstraction took 220.71ms. Allocated memory is still 203.4MB. Free memory was 161.5MB in the beginning and 148.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 19:44:28,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 157.3MB. Free memory was 119.0MB in the beginning and 118.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.25ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 80.2MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.44ms. Allocated memory is still 157.3MB. Free memory was 80.2MB in the beginning and 77.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.30ms. Allocated memory is still 157.3MB. Free memory was 77.0MB in the beginning and 73.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 888.40ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 73.4MB in the beginning and 162.6MB in the end (delta: -89.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 220.71ms. Allocated memory is still 203.4MB. Free memory was 161.5MB in the beginning and 148.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1275) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 19:44:28,565 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.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 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 19:44:30,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 19:44:30,957 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-10 19:44:30,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 19:44:30,962 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 19:44:30,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 19:44:30,998 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 19:44:30,999 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 19:44:30,999 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 19:44:31,000 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 19:44:31,002 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 19:44:31,002 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 19:44:31,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 19:44:31,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 19:44:31,003 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 19:44:31,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 19:44:31,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 19:44:31,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 19:44:31,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 19:44:31,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 19:44:31,008 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 19:44:31,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 19:44:31,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 19:44:31,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 19:44:31,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 19:44:31,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 19:44:31,011 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 19:44:31,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 19:44:31,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 19:44:31,012 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 19:44:31,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 19:44:31,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 19:44:31,013 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 19:44:31,013 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 19:44:31,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 19:44:31,014 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 19:44:31,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:44:31,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 19:44:31,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 19:44:31,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 19:44:31,015 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 19:44:31,016 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 19:44:31,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 19:44:31,016 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 19:44:31,016 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 19:44:31,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 19:44:31,017 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ff1cedc7411bab7c4dff496b498f1be2a7af9e572a1448d390780005c75fec3 [2024-11-10 19:44:31,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 19:44:31,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 19:44:31,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 19:44:31,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 19:44:31,380 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 19:44:31,382 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:33,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 19:44:33,231 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 19:44:33,232 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:33,248 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc18b5e0f/bddda5c303204c549183f9224d9f0552/FLAG9dd8f8b07 [2024-11-10 19:44:33,592 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc18b5e0f/bddda5c303204c549183f9224d9f0552 [2024-11-10 19:44:33,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 19:44:33,596 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 19:44:33,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 19:44:33,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 19:44:33,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 19:44:33,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:44:33" (1/1) ... [2024-11-10 19:44:33,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f924a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:33, skipping insertion in model container [2024-11-10 19:44:33,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:44:33" (1/1) ... [2024-11-10 19:44:33,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 19:44:33,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:44:34,010 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 19:44:34,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 19:44:34,117 INFO L204 MainTranslator]: Completed translation [2024-11-10 19:44:34,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34 WrapperNode [2024-11-10 19:44:34,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 19:44:34,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 19:44:34,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 19:44:34,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 19:44:34,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,194 INFO L138 Inliner]: procedures = 28, calls = 52, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 408 [2024-11-10 19:44:34,195 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 19:44:34,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 19:44:34,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 19:44:34,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 19:44:34,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,223 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,251 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 19:44:34,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,275 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,288 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 19:44:34,289 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 19:44:34,289 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 19:44:34,289 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 19:44:34,291 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (1/1) ... [2024-11-10 19:44:34,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 19:44:34,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 19:44:34,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 19:44:34,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 19:44:34,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2024-11-10 19:44:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-10 19:44:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2024-11-10 19:44:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2024-11-10 19:44:34,367 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2024-11-10 19:44:34,367 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2024-11-10 19:44:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2024-11-10 19:44:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 19:44:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 19:44:34,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 19:44:34,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 19:44:34,472 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 19:44:34,474 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 19:44:35,167 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-10 19:44:35,167 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 19:44:35,187 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 19:44:35,187 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 19:44:35,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:44:35 BoogieIcfgContainer [2024-11-10 19:44:35,188 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 19:44:35,190 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 19:44:35,190 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 19:44:35,195 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 19:44:35,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:44:33" (1/3) ... [2024-11-10 19:44:35,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655d7627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:44:35, skipping insertion in model container [2024-11-10 19:44:35,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:44:34" (2/3) ... [2024-11-10 19:44:35,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@655d7627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:44:35, skipping insertion in model container [2024-11-10 19:44:35,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:44:35" (3/3) ... [2024-11-10 19:44:35,200 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.UNBOUNDED.pals.c [2024-11-10 19:44:35,217 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 19:44:35,218 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-10 19:44:35,288 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 19:44:35,295 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;@dbfbf13, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 19:44:35,295 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-10 19:44:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 203 states, 150 states have (on average 1.5733333333333333) internal successors, (236), 163 states have internal predecessors, (236), 37 states have call successors, (37), 6 states have call predecessors, (37), 6 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-10 19:44:35,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 19:44:35,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 19:44:35,311 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 19:44:35,311 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting add_history_typeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-10 19:44:35,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 19:44:35,318 INFO L85 PathProgramCache]: Analyzing trace with hash 357898637, now seen corresponding path program 1 times [2024-11-10 19:44:35,328 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.classifyTermsInTrace(TraceCheckUtils.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory$StrategyModuleFactory.getTermClassifierForTrace(StrategyFactory.java:478) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.strategy.WolfRefinementStrategy.createModules(WolfRefinementStrategy.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.strategy.WolfRefinementStrategy.(WolfRefinementStrategy.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:291) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 19:44:35,335 INFO L158 Benchmark]: Toolchain (without parser) took 1735.78ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 31.2MB in the beginning and 53.9MB in the end (delta: -22.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:44:35,335 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:44:35,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.85ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 27.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-10 19:44:35,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.39ms. Allocated memory is still 65.0MB. Free memory was 27.4MB in the beginning and 43.9MB in the end (delta: -16.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 19:44:35,337 INFO L158 Benchmark]: Boogie Preprocessor took 93.19ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 40.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 19:44:35,338 INFO L158 Benchmark]: IcfgBuilder took 899.14ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 30.1MB in the end (delta: 10.4MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-11-10 19:44:35,339 INFO L158 Benchmark]: TraceAbstraction took 140.45ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 53.9MB in the end (delta: -24.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 19:44:35,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.85ms. Allocated memory is still 65.0MB. Free memory was 46.5MB in the beginning and 27.4MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.39ms. Allocated memory is still 65.0MB. Free memory was 27.4MB in the beginning and 43.9MB in the end (delta: -16.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.19ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 40.5MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 899.14ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 30.1MB in the end (delta: 10.4MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * TraceAbstraction took 140.45ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 29.3MB in the beginning and 53.9MB in the end (delta: -24.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.classifyTermsInTrace(TraceCheckUtils.java:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 19:44:35,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/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: ERROR: ExceptionOrErrorResult: NullPointerException: null