./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/pthread-wmm/rfi003_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/pthread-wmm/rfi003_tso.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 21:29:06,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 21:29:06,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-11-22 21:29:06,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 21:29:06,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 21:29:06,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 21:29:06,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 21:29:06,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 21:29:06,747 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 21:29:06,749 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 21:29:06,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 21:29:06,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 21:29:06,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 21:29:06,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 21:29:06,754 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 21:29:06,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 21:29:06,754 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 21:29:06,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 21:29:06,755 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 21:29:06,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 21:29:06,755 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-22 21:29:06,755 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-22 21:29:06,756 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-22 21:29:06,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 21:29:06,756 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-22 21:29:06,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 21:29:06,756 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 21:29:06,757 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 21:29:06,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 21:29:06,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 21:29:06,757 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 21:29:06,757 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 21:29:06,757 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 21:29:06,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 21:29:06,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 21:29:06,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 21:29:06,758 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 21:29:06,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 21:29:06,758 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 21:29:06,759 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 21:29:06,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 21:29:06,761 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 21:29:06,761 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 [2024-11-22 21:29:06,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 21:29:07,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 21:29:07,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 21:29:07,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 21:29:07,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 21:29:07,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2024-11-22 21:29:08,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 21:29:08,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 21:29:08,620 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2024-11-22 21:29:08,631 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d4e3cc0/9c27a28ace4a417f884a802bdff48157/FLAG838d63cc0 [2024-11-22 21:29:08,642 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32d4e3cc0/9c27a28ace4a417f884a802bdff48157 [2024-11-22 21:29:08,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 21:29:08,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 21:29:08,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 21:29:08,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 21:29:08,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 21:29:08,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:29:08" (1/1) ... [2024-11-22 21:29:08,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba86484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:08, skipping insertion in model container [2024-11-22 21:29:08,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:29:08" (1/1) ... [2024-11-22 21:29:08,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 21:29:09,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 21:29:09,088 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 21:29:09,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 21:29:09,172 INFO L204 MainTranslator]: Completed translation [2024-11-22 21:29:09,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09 WrapperNode [2024-11-22 21:29:09,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 21:29:09,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 21:29:09,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 21:29:09,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 21:29:09,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,219 INFO L138 Inliner]: procedures = 174, calls = 40, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 172 [2024-11-22 21:29:09,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 21:29:09,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 21:29:09,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 21:29:09,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 21:29:09,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,233 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,254 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]. [2024-11-22 21:29:09,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 21:29:09,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 21:29:09,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 21:29:09,270 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 21:29:09,271 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (1/1) ... [2024-11-22 21:29:09,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 21:29:09,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 21:29:09,301 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) [2024-11-22 21:29:09,313 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 [2024-11-22 21:29:09,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-22 21:29:09,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 21:29:09,362 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-22 21:29:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-22 21:29:09,362 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-22 21:29:09,362 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-22 21:29:09,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 21:29:09,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-22 21:29:09,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 21:29:09,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 21:29:09,364 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 21:29:09,458 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 21:29:09,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 21:29:09,792 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 21:29:09,793 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 21:29:09,992 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 21:29:09,992 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-22 21:29:09,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:29:09 BoogieIcfgContainer [2024-11-22 21:29:09,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 21:29:09,995 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 21:29:09,996 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 21:29:09,998 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 21:29:09,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:29:08" (1/3) ... [2024-11-22 21:29:09,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74d18ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:29:09, skipping insertion in model container [2024-11-22 21:29:09,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:29:09" (2/3) ... [2024-11-22 21:29:09,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74d18ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:29:09, skipping insertion in model container [2024-11-22 21:29:10,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:29:09" (3/3) ... [2024-11-22 21:29:10,001 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi003_tso.i [2024-11-22 21:29:10,014 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 21:29:10,015 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-22 21:29:10,015 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 21:29:10,062 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 21:29:10,090 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 43 places, 38 transitions, 84 flow [2024-11-22 21:29:10,116 INFO L124 PetriNetUnfolderBase]: 2/36 cut-off events. [2024-11-22 21:29:10,116 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 21:29:10,119 INFO L83 FinitePrefix]: Finished finitePrefix Result has 43 conditions, 36 events. 2/36 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 66 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 36. Up to 2 conditions per place. [2024-11-22 21:29:10,119 INFO L82 GeneralOperation]: Start removeDead. Operand has 43 places, 38 transitions, 84 flow [2024-11-22 21:29:10,126 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 41 places, 36 transitions, 78 flow [2024-11-22 21:29:10,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 21:29:10,140 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=None, 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;@51429949, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 21:29:10,140 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-22 21:29:10,147 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 21:29:10,147 INFO L124 PetriNetUnfolderBase]: 0/13 cut-off events. [2024-11-22 21:29:10,147 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 21:29:10,147 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:10,148 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:10,148 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:10,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:10,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1857544288, now seen corresponding path program 1 times [2024-11-22 21:29:10,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:10,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637368658] [2024-11-22 21:29:10,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 21:29:10,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 21:29:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:10,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:10,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637368658] [2024-11-22 21:29:10,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637368658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:10,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:10,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-22 21:29:10,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941693128] [2024-11-22 21:29:10,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:10,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 21:29:10,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:10,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 21:29:10,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 21:29:10,641 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 38 [2024-11-22 21:29:10,643 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 36 transitions, 78 flow. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:10,644 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:10,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 38 [2024-11-22 21:29:10,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:10,868 INFO L124 PetriNetUnfolderBase]: 325/618 cut-off events. [2024-11-22 21:29:10,868 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 21:29:10,870 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1182 conditions, 618 events. 325/618 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3323 event pairs, 30 based on Foata normal form. 48/659 useless extension candidates. Maximal degree in co-relation 1172. Up to 476 conditions per place. [2024-11-22 21:29:10,874 INFO L140 encePairwiseOnDemand]: 33/38 looper letters, 27 selfloop transitions, 2 changer transitions 2/43 dead transitions. [2024-11-22 21:29:10,874 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 43 transitions, 154 flow [2024-11-22 21:29:10,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 21:29:10,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 21:29:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 78 transitions. [2024-11-22 21:29:10,884 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.6842105263157895 [2024-11-22 21:29:10,886 INFO L175 Difference]: Start difference. First operand has 41 places, 36 transitions, 78 flow. Second operand 3 states and 78 transitions. [2024-11-22 21:29:10,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 43 transitions, 154 flow [2024-11-22 21:29:10,889 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 43 transitions, 152 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 21:29:10,890 INFO L231 Difference]: Finished difference. Result has 39 places, 31 transitions, 70 flow [2024-11-22 21:29:10,892 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=68, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=70, PETRI_PLACES=39, PETRI_TRANSITIONS=31} [2024-11-22 21:29:10,896 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, -2 predicate places. [2024-11-22 21:29:10,896 INFO L471 AbstractCegarLoop]: Abstraction has has 39 places, 31 transitions, 70 flow [2024-11-22 21:29:10,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:10,896 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:10,897 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:10,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 21:29:10,897 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:10,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:10,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1875379275, now seen corresponding path program 1 times [2024-11-22 21:29:10,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:10,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835438614] [2024-11-22 21:29:10,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 21:29:10,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 21:29:10,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:10,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:10,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835438614] [2024-11-22 21:29:10,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835438614] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:10,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:10,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-22 21:29:10,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501143847] [2024-11-22 21:29:10,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:10,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 21:29:10,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:10,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 21:29:10,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 21:29:10,971 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 38 [2024-11-22 21:29:10,971 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 31 transitions, 70 flow. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:10,971 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:10,971 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 38 [2024-11-22 21:29:10,971 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:11,106 INFO L124 PetriNetUnfolderBase]: 287/600 cut-off events. [2024-11-22 21:29:11,106 INFO L125 PetriNetUnfolderBase]: For 32/32 co-relation queries the response was YES. [2024-11-22 21:29:11,107 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1134 conditions, 600 events. 287/600 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3358 event pairs, 287 based on Foata normal form. 24/613 useless extension candidates. Maximal degree in co-relation 1124. Up to 488 conditions per place. [2024-11-22 21:29:11,109 INFO L140 encePairwiseOnDemand]: 36/38 looper letters, 17 selfloop transitions, 1 changer transitions 1/30 dead transitions. [2024-11-22 21:29:11,109 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 30 transitions, 106 flow [2024-11-22 21:29:11,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 21:29:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 21:29:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 59 transitions. [2024-11-22 21:29:11,117 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5175438596491229 [2024-11-22 21:29:11,117 INFO L175 Difference]: Start difference. First operand has 39 places, 31 transitions, 70 flow. Second operand 3 states and 59 transitions. [2024-11-22 21:29:11,117 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 30 transitions, 106 flow [2024-11-22 21:29:11,117 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 30 transitions, 102 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 21:29:11,118 INFO L231 Difference]: Finished difference. Result has 37 places, 29 transitions, 64 flow [2024-11-22 21:29:11,118 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=64, PETRI_PLACES=37, PETRI_TRANSITIONS=29} [2024-11-22 21:29:11,118 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, -4 predicate places. [2024-11-22 21:29:11,118 INFO L471 AbstractCegarLoop]: Abstraction has has 37 places, 29 transitions, 64 flow [2024-11-22 21:29:11,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:11,119 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:11,119 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:11,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 21:29:11,119 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:11,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:11,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1875380614, now seen corresponding path program 1 times [2024-11-22 21:29:11,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:11,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080557004] [2024-11-22 21:29:11,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 21:29:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 21:29:11,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:11,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:11,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080557004] [2024-11-22 21:29:11,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080557004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:11,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:11,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 21:29:11,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196642335] [2024-11-22 21:29:11,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:11,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-22 21:29:11,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:11,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-22 21:29:11,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-22 21:29:11,333 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 38 [2024-11-22 21:29:11,334 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 29 transitions, 64 flow. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:11,334 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:11,334 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 38 [2024-11-22 21:29:11,335 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:11,499 INFO L124 PetriNetUnfolderBase]: 296/601 cut-off events. [2024-11-22 21:29:11,499 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 21:29:11,501 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1149 conditions, 601 events. 296/601 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 2942 event pairs, 62 based on Foata normal form. 35/631 useless extension candidates. Maximal degree in co-relation 1143. Up to 289 conditions per place. [2024-11-22 21:29:11,503 INFO L140 encePairwiseOnDemand]: 33/38 looper letters, 38 selfloop transitions, 4 changer transitions 1/51 dead transitions. [2024-11-22 21:29:11,503 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 51 transitions, 196 flow [2024-11-22 21:29:11,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-22 21:29:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2024-11-22 21:29:11,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 89 transitions. [2024-11-22 21:29:11,507 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5855263157894737 [2024-11-22 21:29:11,507 INFO L175 Difference]: Start difference. First operand has 37 places, 29 transitions, 64 flow. Second operand 4 states and 89 transitions. [2024-11-22 21:29:11,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 51 transitions, 196 flow [2024-11-22 21:29:11,508 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 38 places, 51 transitions, 195 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-22 21:29:11,509 INFO L231 Difference]: Finished difference. Result has 40 places, 31 transitions, 89 flow [2024-11-22 21:29:11,509 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=63, PETRI_DIFFERENCE_MINUEND_PLACES=35, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=89, PETRI_PLACES=40, PETRI_TRANSITIONS=31} [2024-11-22 21:29:11,510 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, -1 predicate places. [2024-11-22 21:29:11,510 INFO L471 AbstractCegarLoop]: Abstraction has has 40 places, 31 transitions, 89 flow [2024-11-22 21:29:11,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:11,510 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:11,510 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:11,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 21:29:11,511 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:11,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:11,512 INFO L85 PathProgramCache]: Analyzing trace with hash 757741343, now seen corresponding path program 1 times [2024-11-22 21:29:11,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:11,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563775569] [2024-11-22 21:29:11,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 21:29:11,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 21:29:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:11,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:11,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563775569] [2024-11-22 21:29:11,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563775569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:11,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:11,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-22 21:29:11,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332861551] [2024-11-22 21:29:11,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:11,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-22 21:29:11,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:11,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-22 21:29:11,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-22 21:29:11,826 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 38 [2024-11-22 21:29:11,826 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 31 transitions, 89 flow. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:11,826 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:11,826 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 38 [2024-11-22 21:29:11,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:12,000 INFO L124 PetriNetUnfolderBase]: 138/284 cut-off events. [2024-11-22 21:29:12,000 INFO L125 PetriNetUnfolderBase]: For 77/77 co-relation queries the response was YES. [2024-11-22 21:29:12,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 284 events. 138/284 cut-off events. For 77/77 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 1014 event pairs, 42 based on Foata normal form. 20/299 useless extension candidates. Maximal degree in co-relation 653. Up to 116 conditions per place. [2024-11-22 21:29:12,002 INFO L140 encePairwiseOnDemand]: 33/38 looper letters, 31 selfloop transitions, 6 changer transitions 1/46 dead transitions. [2024-11-22 21:29:12,002 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 46 transitions, 200 flow [2024-11-22 21:29:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-22 21:29:12,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-22 21:29:12,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 95 transitions. [2024-11-22 21:29:12,003 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5 [2024-11-22 21:29:12,003 INFO L175 Difference]: Start difference. First operand has 40 places, 31 transitions, 89 flow. Second operand 5 states and 95 transitions. [2024-11-22 21:29:12,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 46 transitions, 200 flow [2024-11-22 21:29:12,004 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 46 transitions, 191 flow, removed 1 selfloop flow, removed 2 redundant places. [2024-11-22 21:29:12,004 INFO L231 Difference]: Finished difference. Result has 44 places, 31 transitions, 105 flow [2024-11-22 21:29:12,005 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=82, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=25, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=105, PETRI_PLACES=44, PETRI_TRANSITIONS=31} [2024-11-22 21:29:12,005 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, 3 predicate places. [2024-11-22 21:29:12,005 INFO L471 AbstractCegarLoop]: Abstraction has has 44 places, 31 transitions, 105 flow [2024-11-22 21:29:12,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:12,006 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:12,006 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:12,006 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 21:29:12,006 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:12,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:12,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1092507095, now seen corresponding path program 1 times [2024-11-22 21:29:12,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:12,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000028064] [2024-11-22 21:29:12,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 21:29:12,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 21:29:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:16,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:16,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000028064] [2024-11-22 21:29:16,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000028064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:16,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:16,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-22 21:29:16,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7990851] [2024-11-22 21:29:16,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:16,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-22 21:29:16,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:16,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-22 21:29:16,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-22 21:29:16,851 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 38 [2024-11-22 21:29:16,851 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 44 places, 31 transitions, 105 flow. Second operand has 13 states, 13 states have (on average 14.307692307692308) internal successors, (186), 13 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:16,851 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:16,851 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 38 [2024-11-22 21:29:16,851 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:17,522 INFO L124 PetriNetUnfolderBase]: 164/381 cut-off events. [2024-11-22 21:29:17,523 INFO L125 PetriNetUnfolderBase]: For 124/124 co-relation queries the response was YES. [2024-11-22 21:29:17,523 INFO L83 FinitePrefix]: Finished finitePrefix Result has 845 conditions, 381 events. 164/381 cut-off events. For 124/124 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1587 event pairs, 26 based on Foata normal form. 4/378 useless extension candidates. Maximal degree in co-relation 834. Up to 142 conditions per place. [2024-11-22 21:29:17,525 INFO L140 encePairwiseOnDemand]: 27/38 looper letters, 28 selfloop transitions, 17 changer transitions 15/72 dead transitions. [2024-11-22 21:29:17,525 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 72 transitions, 315 flow [2024-11-22 21:29:17,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-22 21:29:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2024-11-22 21:29:17,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 191 transitions. [2024-11-22 21:29:17,526 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.5026315789473684 [2024-11-22 21:29:17,527 INFO L175 Difference]: Start difference. First operand has 44 places, 31 transitions, 105 flow. Second operand 10 states and 191 transitions. [2024-11-22 21:29:17,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 72 transitions, 315 flow [2024-11-22 21:29:17,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 72 transitions, 281 flow, removed 8 selfloop flow, removed 6 redundant places. [2024-11-22 21:29:17,530 INFO L231 Difference]: Finished difference. Result has 53 places, 47 transitions, 182 flow [2024-11-22 21:29:17,530 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=77, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=182, PETRI_PLACES=53, PETRI_TRANSITIONS=47} [2024-11-22 21:29:17,530 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, 12 predicate places. [2024-11-22 21:29:17,531 INFO L471 AbstractCegarLoop]: Abstraction has has 53 places, 47 transitions, 182 flow [2024-11-22 21:29:17,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 14.307692307692308) internal successors, (186), 13 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:17,531 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:17,531 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:17,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 21:29:17,531 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:17,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:17,532 INFO L85 PathProgramCache]: Analyzing trace with hash 374494543, now seen corresponding path program 2 times [2024-11-22 21:29:17,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:17,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931569355] [2024-11-22 21:29:17,532 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-22 21:29:17,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:17,734 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-22 21:29:17,735 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 21:29:20,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:20,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:20,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931569355] [2024-11-22 21:29:20,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931569355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:20,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:20,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-22 21:29:20,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534005767] [2024-11-22 21:29:20,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:20,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-22 21:29:20,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:20,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-22 21:29:20,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-22 21:29:20,107 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 38 [2024-11-22 21:29:20,107 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 53 places, 47 transitions, 182 flow. Second operand has 13 states, 13 states have (on average 14.307692307692308) internal successors, (186), 13 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:20,107 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:20,108 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 38 [2024-11-22 21:29:20,108 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:20,650 INFO L124 PetriNetUnfolderBase]: 162/388 cut-off events. [2024-11-22 21:29:20,650 INFO L125 PetriNetUnfolderBase]: For 71/74 co-relation queries the response was YES. [2024-11-22 21:29:20,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 957 conditions, 388 events. 162/388 cut-off events. For 71/74 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1623 event pairs, 24 based on Foata normal form. 6/389 useless extension candidates. Maximal degree in co-relation 943. Up to 143 conditions per place. [2024-11-22 21:29:20,652 INFO L140 encePairwiseOnDemand]: 29/38 looper letters, 19 selfloop transitions, 7 changer transitions 40/78 dead transitions. [2024-11-22 21:29:20,653 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 78 transitions, 413 flow [2024-11-22 21:29:20,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-22 21:29:20,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2024-11-22 21:29:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 198 transitions. [2024-11-22 21:29:20,654 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.47368421052631576 [2024-11-22 21:29:20,654 INFO L175 Difference]: Start difference. First operand has 53 places, 47 transitions, 182 flow. Second operand 11 states and 198 transitions. [2024-11-22 21:29:20,654 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 78 transitions, 413 flow [2024-11-22 21:29:20,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 78 transitions, 399 flow, removed 5 selfloop flow, removed 3 redundant places. [2024-11-22 21:29:20,657 INFO L231 Difference]: Finished difference. Result has 62 places, 33 transitions, 137 flow [2024-11-22 21:29:20,657 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=172, PETRI_DIFFERENCE_MINUEND_PLACES=48, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=40, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=137, PETRI_PLACES=62, PETRI_TRANSITIONS=33} [2024-11-22 21:29:20,659 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, 21 predicate places. [2024-11-22 21:29:20,659 INFO L471 AbstractCegarLoop]: Abstraction has has 62 places, 33 transitions, 137 flow [2024-11-22 21:29:20,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 14.307692307692308) internal successors, (186), 13 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:20,660 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 21:29:20,660 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 21:29:20,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 21:29:20,660 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [P1Err0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (and 3 more)] === [2024-11-22 21:29:20,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 21:29:20,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1109587875, now seen corresponding path program 3 times [2024-11-22 21:29:20,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 21:29:20,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579806232] [2024-11-22 21:29:20,661 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-22 21:29:20,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 21:29:20,801 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-22 21:29:20,802 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-22 21:29:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 21:29:21,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 21:29:21,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579806232] [2024-11-22 21:29:21,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579806232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 21:29:21,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 21:29:21,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-22 21:29:21,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196871376] [2024-11-22 21:29:21,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 21:29:21,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-22 21:29:21,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 21:29:21,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-22 21:29:21,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-22 21:29:21,347 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 11 out of 38 [2024-11-22 21:29:21,348 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 33 transitions, 137 flow. Second operand has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:21,348 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 21:29:21,348 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 38 [2024-11-22 21:29:21,348 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 21:29:21,593 INFO L124 PetriNetUnfolderBase]: 60/145 cut-off events. [2024-11-22 21:29:21,594 INFO L125 PetriNetUnfolderBase]: For 44/44 co-relation queries the response was YES. [2024-11-22 21:29:21,594 INFO L83 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 145 events. 60/145 cut-off events. For 44/44 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 374 event pairs, 8 based on Foata normal form. 4/147 useless extension candidates. Maximal degree in co-relation 376. Up to 58 conditions per place. [2024-11-22 21:29:21,598 INFO L140 encePairwiseOnDemand]: 31/38 looper letters, 0 selfloop transitions, 0 changer transitions 39/39 dead transitions. [2024-11-22 21:29:21,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 39 transitions, 213 flow [2024-11-22 21:29:21,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-22 21:29:21,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2024-11-22 21:29:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 118 transitions. [2024-11-22 21:29:21,599 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.3881578947368421 [2024-11-22 21:29:21,599 INFO L175 Difference]: Start difference. First operand has 62 places, 33 transitions, 137 flow. Second operand 8 states and 118 transitions. [2024-11-22 21:29:21,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 39 transitions, 213 flow [2024-11-22 21:29:21,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 39 transitions, 169 flow, removed 6 selfloop flow, removed 14 redundant places. [2024-11-22 21:29:21,601 INFO L231 Difference]: Finished difference. Result has 47 places, 0 transitions, 0 flow [2024-11-22 21:29:21,601 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=38, PETRI_DIFFERENCE_MINUEND_FLOW=87, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=0, PETRI_PLACES=47, PETRI_TRANSITIONS=0} [2024-11-22 21:29:21,601 INFO L277 CegarLoopForPetriNet]: 41 programPoint places, 6 predicate places. [2024-11-22 21:29:21,601 INFO L471 AbstractCegarLoop]: Abstraction has has 47 places, 0 transitions, 0 flow [2024-11-22 21:29:21,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 21:29:21,604 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (5 of 6 remaining) [2024-11-22 21:29:21,607 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK (4 of 6 remaining) [2024-11-22 21:29:21,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (3 of 6 remaining) [2024-11-22 21:29:21,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 6 remaining) [2024-11-22 21:29:21,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 6 remaining) [2024-11-22 21:29:21,608 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONMEMORY_LEAK (0 of 6 remaining) [2024-11-22 21:29:21,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 21:29:21,609 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2024-11-22 21:29:21,616 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-22 21:29:21,620 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 21:29:21,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:29:21 BasicIcfg [2024-11-22 21:29:21,628 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 21:29:21,629 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 21:29:21,629 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 21:29:21,629 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 21:29:21,629 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:29:09" (3/4) ... [2024-11-22 21:29:21,631 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-22 21:29:21,633 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-11-22 21:29:21,636 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-11-22 21:29:21,643 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 79 nodes and edges [2024-11-22 21:29:21,643 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-22 21:29:21,644 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-22 21:29:21,644 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-22 21:29:21,717 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-22 21:29:21,718 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-22 21:29:21,718 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 21:29:21,718 INFO L158 Benchmark]: Toolchain (without parser) took 13072.49ms. Allocated memory was 165.7MB in the beginning and 1.1GB in the end (delta: 899.7MB). Free memory was 90.8MB in the beginning and 603.5MB in the end (delta: -512.7MB). Peak memory consumption was 388.3MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,718 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 21:29:21,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.26ms. Allocated memory was 165.7MB in the beginning and 289.4MB in the end (delta: 123.7MB). Free memory was 90.6MB in the beginning and 247.9MB in the end (delta: -157.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.18ms. Allocated memory is still 289.4MB. Free memory was 247.9MB in the beginning and 244.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,719 INFO L158 Benchmark]: Boogie Preprocessor took 48.73ms. Allocated memory is still 289.4MB. Free memory was 244.9MB in the beginning and 239.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,719 INFO L158 Benchmark]: RCFGBuilder took 723.53ms. Allocated memory is still 289.4MB. Free memory was 239.7MB in the beginning and 167.3MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,720 INFO L158 Benchmark]: TraceAbstraction took 11633.84ms. Allocated memory was 289.4MB in the beginning and 1.1GB in the end (delta: 775.9MB). Free memory was 166.3MB in the beginning and 608.7MB in the end (delta: -442.5MB). Peak memory consumption was 333.5MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,720 INFO L158 Benchmark]: Witness Printer took 88.96ms. Allocated memory is still 1.1GB. Free memory was 608.7MB in the beginning and 603.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 21:29:21,721 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.26ms. Allocated memory was 165.7MB in the beginning and 289.4MB in the end (delta: 123.7MB). Free memory was 90.6MB in the beginning and 247.9MB in the end (delta: -157.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.18ms. Allocated memory is still 289.4MB. Free memory was 247.9MB in the beginning and 244.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.73ms. Allocated memory is still 289.4MB. Free memory was 244.9MB in the beginning and 239.7MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 723.53ms. Allocated memory is still 289.4MB. Free memory was 239.7MB in the beginning and 167.3MB in the end (delta: 72.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * TraceAbstraction took 11633.84ms. Allocated memory was 289.4MB in the beginning and 1.1GB in the end (delta: 775.9MB). Free memory was 166.3MB in the beginning and 608.7MB in the end (delta: -442.5MB). Peak memory consumption was 333.5MB. Max. memory is 16.1GB. * Witness Printer took 88.96ms. Allocated memory is still 1.1GB. Free memory was 608.7MB in the beginning and 603.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 833]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 17]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 57 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 11.5s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 277 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 254 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 141 mSDsCounter, 61 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 875 IncrementalHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 61 mSolverCounterUnsat, 20 mSDtfsCounter, 875 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=5, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 1665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-22 21:29:21,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE