./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/protection/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bcb38a6f 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/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i ./goblint.2024-05-21_14-57-05.files/protection/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-bcb38a6-m [2024-06-04 14:29:36,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-04 14:29:37,011 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-04 14:29:37,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-04 14:29:37,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-04 14:29:37,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-04 14:29:37,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-04 14:29:37,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-04 14:29:37,041 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-04 14:29:37,045 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-04 14:29:37,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-04 14:29:37,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-04 14:29:37,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-04 14:29:37,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-04 14:29:37,046 INFO L153 SettingsManager]: * Use SBE=true [2024-06-04 14:29:37,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-04 14:29:37,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-04 14:29:37,047 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-04 14:29:37,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-04 14:29:37,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-04 14:29:37,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-04 14:29:37,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-04 14:29:37,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-04 14:29:37,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-04 14:29:37,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-04 14:29:37,049 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-04 14:29:37,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-04 14:29:37,049 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-04 14:29:37,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-04 14:29:37,050 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-04 14:29:37,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-04 14:29:37,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-04 14:29:37,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 14:29:37,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-04 14:29:37,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-04 14:29:37,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-04 14:29:37,053 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-04 14:29:37,053 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-04 14:29:37,053 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-04 14:29:37,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-04 14:29:37,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-04 14:29:37,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-04 14:29:37,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-04 14:29:37,434 INFO L274 PluginConnector]: CDTParser initialized [2024-06-04 14:29:37,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-06-04 14:29:38,510 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-04 14:29:38,690 INFO L384 CDTParser]: Found 1 translation units. [2024-06-04 14:29:38,691 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-06-04 14:29:38,701 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a688338d/930d4e08e3ab48a5afefe5cfeae87daf/FLAGa0845423b [2024-06-04 14:29:38,712 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a688338d/930d4e08e3ab48a5afefe5cfeae87daf [2024-06-04 14:29:38,714 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-04 14:29:38,715 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-04 14:29:38,715 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/protection/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.yml/witness.yml [2024-06-04 14:29:38,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-04 14:29:38,794 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-04 14:29:38,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-04 14:29:38,794 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-04 14:29:38,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-04 14:29:38,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 02:29:38" (1/2) ... [2024-06-04 14:29:38,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a542304 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 02:29:38, skipping insertion in model container [2024-06-04 14:29:38,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 02:29:38" (1/2) ... [2024-06-04 14:29:38,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64e7b940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 02:29:38, skipping insertion in model container [2024-06-04 14:29:38,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 02:29:38" (2/2) ... [2024-06-04 14:29:38,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a542304 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:38, skipping insertion in model container [2024-06-04 14:29:38,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 02:29:38" (2/2) ... [2024-06-04 14:29:38,801 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-04 14:29:38,841 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-04 14:29:38,842 INFO L97 edCorrectnessWitness]: Location invariant before [L695-L695] ! multithreaded || (((0 <= g && g <= 42) && g <= 127) && ((g == 0 || g == 17) || g == 42)) [2024-06-04 14:29:38,842 INFO L103 edCorrectnessWitness]: ghost_variable B_locked = 0 [2024-06-04 14:29:38,842 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-04 14:29:38,843 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-06-04 14:29:38,843 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] A_locked = 1; [2024-06-04 14:29:38,843 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] A_locked = 0; [2024-06-04 14:29:38,843 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] B_locked = 0; [2024-06-04 14:29:38,843 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] A_locked = 0; [2024-06-04 14:29:38,843 INFO L106 edCorrectnessWitness]: ghost_update [L694-L694] multithreaded = 1; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] B_locked = 1; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L696-L696] B_locked = 1; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] B_locked = 1; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] B_locked = 0; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L695-L695] A_locked = 1; [2024-06-04 14:29:38,844 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] B_locked = 0; [2024-06-04 14:29:38,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-04 14:29:39,175 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 14:29:39,189 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-04 14:29:39,272 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 14:29:39,305 INFO L206 MainTranslator]: Completed translation [2024-06-04 14:29:39,306 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39 WrapperNode [2024-06-04 14:29:39,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-04 14:29:39,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-04 14:29:39,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-04 14:29:39,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-04 14:29:39,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,334 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,353 INFO L138 Inliner]: procedures = 162, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-06-04 14:29:39,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-04 14:29:39,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-04 14:29:39,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-04 14:29:39,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-04 14:29:39,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,372 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,382 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [2, 5, 5]. 42 percent of accesses are in the largest equivalence class. The 12 initializations are split as follows [2, 5, 5]. The 0 writes are split as follows [0, 0, 0]. [2024-06-04 14:29:39,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,387 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-04 14:29:39,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-04 14:29:39,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-04 14:29:39,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-04 14:29:39,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (1/1) ... [2024-06-04 14:29:39,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 14:29:39,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-04 14:29:39,461 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) [2024-06-04 14:29:39,464 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 [2024-06-04 14:29:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-06-04 14:29:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-04 14:29:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-06-04 14:29:39,493 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-06-04 14:29:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-04 14:29:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-04 14:29:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-06-04 14:29:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-06-04 14:29:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-04 14:29:39,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-04 14:29:39,501 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-04 14:29:39,599 INFO L244 CfgBuilder]: Building ICFG [2024-06-04 14:29:39,601 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-04 14:29:39,800 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-04 14:29:39,801 INFO L293 CfgBuilder]: Performing block encoding [2024-06-04 14:29:39,871 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-06-04 14:29:39,873 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-06-04 14:29:39,874 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.06 02:29:39 BoogieIcfgContainer [2024-06-04 14:29:39,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-06-04 14:29:39,875 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-06-04 14:29:39,876 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-06-04 14:29:39,879 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-06-04 14:29:39,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.06 02:29:38" (1/4) ... [2024-06-04 14:29:39,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd81de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.06 02:29:39, skipping insertion in model container [2024-06-04 14:29:39,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 02:29:38" (2/4) ... [2024-06-04 14:29:39,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd81de8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 04.06 02:29:39, skipping insertion in model container [2024-06-04 14:29:39,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:29:39" (3/4) ... [2024-06-04 14:29:39,881 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cd81de8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 04.06 02:29:39, skipping insertion in model container [2024-06-04 14:29:39,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.06 02:29:39" (4/4) ... [2024-06-04 14:29:39,882 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2024-06-04 14:29:39,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-06-04 14:29:39,896 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-06-04 14:29:39,896 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-06-04 14:29:39,921 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-06-04 14:29:39,945 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 33 places, 29 transitions, 62 flow [2024-06-04 14:29:39,962 INFO L124 PetriNetUnfolderBase]: 0/28 cut-off events. [2024-06-04 14:29:39,963 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-04 14:29:39,964 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32 conditions, 28 events. 0/28 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 21 event pairs, 0 based on Foata normal form. 0/27 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2024-06-04 14:29:39,964 INFO L82 GeneralOperation]: Start removeDead. Operand has 33 places, 29 transitions, 62 flow [2024-06-04 14:29:39,966 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 19 places, 15 transitions, 33 flow [2024-06-04 14:29:39,973 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-06-04 14:29:39,978 INFO L357 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, mHoare=false, 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;@7369404e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-06-04 14:29:39,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-06-04 14:29:39,981 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-06-04 14:29:39,982 INFO L124 PetriNetUnfolderBase]: 0/7 cut-off events. [2024-06-04 14:29:39,982 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-04 14:29:39,982 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-04 14:29:39,983 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2024-06-04 14:29:39,984 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-06-04 14:29:39,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-04 14:29:39,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1707998534, now seen corresponding path program 1 times [2024-06-04 14:29:39,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-04 14:29:40,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93580475] [2024-06-04 14:29:40,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-04 14:29:40,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-04 14:29:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-04 14:29:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-04 14:29:40,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-04 14:29:40,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93580475] [2024-06-04 14:29:40,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93580475] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-04 14:29:40,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-04 14:29:40,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-06-04 14:29:40,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737551856] [2024-06-04 14:29:40,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-04 14:29:40,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-04 14:29:40,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-04 14:29:40,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-04 14:29:40,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-04 14:29:40,257 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 29 [2024-06-04 14:29:40,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 15 transitions, 33 flow. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2024-06-04 14:29:40,261 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-04 14:29:40,261 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 29 [2024-06-04 14:29:40,262 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-04 14:29:40,299 INFO L124 PetriNetUnfolderBase]: 9/34 cut-off events. [2024-06-04 14:29:40,299 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-06-04 14:29:40,300 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 34 events. 9/34 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 41 event pairs, 5 based on Foata normal form. 3/35 useless extension candidates. Maximal degree in co-relation 56. Up to 20 conditions per place. [2024-06-04 14:29:40,301 INFO L140 encePairwiseOnDemand]: 26/29 looper letters, 11 selfloop transitions, 2 changer transitions 0/16 dead transitions. [2024-06-04 14:29:40,302 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 16 transitions, 61 flow [2024-06-04 14:29:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-04 14:29:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-04 14:29:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 38 transitions. [2024-06-04 14:29:40,311 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4367816091954023 [2024-06-04 14:29:40,313 INFO L175 Difference]: Start difference. First operand has 19 places, 15 transitions, 33 flow. Second operand 3 states and 38 transitions. [2024-06-04 14:29:40,313 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 16 transitions, 61 flow [2024-06-04 14:29:40,315 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 16 transitions, 60 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-06-04 14:29:40,317 INFO L231 Difference]: Finished difference. Result has 21 places, 15 transitions, 40 flow [2024-06-04 14:29:40,318 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=18, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=40, PETRI_PLACES=21, PETRI_TRANSITIONS=15} [2024-06-04 14:29:40,321 INFO L281 CegarLoopForPetriNet]: 19 programPoint places, 2 predicate places. [2024-06-04 14:29:40,322 INFO L495 AbstractCegarLoop]: Abstraction has has 21 places, 15 transitions, 40 flow [2024-06-04 14:29:40,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2024-06-04 14:29:40,322 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-06-04 14:29:40,322 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-06-04 14:29:40,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-06-04 14:29:40,323 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-06-04 14:29:40,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-06-04 14:29:40,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1501585531, now seen corresponding path program 1 times [2024-06-04 14:29:40,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-06-04 14:29:40,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883629354] [2024-06-04 14:29:40,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-06-04 14:29:40,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-06-04 14:29:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-06-04 14:29:40,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-06-04 14:29:40,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-06-04 14:29:40,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883629354] [2024-06-04 14:29:40,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883629354] provided 1 perfect and 0 imperfect interpolant sequences [2024-06-04 14:29:40,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-06-04 14:29:40,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-06-04 14:29:40,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892528990] [2024-06-04 14:29:40,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-06-04 14:29:40,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-06-04 14:29:40,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-06-04 14:29:40,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-06-04 14:29:40,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-06-04 14:29:40,444 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 8 out of 29 [2024-06-04 14:29:40,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 21 places, 15 transitions, 40 flow. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-06-04 14:29:40,445 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-06-04 14:29:40,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 8 of 29 [2024-06-04 14:29:40,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-06-04 14:29:40,472 INFO L124 PetriNetUnfolderBase]: 6/27 cut-off events. [2024-06-04 14:29:40,472 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-06-04 14:29:40,472 INFO L83 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 27 events. 6/27 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 23 event pairs, 2 based on Foata normal form. 4/30 useless extension candidates. Maximal degree in co-relation 46. Up to 12 conditions per place. [2024-06-04 14:29:40,473 INFO L140 encePairwiseOnDemand]: 27/29 looper letters, 0 selfloop transitions, 0 changer transitions 15/15 dead transitions. [2024-06-04 14:29:40,473 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 15 transitions, 62 flow [2024-06-04 14:29:40,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-06-04 14:29:40,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-06-04 14:29:40,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 37 transitions. [2024-06-04 14:29:40,475 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.42528735632183906 [2024-06-04 14:29:40,475 INFO L175 Difference]: Start difference. First operand has 21 places, 15 transitions, 40 flow. Second operand 3 states and 37 transitions. [2024-06-04 14:29:40,476 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 15 transitions, 62 flow [2024-06-04 14:29:40,477 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 15 transitions, 56 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-06-04 14:29:40,478 INFO L231 Difference]: Finished difference. Result has 19 places, 0 transitions, 0 flow [2024-06-04 14:29:40,479 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=29, PETRI_DIFFERENCE_MINUEND_FLOW=30, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=19, PETRI_TRANSITIONS=0} [2024-06-04 14:29:40,479 INFO L281 CegarLoopForPetriNet]: 19 programPoint places, 0 predicate places. [2024-06-04 14:29:40,479 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 0 transitions, 0 flow [2024-06-04 14:29:40,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-06-04 14:29:40,484 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-06-04 14:29:40,485 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-06-04 14:29:40,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-06-04 14:29:40,485 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-06-04 14:29:40,488 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-06-04 14:29:40,488 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-06-04 14:29:40,491 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-06-04 14:29:40,491 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-06-04 14:29:40,492 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.06 02:29:40 BasicIcfg [2024-06-04 14:29:40,492 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-06-04 14:29:40,492 INFO L158 Benchmark]: Toolchain (without parser) took 1698.89ms. Allocated memory is still 169.9MB. Free memory was 127.0MB in the beginning and 66.5MB in the end (delta: 60.5MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,493 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 14:29:40,493 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 169.9MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 14:29:40,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.99ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 100.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.83ms. Allocated memory is still 169.9MB. Free memory was 100.8MB in the beginning and 99.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,495 INFO L158 Benchmark]: Boogie Preprocessor took 36.18ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,497 INFO L158 Benchmark]: RCFGBuilder took 483.32ms. Allocated memory is still 169.9MB. Free memory was 97.1MB in the beginning and 110.6MB in the end (delta: -13.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,498 INFO L158 Benchmark]: TraceAbstraction took 616.69ms. Allocated memory is still 169.9MB. Free memory was 110.6MB in the beginning and 66.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-06-04 14:29:40,499 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 169.9MB. Free memory is still 130.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.99ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 100.8MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.83ms. Allocated memory is still 169.9MB. Free memory was 100.8MB in the beginning and 99.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.18ms. Allocated memory is still 169.9MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 483.32ms. Allocated memory is still 169.9MB. Free memory was 97.1MB in the beginning and 110.6MB in the end (delta: -13.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 616.69ms. Allocated memory is still 169.9MB. Free memory was 110.6MB in the beginning and 66.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 41 locations, 2 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: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=1, InterpolantAutomatonStates: 6, 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 27 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-06-04 14:29:40,524 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