./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-20_10-08-36.files/protection-ghost/13-privatized_67-pthread_cond_wait_unknown_1_neg.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i ./goblint.2024-08-20_10-08-36.files/protection-ghost/13-privatized_67-pthread_cond_wait_unknown_1_neg.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_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.dk.goblint-eval-da67795-m [2024-08-26 21:22:07,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 21:22:07,233 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 21:22:07,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 21:22:07,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 21:22:07,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 21:22:07,271 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 21:22:07,272 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 21:22:07,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 21:22:07,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 21:22:07,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 21:22:07,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 21:22:07,276 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 21:22:07,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 21:22:07,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 21:22:07,279 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 21:22:07,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 21:22:07,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 21:22:07,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 21:22:07,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 21:22:07,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 21:22:07,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 21:22:07,282 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 21:22:07,282 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 21:22:07,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 21:22:07,282 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 21:22:07,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 21:22:07,284 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 21:22:07,284 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 21:22:07,284 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 21:22:07,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 21:22:07,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 21:22:07,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 21:22:07,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 21:22:07,286 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 21:22:07,286 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 21:22:07,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 21:22:07,287 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 21:22:07,287 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 21:22:07,287 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 21:22:07,288 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 21:22:07,288 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 21:22:07,288 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 21:22:07,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 21:22:07,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 21:22:07,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 21:22:07,568 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 21:22:07,569 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 21:22:07,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/protection-ghost/13-privatized_67-pthread_cond_wait_unknown_1_neg.yml/witness.yml [2024-08-26 21:22:07,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 21:22:07,632 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 21:22:07,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-08-26 21:22:09,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 21:22:09,400 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 21:22:09,400 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-08-26 21:22:09,431 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/65acac043/ad56d1bfaaeb46f79aca3004880c76db/FLAGd24aa006f [2024-08-26 21:22:09,452 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/65acac043/ad56d1bfaaeb46f79aca3004880c76db [2024-08-26 21:22:09,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 21:22:09,456 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 21:22:09,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 21:22:09,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 21:22:09,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 21:22:09,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 09:22:07" (1/2) ... [2024-08-26 21:22:09,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e25c435 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 09:22:09, skipping insertion in model container [2024-08-26 21:22:09,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 09:22:07" (1/2) ... [2024-08-26 21:22:09,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c1663f6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 09:22:09, skipping insertion in model container [2024-08-26 21:22:09,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:22:09" (2/2) ... [2024-08-26 21:22:09,468 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e25c435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:09, skipping insertion in model container [2024-08-26 21:22:09,468 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 09:22:09" (2/2) ... [2024-08-26 21:22:09,469 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 21:22:09,516 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 21:22:09,517 INFO L1541 ArrayList]: Location invariant before [L1376-L1376] ! multithreaded || (g == 0 || g == 1) [2024-08-26 21:22:09,518 INFO L1541 ArrayList]: Location invariant before [L1378-L1378] ! multithreaded || (g == 0 || g == 1) [2024-08-26 21:22:09,518 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 21:22:09,518 INFO L1541 ArrayList]: ghost_variable mut_locked = 0 [2024-08-26 21:22:09,518 INFO L1541 ArrayList]: ghost_update [L1357-L1357] mut_locked = 0; [2024-08-26 21:22:09,518 INFO L1541 ArrayList]: ghost_update [L1357-L1357] mut_locked = 1; [2024-08-26 21:22:09,519 INFO L1541 ArrayList]: ghost_update [L1355-L1355] mut_locked = 1; [2024-08-26 21:22:09,519 INFO L1541 ArrayList]: ghost_update [L1364-L1364] mut_locked = 1; [2024-08-26 21:22:09,519 INFO L1541 ArrayList]: ghost_update [L1368-L1368] mut_locked = 0; [2024-08-26 21:22:09,519 INFO L1541 ArrayList]: ghost_update [L1360-L1360] mut_locked = 0; [2024-08-26 21:22:09,520 INFO L1541 ArrayList]: ghost_update [L1375-L1375] multithreaded = 1; [2024-08-26 21:22:09,572 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 21:22:10,104 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 21:22:10,119 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 [2024-08-26 21:22:10,205 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 21:22:10,274 INFO L206 MainTranslator]: Completed translation [2024-08-26 21:22:10,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10 WrapperNode [2024-08-26 21:22:10,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 21:22:10,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-26 21:22:10,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-26 21:22:10,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-26 21:22:10,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,315 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,352 INFO L138 Inliner]: procedures = 354, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-08-26 21:22:10,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-26 21:22:10,353 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-26 21:22:10,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-26 21:22:10,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-26 21:22:10,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-26 21:22:10,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-26 21:22:10,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-26 21:22:10,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-26 21:22:10,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (1/1) ... [2024-08-26 21:22:10,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 21:22:10,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 21:22:10,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-26 21:22:10,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-26 21:22:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2024-08-26 21:22:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2024-08-26 21:22:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2024-08-26 21:22:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2024-08-26 21:22:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-26 21:22:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-26 21:22:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-26 21:22:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-26 21:22:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-26 21:22:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-26 21:22:10,515 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-26 21:22:10,781 INFO L242 CfgBuilder]: Building ICFG [2024-08-26 21:22:10,786 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-26 21:22:10,971 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-26 21:22:10,971 INFO L291 CfgBuilder]: Performing block encoding [2024-08-26 21:22:11,172 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-26 21:22:11,173 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-26 21:22:11,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 09:22:11 BoogieIcfgContainer [2024-08-26 21:22:11,175 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-26 21:22:11,176 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-26 21:22:11,177 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-26 21:22:11,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-26 21:22:11,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 09:22:07" (1/4) ... [2024-08-26 21:22:11,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb85b4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.08 09:22:11, skipping insertion in model container [2024-08-26 21:22:11,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 09:22:09" (2/4) ... [2024-08-26 21:22:11,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb85b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 09:22:11, skipping insertion in model container [2024-08-26 21:22:11,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 09:22:10" (3/4) ... [2024-08-26 21:22:11,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32fb85b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 09:22:11, skipping insertion in model container [2024-08-26 21:22:11,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 09:22:11" (4/4) ... [2024-08-26 21:22:11,185 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_unknown_1_neg.i [2024-08-26 21:22:11,202 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-26 21:22:11,203 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-08-26 21:22:11,203 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-26 21:22:11,251 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-08-26 21:22:11,297 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 21:22:11,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 21:22:11,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 21:22:11,299 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 21:22:11,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-26 21:22:11,333 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 21:22:11,345 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-26 21:22:11,351 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=PARTIAL_ORDER_FA, 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;@1bf453e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 21:22:11,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-08-26 21:22:11,455 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-26 21:22:11,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 21:22:11,460 INFO L85 PathProgramCache]: Analyzing trace with hash -370115147, now seen corresponding path program 1 times [2024-08-26 21:22:11,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 21:22:11,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80429562] [2024-08-26 21:22:11,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 21:22:11,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 21:22:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 21:22:11,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 21:22:11,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 21:22:11,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80429562] [2024-08-26 21:22:11,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80429562] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 21:22:11,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 21:22:11,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-26 21:22:11,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269042891] [2024-08-26 21:22:11,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 21:22:11,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-26 21:22:11,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 21:22:11,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-26 21:22:11,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-26 21:22:11,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 21:22:11,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 21:22:11,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-08-26 21:22:11,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 21:22:12,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-26 21:22:12,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-26 21:22:12,056 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-08-26 21:22:12,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 21:22:12,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1947146146, now seen corresponding path program 1 times [2024-08-26 21:22:12,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 21:22:12,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922826573] [2024-08-26 21:22:12,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 21:22:12,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 21:22:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 21:22:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 21:22:12,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 21:22:12,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922826573] [2024-08-26 21:22:12,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922826573] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 21:22:12,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 21:22:12,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-26 21:22:12,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643269004] [2024-08-26 21:22:12,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 21:22:12,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-26 21:22:12,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 21:22:12,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-26 21:22:12,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-26 21:22:12,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 21:22:12,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 21:22:12,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.0) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-08-26 21:22:12,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-26 21:22:12,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 21:22:12,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-26 21:22:12,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-26 21:22:12,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (3 of 4 remaining) [2024-08-26 21:22:12,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONWITNESS_INVARIANT (2 of 4 remaining) [2024-08-26 21:22:12,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-08-26 21:22:12,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-08-26 21:22:12,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-26 21:22:12,434 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-26 21:22:12,440 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-26 21:22:12,440 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-26 21:22:12,442 INFO L507 ceAbstractionStarter]: Automizer considered 2 witness invariants [2024-08-26 21:22:12,443 INFO L508 ceAbstractionStarter]: WitnessConsidered=2 [2024-08-26 21:22:12,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 09:22:12 BasicIcfg [2024-08-26 21:22:12,444 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-26 21:22:12,444 INFO L158 Benchmark]: Toolchain (without parser) took 2990.99ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 132.1MB in the beginning and 186.5MB in the end (delta: -54.5MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,445 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 165.7MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 21:22:12,445 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 165.7MB. Free memory is still 135.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 21:22:12,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.65ms. Allocated memory is still 165.7MB. Free memory was 132.1MB in the beginning and 86.9MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.73ms. Allocated memory is still 165.7MB. Free memory was 86.2MB in the beginning and 84.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,449 INFO L158 Benchmark]: Boogie Preprocessor took 67.60ms. Allocated memory is still 165.7MB. Free memory was 84.0MB in the beginning and 81.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,450 INFO L158 Benchmark]: RCFGBuilder took 752.94ms. Allocated memory is still 165.7MB. Free memory was 81.3MB in the beginning and 125.2MB in the end (delta: -43.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,450 INFO L158 Benchmark]: TraceAbstraction took 1267.47ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 125.2MB in the beginning and 186.5MB in the end (delta: -61.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-08-26 21:22:12,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 165.7MB. Free memory is still 137.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 165.7MB. Free memory is still 135.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.65ms. Allocated memory is still 165.7MB. Free memory was 132.1MB in the beginning and 86.9MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.73ms. Allocated memory is still 165.7MB. Free memory was 86.2MB in the beginning and 84.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.60ms. Allocated memory is still 165.7MB. Free memory was 84.0MB in the beginning and 81.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.94ms. Allocated memory is still 165.7MB. Free memory was 81.3MB in the beginning and 125.2MB in the end (delta: -43.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1267.47ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 125.2MB in the beginning and 186.5MB in the end (delta: -61.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 558, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 47, dependent conditional: 22, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 544, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 544, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 8, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 346, independent: 320, independent conditional: 0, independent unconditional: 320, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 346, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, independent: 86, independent conditional: 0, independent unconditional: 86, dependent: 73, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 552, independent: 191, independent conditional: 0, independent unconditional: 191, dependent: 15, dependent conditional: 1, dependent unconditional: 14, unknown: 346, unknown conditional: 1, unknown unconditional: 345] , Statistics on independence cache: Total cache size (in pairs): 346, Positive cache size: 320, Positive conditional cache size: 0, Positive unconditional cache size: 320, Negative cache size: 26, Negative conditional cache size: 1, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 1, Independence queries for same thread: 14 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 129, Number of trivial persistent sets: 129, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 343, independent: 318, independent conditional: 0, independent unconditional: 318, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 558, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 47, dependent conditional: 22, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 544, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 544, independent: 511, independent conditional: 193, independent unconditional: 318, dependent: 33, dependent conditional: 8, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 8, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 552, independent: 511, independent conditional: 0, independent unconditional: 511, dependent: 41, dependent conditional: 2, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 346, independent: 320, independent conditional: 0, independent unconditional: 320, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 346, independent: 304, independent conditional: 0, independent unconditional: 304, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 16, independent conditional: 0, independent unconditional: 16, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, independent: 86, independent conditional: 0, independent unconditional: 86, dependent: 73, dependent conditional: 6, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 552, independent: 191, independent conditional: 0, independent unconditional: 191, dependent: 15, dependent conditional: 1, dependent unconditional: 14, unknown: 346, unknown conditional: 1, unknown unconditional: 345] , Statistics on independence cache: Total cache size (in pairs): 346, Positive cache size: 320, Positive conditional cache size: 0, Positive unconditional cache size: 320, Negative cache size: 26, Negative conditional cache size: 1, Negative unconditional cache size: 25, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6, Maximal queried relation: 1, Independence queries for same thread: 14 - PositiveResult [Line: 1376]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - PositiveResult [Line: 1378]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 47 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-08-26 21:22:12,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-08-26 21:22:12,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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