./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca 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_33-traces-v-matters_true.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.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.fs.goblint-validation-2520d7c-m [2024-07-17 19:45:57,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:57,404 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 19:45:57,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:57,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:57,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:57,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:57,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:57,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:57,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:57,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:57,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:57,439 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:57,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:57,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:57,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:57,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 19:45:57,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:57,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:57,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:57,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:57,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:57,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:57,443 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:57,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:57,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:57,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:57,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:57,444 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:57,445 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:57,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:57,446 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:57,446 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:57,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:57,446 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 19:45:57,447 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:57,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 19:45:57,447 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:57,447 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:57,447 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:57,448 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:57,448 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:57,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:57,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:57,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:57,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:57,697 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:57,697 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:57,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/13-privatized_33-traces-v-matters_true.yml/witness.yml [2024-07-17 19:45:57,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:57,820 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:57,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-07-17 19:45:58,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:59,067 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:59,068 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_33-traces-v-matters_true.i [2024-07-17 19:45:59,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/df0a9e3a3/331269961c56416aa4ccafaac46f7d86/FLAG1d68ecf0d [2024-07-17 19:45:59,092 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/df0a9e3a3/331269961c56416aa4ccafaac46f7d86 [2024-07-17 19:45:59,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:59,093 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:59,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:59,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:59,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:59,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:57" (1/2) ... [2024-07-17 19:45:59,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ee6ba6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:59, skipping insertion in model container [2024-07-17 19:45:59,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:57" (1/2) ... [2024-07-17 19:45:59,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30f5625a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:59, skipping insertion in model container [2024-07-17 19:45:59,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:59" (2/2) ... [2024-07-17 19:45:59,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ee6ba6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59, skipping insertion in model container [2024-07-17 19:45:59,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:59" (2/2) ... [2024-07-17 19:45:59,108 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:59,137 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:59,138 INFO L97 edCorrectnessWitness]: Location invariant before [L698-L698] (! multithreaded || ((g == 0 || g == 2) || g == 42)) && (! multithreaded || (C_locked || ((g == 0 || g == 2) || g == 42))) [2024-07-17 19:45:59,138 INFO L103 edCorrectnessWitness]: ghost_variable C_locked = 0 [2024-07-17 19:45:59,138 INFO L103 edCorrectnessWitness]: ghost_variable D_locked = 0 [2024-07-17 19:45:59,138 INFO L103 edCorrectnessWitness]: ghost_variable E_locked = 0 [2024-07-17 19:45:59,139 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L687-L687] E_locked = 1; [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] C_locked = 1; [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] D_locked = 0; [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] C_locked = 0; [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L702-L702] E_locked = 1; [2024-07-17 19:45:59,139 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] C_locked = 1; [2024-07-17 19:45:59,140 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] D_locked = 1; [2024-07-17 19:45:59,140 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-07-17 19:45:59,140 INFO L106 edCorrectnessWitness]: ghost_update [L701-L701] C_locked = 0; [2024-07-17 19:45:59,140 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] E_locked = 0; [2024-07-17 19:45:59,140 INFO L106 edCorrectnessWitness]: ghost_update [L699-L699] D_locked = 1; [2024-07-17 19:45:59,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:59,470 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:59,480 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 Start Parsing Local [2024-07-17 19:45:59,551 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:59,579 INFO L206 MainTranslator]: Completed translation [2024-07-17 19:45:59,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59 WrapperNode [2024-07-17 19:45:59,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:59,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-17 19:45:59,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-17 19:45:59,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-17 19:45:59,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,608 INFO L138 Inliner]: procedures = 162, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-07-17 19:45:59,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-17 19:45:59,609 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-17 19:45:59,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-17 19:45:59,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-17 19:45:59,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-17 19:45:59,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-17 19:45:59,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-17 19:45:59,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-17 19:45:59,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (1/1) ... [2024-07-17 19:45:59,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:59,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 19:45:59,677 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) [2024-07-17 19:45:59,679 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 [2024-07-17 19:45:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-07-17 19:45:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-17 19:45:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-07-17 19:45:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-07-17 19:45:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-17 19:45:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-07-17 19:45:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-17 19:45:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-17 19:45:59,705 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-17 19:45:59,797 INFO L244 CfgBuilder]: Building ICFG [2024-07-17 19:45:59,799 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-17 19:45:59,933 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-17 19:45:59,933 INFO L293 CfgBuilder]: Performing block encoding [2024-07-17 19:46:00,027 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-17 19:46:00,029 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-17 19:46:00,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:46:00 BoogieIcfgContainer [2024-07-17 19:46:00,029 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-17 19:46:00,031 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-17 19:46:00,031 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-17 19:46:00,033 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-17 19:46:00,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:57" (1/4) ... [2024-07-17 19:46:00,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a1690b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 17.07 07:46:00, skipping insertion in model container [2024-07-17 19:46:00,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 07:45:59" (2/4) ... [2024-07-17 19:46:00,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a1690b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 07:46:00, skipping insertion in model container [2024-07-17 19:46:00,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:59" (3/4) ... [2024-07-17 19:46:00,035 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a1690b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 07:46:00, skipping insertion in model container [2024-07-17 19:46:00,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:46:00" (4/4) ... [2024-07-17 19:46:00,036 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_33-traces-v-matters_true.i [2024-07-17 19:46:00,050 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-17 19:46:00,050 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-17 19:46:00,050 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-17 19:46:00,081 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-07-17 19:46:00,109 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 19:46:00,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-17 19:46:00,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 19:46:00,112 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) [2024-07-17 19:46:00,126 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 [2024-07-17 19:46:00,153 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-17 19:46:00,166 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-17 19:46:00,172 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;@1ff04776, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 19:46:00,172 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-07-17 19:46:00,323 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 19:46:00,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 19:46:00,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2014464085, now seen corresponding path program 1 times [2024-07-17 19:46:00,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 19:46:00,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197327383] [2024-07-17 19:46:00,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 19:46:00,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 19:46:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 19:46:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 19:46:00,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 19:46:00,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197327383] [2024-07-17 19:46:00,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197327383] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 19:46:00,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 19:46:00,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 19:46:00,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888265060] [2024-07-17 19:46:00,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 19:46:00,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 19:46:00,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 19:46:00,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 19:46:00,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 19:46:00,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:46:00,719 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 19:46:00,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-17 19:46:00,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:46:00,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:46:00,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-17 19:46:00,773 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 19:46:00,774 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 19:46:00,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1777008912, now seen corresponding path program 1 times [2024-07-17 19:46:00,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 19:46:00,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055056629] [2024-07-17 19:46:00,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 19:46:00,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 19:46:00,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 19:46:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 19:46:00,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 19:46:00,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055056629] [2024-07-17 19:46:00,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055056629] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 19:46:00,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 19:46:00,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-07-17 19:46:00,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669337654] [2024-07-17 19:46:00,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 19:46:00,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 19:46:00,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 19:46:00,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 19:46:00,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 19:46:00,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:46:00,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 19:46:00,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-17 19:46:00,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:46:00,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 19:46:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:46:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 19:46:00,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-07-17 19:46:00,868 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-07-17 19:46:00,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-17 19:46:00,880 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-07-17 19:46:00,882 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-17 19:46:00,883 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-17 19:46:00,885 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-07-17 19:46:00,885 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-07-17 19:46:00,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 07:46:00 BasicIcfg [2024-07-17 19:46:00,887 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-17 19:46:00,887 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-07-17 19:46:00,888 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-07-17 19:46:00,888 INFO L274 PluginConnector]: Witness Printer initialized [2024-07-17 19:46:00,888 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 07:46:00" (4/5) ... [2024-07-17 19:46:00,890 INFO L137 WitnessPrinter]: Generating witness for correct program [2024-07-17 19:46:00,893 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2024-07-17 19:46:00,896 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2024-07-17 19:46:00,897 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-07-17 19:46:00,897 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-07-17 19:46:00,897 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 19:46:00,897 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-07-17 19:46:00,932 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i-witness.graphml [2024-07-17 19:46:00,932 INFO L149 WitnessManager]: Wrote witness to /storage/repos/sv-benchmarks/c/goblint-regression/13-privatized_33-traces-v-matters_true.i-witness.yml [2024-07-17 19:46:00,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-07-17 19:46:00,933 INFO L158 Benchmark]: Toolchain (without parser) took 1839.98ms. Allocated memory is still 155.2MB. Free memory was 79.4MB in the beginning and 87.6MB in the end (delta: -8.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:46:00,933 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:46:00,933 INFO L158 Benchmark]: CDTParser took 1.38ms. Allocated memory is still 155.2MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:46:00,934 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.25ms. Allocated memory is still 155.2MB. Free memory was 79.2MB in the beginning and 114.4MB in the end (delta: -35.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-07-17 19:46:00,934 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.16ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:46:00,934 INFO L158 Benchmark]: Boogie Preprocessor took 16.65ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 111.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:46:00,935 INFO L158 Benchmark]: RCFGBuilder took 402.84ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 79.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-07-17 19:46:00,935 INFO L158 Benchmark]: TraceAbstraction took 856.15ms. Allocated memory is still 155.2MB. Free memory was 78.8MB in the beginning and 90.0MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:46:00,935 INFO L158 Benchmark]: Witness Printer took 45.09ms. Allocated memory is still 155.2MB. Free memory was 90.0MB in the beginning and 87.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 19:46:00,936 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 0.14ms. Allocated memory is still 121.6MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.38ms. Allocated memory is still 155.2MB. Free memory is still 127.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.25ms. Allocated memory is still 155.2MB. Free memory was 79.2MB in the beginning and 114.4MB in the end (delta: -35.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.16ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.65ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 111.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 402.84ms. Allocated memory is still 155.2MB. Free memory was 111.0MB in the beginning and 79.5MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 856.15ms. Allocated memory is still 155.2MB. Free memory was 78.8MB in the beginning and 90.0MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 45.09ms. Allocated memory is still 155.2MB. Free memory was 90.0MB in the beginning and 87.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 1, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 143, independent: 135, independent conditional: 0, independent unconditional: 135, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 143, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 23, independent: 15, independent conditional: 0, independent unconditional: 15, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, independent: 15, independent conditional: 0, independent unconditional: 15, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, independent: 100, independent conditional: 0, independent unconditional: 100, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 184, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 143, unknown conditional: 0, unknown unconditional: 143] , Statistics on independence cache: Total cache size (in pairs): 143, Positive cache size: 135, Positive conditional cache size: 0, Positive unconditional cache size: 135, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 31, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 143, independent: 135, independent conditional: 0, independent unconditional: 135, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 183, independent: 174, independent conditional: 39, independent unconditional: 135, dependent: 9, dependent conditional: 1, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 1, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 184, independent: 174, independent conditional: 0, independent unconditional: 174, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 143, independent: 135, independent conditional: 0, independent unconditional: 135, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 143, independent: 120, independent conditional: 0, independent unconditional: 120, dependent: 23, dependent conditional: 0, dependent unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 23, independent: 15, independent conditional: 0, independent unconditional: 15, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, independent: 15, independent conditional: 0, independent unconditional: 15, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, independent: 100, independent conditional: 0, independent unconditional: 100, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 184, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 143, unknown conditional: 0, unknown unconditional: 143] , Statistics on independence cache: Total cache size (in pairs): 143, Positive cache size: 135, Positive conditional cache size: 0, Positive unconditional cache size: 135, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 698]: 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 3 procedures, 44 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, 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, 0.2s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 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! [2024-07-17 19:46:00,959 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 [2024-07-17 19:46:01,160 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