./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_pos.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_41-traces-ex-7_unknown_1_pos.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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_41-traces-ex-7_unknown_1_pos.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_41-traces-ex-7_unknown_1_pos.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-c091e2e-m [2024-08-13 20:22:55,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 20:22:55,936 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 20:22:55,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 20:22:55,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 20:22:55,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 20:22:55,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 20:22:55,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 20:22:55,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 20:22:55,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 20:22:55,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 20:22:55,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 20:22:55,974 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 20:22:55,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 20:22:55,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 20:22:55,975 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 20:22:55,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 20:22:55,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 20:22:55,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 20:22:55,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 20:22:55,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 20:22:55,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 20:22:55,978 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 20:22:55,978 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 20:22:55,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 20:22:55,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 20:22:55,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 20:22:55,979 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 20:22:55,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 20:22:55,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 20:22:55,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:22:55,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 20:22:55,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 20:22:55,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 20:22:55,981 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 20:22:55,982 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 20:22:55,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 20:22:55,982 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 20:22:55,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 20:22:55,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 20:22:55,983 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 20:22:55,984 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 20:22:55,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 20:22:56,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 20:22:56,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 20:22:56,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 20:22:56,253 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 20:22:56,254 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 20:22:56,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/13-privatized_41-traces-ex-7_unknown_1_pos.yml/witness.yml [2024-08-13 20:22:56,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 20:22:56,409 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 20:22:56,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_pos.i [2024-08-13 20:22:57,820 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 20:22:58,066 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 20:22:58,066 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_41-traces-ex-7_unknown_1_pos.i [2024-08-13 20:22:58,088 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/20a051261/7b181de6ba6d4989b83841569da95ac5/FLAGd3b66283c [2024-08-13 20:22:58,102 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/20a051261/7b181de6ba6d4989b83841569da95ac5 [2024-08-13 20:22:58,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 20:22:58,103 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 20:22:58,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 20:22:58,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 20:22:58,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 20:22:58,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:22:56" (1/2) ... [2024-08-13 20:22:58,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247c393f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:22:58, skipping insertion in model container [2024-08-13 20:22:58,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:22:56" (1/2) ... [2024-08-13 20:22:58,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e186c85 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:22:58, skipping insertion in model container [2024-08-13 20:22:58,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:22:58" (2/2) ... [2024-08-13 20:22:58,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247c393f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58, skipping insertion in model container [2024-08-13 20:22:58,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:22:58" (2/2) ... [2024-08-13 20:22:58,114 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 20:22:58,147 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 20:22:58,148 INFO L97 edCorrectnessWitness]: Location invariant before [L695-L695] ((! multithreaded || (g == 0 || g == 17)) && (! multithreaded || (A_locked || (g == 0 || g == 17)))) && (! multithreaded || (D_locked || (g == 0 || g == 17))) [2024-08-13 20:22:58,148 INFO L103 edCorrectnessWitness]: ghost_variable D_locked = 0 [2024-08-13 20:22:58,149 INFO L103 edCorrectnessWitness]: ghost_variable A_locked = 0 [2024-08-13 20:22:58,149 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 20:22:58,149 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] D_locked = 0; [2024-08-13 20:22:58,149 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] A_locked = 1; [2024-08-13 20:22:58,149 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] D_locked = 0; [2024-08-13 20:22:58,150 INFO L106 edCorrectnessWitness]: ghost_update [L696-L696] A_locked = 1; [2024-08-13 20:22:58,150 INFO L106 edCorrectnessWitness]: ghost_update [L695-L695] D_locked = 1; [2024-08-13 20:22:58,150 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] D_locked = 1; [2024-08-13 20:22:58,150 INFO L106 edCorrectnessWitness]: ghost_update [L694-L694] multithreaded = 1; [2024-08-13 20:22:58,150 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] A_locked = 0; [2024-08-13 20:22:58,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 20:22:58,484 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:22:58,501 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 [2024-08-13 20:22:58,592 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:22:58,624 INFO L206 MainTranslator]: Completed translation [2024-08-13 20:22:58,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58 WrapperNode [2024-08-13 20:22:58,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 20:22:58,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-13 20:22:58,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-13 20:22:58,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-13 20:22:58,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,666 INFO L138 Inliner]: procedures = 162, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-08-13 20:22:58,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-13 20:22:58,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-13 20:22:58,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-13 20:22:58,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-13 20:22:58,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-13 20:22:58,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-13 20:22:58,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-13 20:22:58,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-13 20:22:58,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (1/1) ... [2024-08-13 20:22:58,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:22:58,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:22:58,749 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) [2024-08-13 20:22:58,751 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 [2024-08-13 20:22:58,786 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-13 20:22:58,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-13 20:22:58,787 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-13 20:22:58,787 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-13 20:22:58,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-13 20:22:58,788 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-13 20:22:58,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-13 20:22:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-13 20:22:58,791 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-08-13 20:22:58,903 INFO L244 CfgBuilder]: Building ICFG [2024-08-13 20:22:58,905 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-13 20:22:59,053 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-08-13 20:22:59,053 INFO L293 CfgBuilder]: Performing block encoding [2024-08-13 20:22:59,195 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-13 20:22:59,197 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-13 20:22:59,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:22:59 BoogieIcfgContainer [2024-08-13 20:22:59,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-13 20:22:59,201 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-13 20:22:59,202 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-13 20:22:59,205 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-13 20:22:59,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:22:56" (1/4) ... [2024-08-13 20:22:59,206 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a609812 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 13.08 08:22:59, skipping insertion in model container [2024-08-13 20:22:59,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 08:22:58" (2/4) ... [2024-08-13 20:22:59,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a609812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:22:59, skipping insertion in model container [2024-08-13 20:22:59,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:58" (3/4) ... [2024-08-13 20:22:59,208 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a609812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 08:22:59, skipping insertion in model container [2024-08-13 20:22:59,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 08:22:59" (4/4) ... [2024-08-13 20:22:59,210 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_41-traces-ex-7_unknown_1_pos.i [2024-08-13 20:22:59,233 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-13 20:22:59,233 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-13 20:22:59,234 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-13 20:22:59,269 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-08-13 20:22:59,314 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:22:59,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-13 20:22:59,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-13 20:22:59,317 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) [2024-08-13 20:22:59,319 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 [2024-08-13 20:22:59,357 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-13 20:22:59,370 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-13 20:22:59,378 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;@18bdbfae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-13 20:22:59,379 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-13 20:22:59,494 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-13 20:22:59,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:22:59,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1026792748, now seen corresponding path program 1 times [2024-08-13 20:22:59,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:22:59,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259014232] [2024-08-13 20:22:59,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:22:59,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:22:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:22:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:22:59,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:22:59,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259014232] [2024-08-13 20:22:59,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259014232] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:22:59,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:22:59,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-13 20:22:59,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5318248] [2024-08-13 20:22:59,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:22:59,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:22:59,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:22:59,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:22:59,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:22:59,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:22:59,942 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:22:59,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.0) internal successors, (14), 3 states have internal predecessors, (14), 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) [2024-08-13 20:22:59,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:22:59,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:22:59,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-13 20:22:59,996 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-13 20:22:59,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-13 20:22:59,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1958255735, now seen corresponding path program 1 times [2024-08-13 20:22:59,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-13 20:22:59,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349281464] [2024-08-13 20:22:59,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-13 20:22:59,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-13 20:23:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-13 20:23:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-13 20:23:00,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-13 20:23:00,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349281464] [2024-08-13 20:23:00,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349281464] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-13 20:23:00,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-13 20:23:00,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-08-13 20:23:00,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244617466] [2024-08-13 20:23:00,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-13 20:23:00,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-13 20:23:00,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-13 20:23:00,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-13 20:23:00,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-13 20:23:00,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:00,117 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-13 20:23:00,118 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) [2024-08-13 20:23:00,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:00,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-13 20:23:00,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:00,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-13 20:23:00,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-08-13 20:23:00,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-08-13 20:23:00,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-13 20:23:00,185 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-13 20:23:00,188 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-13 20:23:00,189 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-13 20:23:00,191 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-08-13 20:23:00,193 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-08-13 20:23:00,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 08:23:00 BasicIcfg [2024-08-13 20:23:00,194 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-13 20:23:00,195 INFO L158 Benchmark]: Toolchain (without parser) took 2091.54ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 78.6MB in the beginning and 131.7MB in the end (delta: -53.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:23:00,195 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 157.3MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:23:00,195 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:23:00,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.73ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 78.3MB in the beginning and 148.3MB in the end (delta: -70.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-08-13 20:23:00,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.85ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 20:23:00,200 INFO L158 Benchmark]: Boogie Preprocessor took 36.09ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 144.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-08-13 20:23:00,200 INFO L158 Benchmark]: RCFGBuilder took 494.37ms. Allocated memory is still 195.0MB. Free memory was 144.1MB in the beginning and 117.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-08-13 20:23:00,201 INFO L158 Benchmark]: TraceAbstraction took 993.49ms. Allocated memory is still 195.0MB. Free memory was 116.8MB in the beginning and 131.7MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:23:00,202 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 0.13ms. Allocated memory is still 157.3MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.86ms. Allocated memory is still 157.3MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.73ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 78.3MB in the beginning and 148.3MB in the end (delta: -70.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.85ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.09ms. Allocated memory is still 195.0MB. Free memory was 146.2MB in the beginning and 144.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 494.37ms. Allocated memory is still 195.0MB. Free memory was 144.1MB in the beginning and 117.9MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 993.49ms. Allocated memory is still 195.0MB. Free memory was 116.8MB in the beginning and 131.7MB in the end (delta: -14.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 89, independent: 83, independent conditional: 0, independent unconditional: 83, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 89, independent: 62, independent conditional: 0, independent unconditional: 62, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 27, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 118, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 89, unknown conditional: 0, unknown unconditional: 89] , Statistics on independence cache: Total cache size (in pairs): 89, Positive cache size: 83, Positive conditional cache size: 0, Positive unconditional cache size: 83, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, 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: 23, Number of trivial persistent sets: 23, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89, independent: 83, independent conditional: 0, independent unconditional: 83, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 117, independent: 110, independent conditional: 27, independent unconditional: 83, dependent: 7, dependent conditional: 1, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 118, independent: 110, independent conditional: 0, independent unconditional: 110, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 89, independent: 83, independent conditional: 0, independent unconditional: 83, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 89, independent: 62, independent conditional: 0, independent unconditional: 62, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 27, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, independent: 21, independent conditional: 0, independent unconditional: 21, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 94, independent conditional: 0, independent unconditional: 94, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 118, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 89, unknown conditional: 0, unknown unconditional: 89] , Statistics on independence cache: Total cache size (in pairs): 89, Positive cache size: 83, Positive conditional cache size: 0, Positive unconditional cache size: 83, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, 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: 695]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 34 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 0.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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! [2024-08-13 20:23:00,239 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 [2024-08-13 20:23:00,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE