./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/13-privatized_30-traces-oplus-vs-meet_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i ./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/13-privatized_30-traces-oplus-vs-meet_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.dk.goblint-eval-da67795-m [2024-08-26 16:31:15,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 16:31:15,189 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 16:31:15,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 16:31:15,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 16:31:15,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 16:31:15,228 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 16:31:15,229 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 16:31:15,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 16:31:15,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 16:31:15,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 16:31:15,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 16:31:15,232 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 16:31:15,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 16:31:15,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 16:31:15,235 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 16:31:15,235 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 16:31:15,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 16:31:15,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 16:31:15,236 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 16:31:15,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 16:31:15,237 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 16:31:15,237 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 16:31:15,237 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 16:31:15,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 16:31:15,238 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 16:31:15,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 16:31:15,239 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 16:31:15,239 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 16:31:15,239 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 16:31:15,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 16:31:15,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 16:31:15,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 16:31:15,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 16:31:15,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 16:31:15,241 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 16:31:15,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 16:31:15,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 16:31:15,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 16:31:15,242 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 16:31:15,242 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 16:31:15,243 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 16:31:15,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 16:31:15,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 16:31:15,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 16:31:15,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 16:31:15,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 16:31:15,513 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 16:31:15,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2024-08-26 16:31:16,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 16:31:17,170 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 16:31:17,171 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_30-traces-oplus-vs-meet_true.i [2024-08-26 16:31:17,185 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/afb73dbe6/57f8133e678142f99677743660bace77/FLAG7ac0e4c5f [2024-08-26 16:31:17,514 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/afb73dbe6/57f8133e678142f99677743660bace77 [2024-08-26 16:31:17,517 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 16:31:17,518 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 16:31:17,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/mutex-meet-ghost/13-privatized_30-traces-oplus-vs-meet_true.yml/witness.yml [2024-08-26 16:31:17,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 16:31:17,600 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 16:31:17,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 16:31:17,601 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 16:31:17,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 16:31:17,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:31:17" (1/2) ... [2024-08-26 16:31:17,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638d29a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:31:17, skipping insertion in model container [2024-08-26 16:31:17,609 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 04:31:17" (1/2) ... [2024-08-26 16:31:17,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76b60ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 04:31:17, skipping insertion in model container [2024-08-26 16:31:17,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:31:17" (2/2) ... [2024-08-26 16:31:17,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@638d29a9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:17, skipping insertion in model container [2024-08-26 16:31:17,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:31:17" (2/2) ... [2024-08-26 16:31:17,612 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 16:31:17,649 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 16:31:17,650 INFO L1541 ArrayList]: Location invariant before [L699-L699] ((! multithreaded || (g == 0 || g == 5)) && (! multithreaded || (A_locked || g == 0))) && (! multithreaded || (B_locked || (g == 0 || g == 5))) [2024-08-26 16:31:17,650 INFO L1541 ArrayList]: ghost_variable A_locked = 0 [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_variable B_locked = 0 [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_update [L692-L692] A_locked = 0; [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_update [L699-L699] B_locked = 1; [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_update [L702-L702] A_locked = 0; [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_update [L688-L688] B_locked = 0; [2024-08-26 16:31:17,651 INFO L1541 ArrayList]: ghost_update [L700-L700] A_locked = 1; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L698-L698] multithreaded = 1; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L685-L685] A_locked = 1; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L691-L691] B_locked = 0; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L686-L686] B_locked = 1; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L689-L689] B_locked = 1; [2024-08-26 16:31:17,652 INFO L1541 ArrayList]: ghost_update [L703-L703] B_locked = 0; [2024-08-26 16:31:17,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 16:31:18,018 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 16:31:18,040 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-08-26 16:31:18,136 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 16:31:18,180 INFO L206 MainTranslator]: Completed translation [2024-08-26 16:31:18,182 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18 WrapperNode [2024-08-26 16:31:18,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 16:31:18,184 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-08-26 16:31:18,184 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-08-26 16:31:18,184 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-08-26 16:31:18,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,257 INFO L138 Inliner]: procedures = 162, calls = 32, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 72 [2024-08-26 16:31:18,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-08-26 16:31:18,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-08-26 16:31:18,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-08-26 16:31:18,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-08-26 16:31:18,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-08-26 16:31:18,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-08-26 16:31:18,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-08-26 16:31:18,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-08-26 16:31:18,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (1/1) ... [2024-08-26 16:31:18,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 16:31:18,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 16:31:18,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-08-26 16:31:18,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-08-26 16:31:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-08-26 16:31:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-08-26 16:31:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-08-26 16:31:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-08-26 16:31:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-08-26 16:31:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-08-26 16:31:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-08-26 16:31:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-08-26 16:31:18,389 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-08-26 16:31:18,501 INFO L242 CfgBuilder]: Building ICFG [2024-08-26 16:31:18,503 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-08-26 16:31:18,676 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-08-26 16:31:18,676 INFO L291 CfgBuilder]: Performing block encoding [2024-08-26 16:31:18,838 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-08-26 16:31:18,839 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-08-26 16:31:18,839 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:31:18 BoogieIcfgContainer [2024-08-26 16:31:18,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-08-26 16:31:18,843 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-08-26 16:31:18,843 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-08-26 16:31:18,847 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-08-26 16:31:18,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 04:31:17" (1/4) ... [2024-08-26 16:31:18,848 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494be83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 04:31:18, skipping insertion in model container [2024-08-26 16:31:18,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 04:31:17" (2/4) ... [2024-08-26 16:31:18,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494be83d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.08 04:31:18, skipping insertion in model container [2024-08-26 16:31:18,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 04:31:18" (3/4) ... [2024-08-26 16:31:18,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@494be83d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 26.08 04:31:18, skipping insertion in model container [2024-08-26 16:31:18,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 04:31:18" (4/4) ... [2024-08-26 16:31:18,853 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_30-traces-oplus-vs-meet_true.i [2024-08-26 16:31:18,870 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-08-26 16:31:18,870 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-08-26 16:31:18,870 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-08-26 16:31:18,906 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-08-26 16:31:18,953 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 16:31:18,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-08-26 16:31:18,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-08-26 16:31:18,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-08-26 16:31:18,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-08-26 16:31:18,998 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-08-26 16:31:19,008 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-08-26 16:31:19,017 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;@72f246f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-08-26 16:31:19,017 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-08-26 16:31:19,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-26 16:31:19,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 16:31:19,186 INFO L85 PathProgramCache]: Analyzing trace with hash -241620437, now seen corresponding path program 1 times [2024-08-26 16:31:19,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 16:31:19,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63242299] [2024-08-26 16:31:19,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 16:31:19,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 16:31:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 16:31:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 16:31:19,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 16:31:19,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63242299] [2024-08-26 16:31:19,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63242299] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 16:31:19,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 16:31:19,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-08-26 16:31:19,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385391423] [2024-08-26 16:31:19,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 16:31:19,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-08-26 16:31:19,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 16:31:19,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-08-26 16:31:19,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-08-26 16:31:19,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 16:31:19,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 16:31:19,606 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) [2024-08-26 16:31:19,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 16:31:19,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-26 16:31:19,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-08-26 16:31:19,706 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-08-26 16:31:19,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-08-26 16:31:19,708 INFO L85 PathProgramCache]: Analyzing trace with hash 608904258, now seen corresponding path program 1 times [2024-08-26 16:31:19,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-08-26 16:31:19,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470366629] [2024-08-26 16:31:19,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-08-26 16:31:19,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-08-26 16:31:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-08-26 16:31:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-08-26 16:31:19,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-08-26 16:31:19,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470366629] [2024-08-26 16:31:19,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470366629] provided 1 perfect and 0 imperfect interpolant sequences [2024-08-26 16:31:19,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-08-26 16:31:19,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-08-26 16:31:19,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407028729] [2024-08-26 16:31:19,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-08-26 16:31:19,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-08-26 16:31:19,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-08-26 16:31:19,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-08-26 16:31:19,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-08-26 16:31:19,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-08-26 16:31:19,882 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-08-26 16:31:19,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-08-26 16:31:19,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-08-26 16:31:19,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-08-26 16:31:19,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-08-26 16:31:19,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-08-26 16:31:19,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-08-26 16:31:19,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-08-26 16:31:19,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-08-26 16:31:19,969 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-08-26 16:31:19,972 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-08-26 16:31:19,972 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-08-26 16:31:19,974 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-08-26 16:31:19,974 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-08-26 16:31:19,975 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 04:31:19 BasicIcfg [2024-08-26 16:31:19,975 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-08-26 16:31:19,976 INFO L158 Benchmark]: Toolchain (without parser) took 2377.51ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 88.0MB in the beginning and 118.3MB in the end (delta: -30.3MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-08-26 16:31:19,976 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:31:19,976 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:31:19,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.30ms. Allocated memory is still 146.8MB. Free memory was 87.6MB in the beginning and 62.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-08-26 16:31:19,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.66ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 62.4MB in the beginning and 149.1MB in the end (delta: -86.7MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-08-26 16:31:19,978 INFO L158 Benchmark]: Boogie Preprocessor took 44.56ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 149.2MB in the end (delta: -102.2kB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-08-26 16:31:19,979 INFO L158 Benchmark]: RCFGBuilder took 536.21ms. Allocated memory is still 180.4MB. Free memory was 149.2MB in the beginning and 118.9MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-08-26 16:31:19,979 INFO L158 Benchmark]: TraceAbstraction took 1132.34ms. Allocated memory is still 180.4MB. Free memory was 117.7MB in the beginning and 118.3MB in the end (delta: -588.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 16:31:19,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 146.8MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.30ms. Allocated memory is still 146.8MB. Free memory was 87.6MB in the beginning and 62.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.66ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 62.4MB in the beginning and 149.1MB in the end (delta: -86.7MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.56ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 149.2MB in the end (delta: -102.2kB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * RCFGBuilder took 536.21ms. Allocated memory is still 180.4MB. Free memory was 149.2MB in the beginning and 118.9MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1132.34ms. Allocated memory is still 180.4MB. Free memory was 117.7MB in the beginning and 118.3MB in the end (delta: -588.6kB). 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: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 133, independent: 121, independent conditional: 0, independent unconditional: 121, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 133, independent: 98, independent conditional: 0, independent unconditional: 98, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 182, independent: 86, independent conditional: 0, independent unconditional: 86, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 174, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 133, unknown conditional: 0, unknown unconditional: 133] , Statistics on independence cache: Total cache size (in pairs): 133, Positive cache size: 121, Positive conditional cache size: 0, Positive unconditional cache size: 121, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, 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: 0.2s, Number of persistent set computation: 31, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133, independent: 121, independent conditional: 0, independent unconditional: 121, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 173, independent: 160, independent conditional: 39, independent unconditional: 121, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 174, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 133, independent: 121, independent conditional: 0, independent unconditional: 121, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 133, independent: 98, independent conditional: 0, independent unconditional: 98, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 35, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 35, independent: 23, independent conditional: 0, independent unconditional: 23, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 182, independent: 86, independent conditional: 0, independent unconditional: 86, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 174, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 133, unknown conditional: 0, unknown unconditional: 133] , Statistics on independence cache: Total cache size (in pairs): 133, Positive cache size: 121, Positive conditional cache size: 0, Positive unconditional cache size: 121, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, 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: 699]: 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, 46 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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: 7, 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, 0.4s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 77 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! [2024-08-26 16:31:20,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-08-26 16:31:20,218 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