./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/13-privatized_31-traces-mine-vs-mutex_true.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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_31-traces-mine-vs-mutex_true.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/13-privatized_31-traces-mine-vs-mutex_true.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-23 00:19:56,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 00:19:56,171 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 00:19:56,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 00:19:56,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 00:19:56,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 00:19:56,194 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 00:19:56,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 00:19:56,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 00:19:56,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 00:19:56,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 00:19:56,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 00:19:56,198 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 00:19:56,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 00:19:56,199 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 00:19:56,199 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 00:19:56,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 00:19:56,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 00:19:56,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 00:19:56,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 00:19:56,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 00:19:56,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 00:19:56,207 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 00:19:56,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 00:19:56,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 00:19:56,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 00:19:56,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 00:19:56,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 00:19:56,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 00:19:56,209 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 00:19:56,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:19:56,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 00:19:56,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 00:19:56,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 00:19:56,210 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 00:19:56,210 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 00:19:56,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 00:19:56,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 00:19:56,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 00:19:56,212 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 00:19:56,212 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 00:19:56,213 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-23 00:19:56,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 00:19:56,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 00:19:56,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 00:19:56,512 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 00:19:56,513 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 00:19:56,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/13-privatized_31-traces-mine-vs-mutex_true.yml/witness.yml [2024-09-23 00:19:56,589 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 00:19:56,592 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 00:19:56,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i [2024-09-23 00:19:57,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 00:19:58,183 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 00:19:58,184 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i [2024-09-23 00:19:58,201 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b243cc9a6/40a8725cfd6c4b9eb3b8a031fec1db36/FLAGe4235a789 [2024-09-23 00:19:58,221 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b243cc9a6/40a8725cfd6c4b9eb3b8a031fec1db36 [2024-09-23 00:19:58,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 00:19:58,222 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 00:19:58,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 00:19:58,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 00:19:58,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 00:19:58,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:19:56" (1/2) ... [2024-09-23 00:19:58,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19956334 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:19:58, skipping insertion in model container [2024-09-23 00:19:58,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:19:56" (1/2) ... [2024-09-23 00:19:58,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f246327 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:19:58, skipping insertion in model container [2024-09-23 00:19:58,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:19:58" (2/2) ... [2024-09-23 00:19:58,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19956334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58, skipping insertion in model container [2024-09-23 00:19:58,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:19:58" (2/2) ... [2024-09-23 00:19:58,279 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 00:19:58,280 INFO L1541 ArrayList]: Location invariant before [L698-L698] ((! multithreaded || (g == 0 || g == 1)) && (! multithreaded || (A_locked || g == 0))) && (! multithreaded || (B_locked || (g == 0 || g == 1))) [2024-09-23 00:19:58,280 INFO L1541 ArrayList]: ghost_variable A_locked = 0 [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_variable B_locked = 0 [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_update [L700-L700] A_locked = 1; [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_update [L691-L691] B_locked = 0; [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_update [L699-L699] B_locked = 0; [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_update [L704-L704] A_locked = 0; [2024-09-23 00:19:58,281 INFO L1541 ArrayList]: ghost_update [L685-L685] A_locked = 1; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L688-L688] B_locked = 0; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L703-L703] B_locked = 0; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L692-L692] A_locked = 0; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L686-L686] B_locked = 1; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L701-L701] B_locked = 1; [2024-09-23 00:19:58,282 INFO L1541 ArrayList]: ghost_update [L689-L689] B_locked = 1; [2024-09-23 00:19:58,283 INFO L1541 ArrayList]: ghost_update [L697-L697] multithreaded = 1; [2024-09-23 00:19:58,283 INFO L1541 ArrayList]: ghost_update [L698-L698] B_locked = 1; [2024-09-23 00:19:58,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 00:19:58,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:19:58,663 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-23 00:19:58,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:19:58,781 INFO L204 MainTranslator]: Completed translation [2024-09-23 00:19:58,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58 WrapperNode [2024-09-23 00:19:58,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 00:19:58,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 00:19:58,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 00:19:58,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 00:19:58,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,828 INFO L138 Inliner]: procedures = 162, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-09-23 00:19:58,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 00:19:58,830 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 00:19:58,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 00:19:58,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 00:19:58,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,841 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,848 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 00:19:58,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 00:19:58,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 00:19:58,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 00:19:58,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (1/1) ... [2024-09-23 00:19:58,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:19:58,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:19:58,887 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) [2024-09-23 00:19:58,889 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 [2024-09-23 00:19:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-23 00:19:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 00:19:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-09-23 00:19:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-09-23 00:19:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 00:19:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-23 00:19:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 00:19:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 00:19:58,957 WARN L211 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-09-23 00:19:59,100 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 00:19:59,103 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 00:19:59,303 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 00:19:59,303 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 00:19:59,439 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 00:19:59,440 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-23 00:19:59,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:19:59 BoogieIcfgContainer [2024-09-23 00:19:59,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 00:19:59,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 00:19:59,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 00:19:59,445 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 00:19:59,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:19:56" (1/4) ... [2024-09-23 00:19:59,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6385451a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:19:59, skipping insertion in model container [2024-09-23 00:19:59,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 12:19:58" (2/4) ... [2024-09-23 00:19:59,446 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6385451a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:19:59, skipping insertion in model container [2024-09-23 00:19:59,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:19:58" (3/4) ... [2024-09-23 00:19:59,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6385451a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:19:59, skipping insertion in model container [2024-09-23 00:19:59,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:19:59" (4/4) ... [2024-09-23 00:19:59,448 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_31-traces-mine-vs-mutex_true.i [2024-09-23 00:19:59,464 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 00:19:59,465 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-23 00:19:59,465 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 00:19:59,509 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-09-23 00:19:59,553 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:19:59,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 00:19:59,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:19:59,557 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) [2024-09-23 00:19:59,559 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 [2024-09-23 00:19:59,600 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 00:19:59,616 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 00:19:59,624 INFO L336 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@519c2fb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:19:59,626 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-23 00:19:59,784 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 00:19:59,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:19:59,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1204671033, now seen corresponding path program 1 times [2024-09-23 00:19:59,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:19:59,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985170036] [2024-09-23 00:19:59,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:19:59,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:19:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:20:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:20:00,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:20:00,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985170036] [2024-09-23 00:20:00,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985170036] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:20:00,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:20:00,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-23 00:20:00,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276811538] [2024-09-23 00:20:00,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:20:00,310 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-09-23 00:20:00,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:20:00,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-09-23 00:20:00,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-09-23 00:20:00,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:00,331 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:20:00,332 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) 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) [2024-09-23 00:20:00,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:00,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 00:20:00,386 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 00:20:00,386 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 00:20:00,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:20:00,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1343859933, now seen corresponding path program 1 times [2024-09-23 00:20:00,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:20:00,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449024469] [2024-09-23 00:20:00,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:20:00,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:20:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:20:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-23 00:20:00,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:20:00,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449024469] [2024-09-23 00:20:00,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449024469] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:20:00,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:20:00,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-09-23 00:20:00,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323620330] [2024-09-23 00:20:00,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:20:00,657 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-23 00:20:00,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:20:00,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-23 00:20:00,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-23 00:20:00,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:00,660 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:20:00,660 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 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) [2024-09-23 00:20:00,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-09-23 00:20:00,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:00,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-09-23 00:20:00,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:20:00,793 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-23 00:20:00,795 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-09-23 00:20:00,796 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-23 00:20:00,804 INFO L408 BasicCegarLoop]: Path program histogram: [1, 1] [2024-09-23 00:20:00,807 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-23 00:20:00,807 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-23 00:20:00,809 INFO L469 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-09-23 00:20:00,809 INFO L470 ceAbstractionStarter]: WitnessConsidered=1 [2024-09-23 00:20:00,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.09 12:20:00 BasicIcfg [2024-09-23 00:20:00,810 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-23 00:20:00,810 INFO L158 Benchmark]: Toolchain (without parser) took 2588.05ms. Allocated memory is still 180.4MB. Free memory was 140.7MB in the beginning and 124.9MB in the end (delta: 15.7MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-09-23 00:20:00,811 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 104.9MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:00,811 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:00,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.74ms. Allocated memory is still 180.4MB. Free memory was 140.7MB in the beginning and 114.5MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-23 00:20:00,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.34ms. Allocated memory is still 180.4MB. Free memory was 114.5MB in the beginning and 112.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 00:20:00,812 INFO L158 Benchmark]: Boogie Preprocessor took 24.36ms. Allocated memory is still 180.4MB. Free memory was 112.5MB in the beginning and 111.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:00,814 INFO L158 Benchmark]: RCFGBuilder took 581.84ms. Allocated memory is still 180.4MB. Free memory was 111.3MB in the beginning and 122.5MB in the end (delta: -11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-23 00:20:00,816 INFO L158 Benchmark]: TraceAbstraction took 1367.65ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 124.9MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:00,817 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 0.17ms. Allocated memory is still 104.9MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.74ms. Allocated memory is still 180.4MB. Free memory was 140.7MB in the beginning and 114.5MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.34ms. Allocated memory is still 180.4MB. Free memory was 114.5MB in the beginning and 112.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.36ms. Allocated memory is still 180.4MB. Free memory was 112.5MB in the beginning and 111.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.84ms. Allocated memory is still 180.4MB. Free memory was 111.3MB in the beginning and 122.5MB in the end (delta: -11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1367.65ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 124.9MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 189, independent: 175, independent conditional: 39, independent unconditional: 136, dependent: 14, dependent conditional: 2, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 189, independent: 175, independent conditional: 0, independent unconditional: 175, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 189, independent: 175, independent conditional: 0, independent unconditional: 175, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 149, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 33, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, independent: 89, independent conditional: 0, independent unconditional: 89, dependent: 74, dependent conditional: 5, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 189, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 149, unknown conditional: 1, unknown unconditional: 148] , Statistics on independence cache: Total cache size (in pairs): 149, Positive cache size: 136, Positive conditional cache size: 0, Positive unconditional cache size: 136, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40, Maximal queried relation: 1, Independence queries for same thread: 0, Persistent sets #1 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: 148, independent: 136, independent conditional: 0, independent unconditional: 136, 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: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 188, independent: 175, independent conditional: 39, independent unconditional: 136, 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: 189, independent: 175, independent conditional: 39, independent unconditional: 136, dependent: 14, dependent conditional: 2, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 189, independent: 175, independent conditional: 0, independent unconditional: 175, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 189, independent: 175, independent conditional: 0, independent unconditional: 175, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 149, independent: 136, independent conditional: 0, independent unconditional: 136, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 149, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 33, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, independent: 20, independent conditional: 0, independent unconditional: 20, dependent: 13, dependent conditional: 1, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 163, independent: 89, independent conditional: 0, independent unconditional: 89, dependent: 74, dependent conditional: 5, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 189, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 149, unknown conditional: 1, unknown unconditional: 148] , Statistics on independence cache: Total cache size (in pairs): 149, Positive cache size: 136, Positive conditional cache size: 0, Positive unconditional cache size: 136, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 698]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 50 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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: 11, 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, 0.6s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 131 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! [2024-09-23 00:20:00,856 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 [2024-09-23 00:20:01,059 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