./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_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_34-traces-minepp-L-needs-to-be-um_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_34-traces-minepp-L-needs-to-be-um_true.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-ghost/13-privatized_34-traces-minepp-L-needs-to-be-um_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 00:20:04,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-23 00:20:04,854 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-23 00:20:04,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-23 00:20:04,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-23 00:20:04,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-23 00:20:04,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-23 00:20:04,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-23 00:20:04,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-23 00:20:04,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-23 00:20:04,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-23 00:20:04,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-23 00:20:04,906 INFO L153 SettingsManager]: * Use SBE=true [2024-09-23 00:20:04,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-23 00:20:04,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-23 00:20:04,907 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-23 00:20:04,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-23 00:20:04,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-23 00:20:04,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-23 00:20:04,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-23 00:20:04,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-23 00:20:04,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-23 00:20:04,910 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-23 00:20:04,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-23 00:20:04,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-23 00:20:04,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-23 00:20:04,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-23 00:20:04,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-23 00:20:04,911 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-23 00:20:04,911 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-23 00:20:04,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:20:04,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-23 00:20:04,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-23 00:20:04,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-23 00:20:04,913 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-23 00:20:04,913 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-23 00:20:04,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-23 00:20:04,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-23 00:20:04,914 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-23 00:20:04,914 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-23 00:20:04,914 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-23 00:20:04,915 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-23 00:20:05,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-23 00:20:05,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-23 00:20:05,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-23 00:20:05,181 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-23 00:20:05,182 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-23 00:20:05,183 INFO L431 ainManager$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_34-traces-minepp-L-needs-to-be-um_true.yml/witness.yml [2024-09-23 00:20:05,284 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-23 00:20:05,284 INFO L274 PluginConnector]: CDTParser initialized [2024-09-23 00:20:05,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-09-23 00:20:06,650 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-23 00:20:06,893 INFO L384 CDTParser]: Found 1 translation units. [2024-09-23 00:20:06,894 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-09-23 00:20:06,905 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/62b40e9c1/ee65706bceda4439a1c421e917487b2d/FLAGaa183fc01 [2024-09-23 00:20:06,917 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/62b40e9c1/ee65706bceda4439a1c421e917487b2d [2024-09-23 00:20:06,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-23 00:20:06,919 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-23 00:20:06,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-23 00:20:06,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-23 00:20:06,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-23 00:20:06,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:20:05" (1/2) ... [2024-09-23 00:20:06,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24904881 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:20:06, skipping insertion in model container [2024-09-23 00:20:06,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:20:05" (1/2) ... [2024-09-23 00:20:06,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@678af80a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.09 12:20:06, skipping insertion in model container [2024-09-23 00:20:06,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:20:06" (2/2) ... [2024-09-23 00:20:06,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24904881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:06, skipping insertion in model container [2024-09-23 00:20:06,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:20:06" (2/2) ... [2024-09-23 00:20:06,964 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-23 00:20:06,965 INFO L1541 ArrayList]: Location invariant before [L702-L702] (((! multithreaded || (C_locked || (g == 15 || g == 42))) && (! multithreaded || (g == 15 || g == 42))) && (! multithreaded || (B_locked || g == 42))) && (! multithreaded || (A_locked || g == 42)) [2024-09-23 00:20:06,965 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-23 00:20:06,966 INFO L1541 ArrayList]: ghost_variable A_locked = 0 [2024-09-23 00:20:06,966 INFO L1541 ArrayList]: ghost_variable C_locked = 0 [2024-09-23 00:20:06,966 INFO L1541 ArrayList]: ghost_variable B_locked = 0 [2024-09-23 00:20:06,967 INFO L1541 ArrayList]: ghost_update [L692-L692] C_locked = 1; [2024-09-23 00:20:06,967 INFO L1541 ArrayList]: ghost_update [L689-L689] C_locked = 1; [2024-09-23 00:20:06,967 INFO L1541 ArrayList]: ghost_update [L691-L691] C_locked = 0; [2024-09-23 00:20:06,967 INFO L1541 ArrayList]: ghost_update [L696-L696] A_locked = 0; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L695-L695] B_locked = 0; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L688-L688] B_locked = 1; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L705-L705] C_locked = 1; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L711-L711] B_locked = 0; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L709-L709] B_locked = 1; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L694-L694] C_locked = 0; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L710-L710] C_locked = 1; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L701-L701] multithreaded = 1; [2024-09-23 00:20:06,968 INFO L1541 ArrayList]: ghost_update [L704-L704] A_locked = 1; [2024-09-23 00:20:06,969 INFO L1541 ArrayList]: ghost_update [L687-L687] A_locked = 1; [2024-09-23 00:20:06,969 INFO L1541 ArrayList]: ghost_update [L706-L706] A_locked = 0; [2024-09-23 00:20:07,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-23 00:20:07,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:20:07,343 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 Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-23 00:20:07,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-23 00:20:07,466 INFO L204 MainTranslator]: Completed translation [2024-09-23 00:20:07,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07 WrapperNode [2024-09-23 00:20:07,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-23 00:20:07,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-23 00:20:07,468 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-23 00:20:07,468 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-23 00:20:07,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,529 INFO L138 Inliner]: procedures = 163, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-09-23 00:20:07,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-23 00:20:07,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-23 00:20:07,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-23 00:20:07,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-23 00:20:07,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,546 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-23 00:20:07,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-23 00:20:07,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-23 00:20:07,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-23 00:20:07,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (1/1) ... [2024-09-23 00:20:07,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-23 00:20:07,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:20:07,621 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 00:20:07,629 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 00:20:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-09-23 00:20:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-23 00:20:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-09-23 00:20:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-09-23 00:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-23 00:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-09-23 00:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-23 00:20:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-23 00:20:07,680 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 00:20:07,811 INFO L242 CfgBuilder]: Building ICFG [2024-09-23 00:20:07,812 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-23 00:20:08,018 INFO L287 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-09-23 00:20:08,018 INFO L291 CfgBuilder]: Performing block encoding [2024-09-23 00:20:08,263 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-23 00:20:08,263 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-23 00:20:08,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:20:08 BoogieIcfgContainer [2024-09-23 00:20:08,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-23 00:20:08,270 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-23 00:20:08,270 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-23 00:20:08,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-23 00:20:08,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.09 12:20:05" (1/4) ... [2024-09-23 00:20:08,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6ce7eb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 23.09 12:20:08, skipping insertion in model container [2024-09-23 00:20:08,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.09 12:20:06" (2/4) ... [2024-09-23 00:20:08,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6ce7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:20:08, skipping insertion in model container [2024-09-23 00:20:08,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:20:07" (3/4) ... [2024-09-23 00:20:08,279 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a6ce7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.09 12:20:08, skipping insertion in model container [2024-09-23 00:20:08,279 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 12:20:08" (4/4) ... [2024-09-23 00:20:08,281 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_34-traces-minepp-L-needs-to-be-um_true.i [2024-09-23 00:20:08,296 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-23 00:20:08,296 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-23 00:20:08,296 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-09-23 00:20:08,327 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-09-23 00:20:08,376 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:20:08,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-09-23 00:20:08,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-09-23 00:20:08,381 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 00:20:08,383 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 00:20:08,422 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-09-23 00:20:08,433 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-09-23 00:20:08,441 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;@50d560d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-23 00:20:08,441 INFO L337 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-09-23 00:20:08,593 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 00:20:08,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:20:08,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1539684624, now seen corresponding path program 1 times [2024-09-23 00:20:08,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:20:08,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216747839] [2024-09-23 00:20:08,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:20:08,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:20:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:20:09,004 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 00:20:09,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:20:09,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216747839] [2024-09-23 00:20:09,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216747839] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:20:09,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:20:09,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-09-23 00:20:09,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696336348] [2024-09-23 00:20:09,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:20:09,013 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-09-23 00:20:09,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:20:09,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-09-23 00:20:09,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-09-23 00:20:09,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:09,043 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:20:09,044 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 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 00:20:09,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:09,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:20:09,119 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-23 00:20:09,119 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-09-23 00:20:09,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-23 00:20:09,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1260965701, now seen corresponding path program 1 times [2024-09-23 00:20:09,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-23 00:20:09,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238588204] [2024-09-23 00:20:09,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-23 00:20:09,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-23 00:20:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-23 00:20:09,323 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 00:20:09,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-23 00:20:09,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238588204] [2024-09-23 00:20:09,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238588204] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-23 00:20:09,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-23 00:20:09,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-09-23 00:20:09,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612946781] [2024-09-23 00:20:09,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-23 00:20:09,326 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-23 00:20:09,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-23 00:20:09,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-23 00:20:09,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-09-23 00:20:09,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:09,327 INFO L474 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-09-23 00:20:09,327 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 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 00:20:09,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:20:09,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-09-23 00:20:09,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-09-23 00:20:09,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-23 00:20:09,466 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-09-23 00:20:09,467 INFO L785 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-09-23 00:20:09,467 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-23 00:20:09,477 INFO L408 BasicCegarLoop]: Path program histogram: [1, 1] [2024-09-23 00:20:09,480 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-09-23 00:20:09,480 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-09-23 00:20:09,482 INFO L469 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-09-23 00:20:09,483 INFO L470 ceAbstractionStarter]: WitnessConsidered=1 [2024-09-23 00:20:09,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.09 12:20:09 BasicIcfg [2024-09-23 00:20:09,484 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-09-23 00:20:09,485 INFO L158 Benchmark]: Toolchain (without parser) took 2565.66ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 95.2MB in the beginning and 138.6MB in the end (delta: -43.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:09,485 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:09,485 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 151.0MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:09,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 546.90ms. Allocated memory is still 151.0MB. Free memory was 95.2MB in the beginning and 68.5MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-23 00:20:09,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.26ms. Allocated memory is still 151.0MB. Free memory was 68.5MB in the beginning and 66.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-23 00:20:09,487 INFO L158 Benchmark]: Boogie Preprocessor took 42.43ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 65.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-23 00:20:09,487 INFO L158 Benchmark]: RCFGBuilder took 691.20ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 65.0MB in the beginning and 145.6MB in the end (delta: -80.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-09-23 00:20:09,488 INFO L158 Benchmark]: TraceAbstraction took 1214.08ms. Allocated memory is still 190.8MB. Free memory was 144.6MB in the beginning and 138.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-09-23 00:20:09,492 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 151.0MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 151.0MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 546.90ms. Allocated memory is still 151.0MB. Free memory was 95.2MB in the beginning and 68.5MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.26ms. Allocated memory is still 151.0MB. Free memory was 68.5MB in the beginning and 66.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.43ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 65.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 691.20ms. Allocated memory was 151.0MB in the beginning and 190.8MB in the end (delta: 39.8MB). Free memory was 65.0MB in the beginning and 145.6MB in the end (delta: -80.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1214.08ms. Allocated memory is still 190.8MB. Free memory was 144.6MB in the beginning and 138.6MB in the end (delta: 6.0MB). Peak memory consumption was 6.0MB. 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: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 284, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 18, dependent conditional: 2, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 284, independent: 266, independent conditional: 0, independent unconditional: 266, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 284, independent: 266, independent conditional: 0, independent unconditional: 266, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 231, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 231, independent: 190, independent conditional: 0, independent unconditional: 190, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 80, independent conditional: 0, independent unconditional: 80, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 284, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 231, unknown conditional: 0, unknown unconditional: 231] , Statistics on independence cache: Total cache size (in pairs): 231, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53, 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: 39, Number of trivial persistent sets: 39, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 231, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 283, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 17, dependent conditional: 1, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 284, independent: 266, independent conditional: 51, independent unconditional: 215, dependent: 18, dependent conditional: 2, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 284, independent: 266, independent conditional: 0, independent unconditional: 266, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 284, independent: 266, independent conditional: 0, independent unconditional: 266, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 231, independent: 215, independent conditional: 0, independent unconditional: 215, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 231, independent: 190, independent conditional: 0, independent unconditional: 190, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 41, independent: 25, independent conditional: 0, independent unconditional: 25, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, independent: 80, independent conditional: 0, independent unconditional: 80, dependent: 80, dependent conditional: 0, dependent unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 284, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 231, unknown conditional: 0, unknown unconditional: 231] , Statistics on independence cache: Total cache size (in pairs): 231, Positive cache size: 215, Positive conditional cache size: 0, Positive unconditional cache size: 215, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 702]: 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, 59 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, 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: 10, 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 132 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 00:20:09,528 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 00:20:09,727 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