./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/protection/13-privatized_19-publish-precision_unknown_1_pos.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2cc22fce 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_19-publish-precision_unknown_1_pos.i ./goblint.2024-06-19_11-23-25.files/protection/13-privatized_19-publish-precision_unknown_1_pos.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2cc22fc-m [2024-07-22 16:27:27,861 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-22 16:27:27,925 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-22 16:27:27,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-22 16:27:27,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-22 16:27:27,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-22 16:27:27,954 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-22 16:27:27,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-22 16:27:27,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-22 16:27:27,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-22 16:27:27,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-22 16:27:27,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-22 16:27:27,959 INFO L153 SettingsManager]: * Use SBE=true [2024-07-22 16:27:27,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-22 16:27:27,960 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-22 16:27:27,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-22 16:27:27,961 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-22 16:27:27,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-22 16:27:27,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-22 16:27:27,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-22 16:27:27,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-22 16:27:27,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-22 16:27:27,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-22 16:27:27,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-22 16:27:27,963 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-22 16:27:27,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-22 16:27:27,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-22 16:27:27,964 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-22 16:27:27,964 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-22 16:27:27,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-22 16:27:27,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 16:27:27,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-22 16:27:27,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-22 16:27:27,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-22 16:27:27,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-22 16:27:27,967 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-22 16:27:27,967 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-22 16:27:27,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-22 16:27:28,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-22 16:27:28,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-22 16:27:28,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-22 16:27:28,214 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-22 16:27:28,214 INFO L274 PluginConnector]: CDTParser initialized [2024-07-22 16:27:28,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i [2024-07-22 16:27:29,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-22 16:27:29,489 INFO L384 CDTParser]: Found 1 translation units. [2024-07-22 16:27:29,490 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_1_pos.i [2024-07-22 16:27:29,512 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/386049586/39b78928dd6f45b9909b87a25b6fd9e4/FLAGab92bda53 [2024-07-22 16:27:29,543 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/386049586/39b78928dd6f45b9909b87a25b6fd9e4 [2024-07-22 16:27:29,545 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-22 16:27:29,545 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-22 16:27:29,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/protection/13-privatized_19-publish-precision_unknown_1_pos.yml/witness.yml [2024-07-22 16:27:29,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-22 16:27:29,622 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-07-22 16:27:29,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-22 16:27:29,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-22 16:27:29,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-22 16:27:29,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 04:27:29" (1/2) ... [2024-07-22 16:27:29,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2278bba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 04:27:29, skipping insertion in model container [2024-07-22 16:27:29,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 04:27:29" (1/2) ... [2024-07-22 16:27:29,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79b2a51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 04:27:29, skipping insertion in model container [2024-07-22 16:27:29,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 04:27:29" (2/2) ... [2024-07-22 16:27:29,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2278bba9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:29, skipping insertion in model container [2024-07-22 16:27:29,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 04:27:29" (2/2) ... [2024-07-22 16:27:29,632 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-22 16:27:29,655 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-22 16:27:29,656 INFO L97 edCorrectnessWitness]: Location invariant before [L698-L698] ! multithreaded || (glob1 == 0 || glob1 == 5) [2024-07-22 16:27:29,657 INFO L103 edCorrectnessWitness]: ghost_variable mutex2_locked = 0 [2024-07-22 16:27:29,657 INFO L103 edCorrectnessWitness]: ghost_variable mutex1_locked = 0 [2024-07-22 16:27:29,657 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-22 16:27:29,657 INFO L106 edCorrectnessWitness]: ghost_update [L700-L700] mutex2_locked = 0; [2024-07-22 16:27:29,657 INFO L106 edCorrectnessWitness]: ghost_update [L689-L689] mutex2_locked = 1; [2024-07-22 16:27:29,658 INFO L106 edCorrectnessWitness]: ghost_update [L688-L688] mutex2_locked = 0; [2024-07-22 16:27:29,658 INFO L106 edCorrectnessWitness]: ghost_update [L685-L685] mutex1_locked = 1; [2024-07-22 16:27:29,658 INFO L106 edCorrectnessWitness]: ghost_update [L686-L686] mutex2_locked = 1; [2024-07-22 16:27:29,659 INFO L106 edCorrectnessWitness]: ghost_update [L691-L691] mutex2_locked = 0; [2024-07-22 16:27:29,659 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] mutex1_locked = 0; [2024-07-22 16:27:29,659 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] multithreaded = 1; [2024-07-22 16:27:29,659 INFO L106 edCorrectnessWitness]: ghost_update [L698-L698] mutex2_locked = 1; [2024-07-22 16:27:29,694 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-22 16:27:29,971 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 16:27:29,982 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-07-22 16:27:30,054 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-22 16:27:30,080 INFO L206 MainTranslator]: Completed translation [2024-07-22 16:27:30,081 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30 WrapperNode [2024-07-22 16:27:30,081 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-22 16:27:30,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-22 16:27:30,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-22 16:27:30,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-22 16:27:30,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,112 INFO L138 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-07-22 16:27:30,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-22 16:27:30,113 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-22 16:27:30,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-22 16:27:30,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-22 16:27:30,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,123 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-22 16:27:30,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-22 16:27:30,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-22 16:27:30,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-22 16:27:30,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (1/1) ... [2024-07-22 16:27:30,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-22 16:27:30,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 16:27:30,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-07-22 16:27:30,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-07-22 16:27:30,201 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-07-22 16:27:30,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-22 16:27:30,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-22 16:27:30,202 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-22 16:27:30,309 INFO L244 CfgBuilder]: Building ICFG [2024-07-22 16:27:30,311 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-22 16:27:30,476 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-22 16:27:30,477 INFO L293 CfgBuilder]: Performing block encoding [2024-07-22 16:27:30,605 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-22 16:27:30,606 INFO L320 CfgBuilder]: Removed 0 assume(true) statements. [2024-07-22 16:27:30,607 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 04:27:30 BoogieIcfgContainer [2024-07-22 16:27:30,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-22 16:27:30,610 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-22 16:27:30,610 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-22 16:27:30,613 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-22 16:27:30,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 04:27:29" (1/4) ... [2024-07-22 16:27:30,613 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489919d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 04:27:30, skipping insertion in model container [2024-07-22 16:27:30,613 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 22.07 04:27:29" (2/4) ... [2024-07-22 16:27:30,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489919d8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 04:27:30, skipping insertion in model container [2024-07-22 16:27:30,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 22.07 04:27:30" (3/4) ... [2024-07-22 16:27:30,614 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489919d8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CORRECTNESS_WITNESS 22.07 04:27:30, skipping insertion in model container [2024-07-22 16:27:30,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 04:27:30" (4/4) ... [2024-07-22 16:27:30,615 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_1_pos.i [2024-07-22 16:27:30,628 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-22 16:27:30,629 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-22 16:27:30,629 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-22 16:27:30,666 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-07-22 16:27:30,709 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 16:27:30,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-22 16:27:30,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-22 16:27:30,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-07-22 16:27:30,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-07-22 16:27:30,744 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-22 16:27:30,755 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-22 16:27:30,762 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a105fe3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-22 16:27:30,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-07-22 16:27:30,893 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-22 16:27:30,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 16:27:30,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1761267762, now seen corresponding path program 1 times [2024-07-22 16:27:30,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 16:27:30,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153579730] [2024-07-22 16:27:30,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 16:27:30,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 16:27:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 16:27:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 16:27:31,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 16:27:31,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153579730] [2024-07-22 16:27:31,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153579730] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 16:27:31,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 16:27:31,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-22 16:27:31,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788948014] [2024-07-22 16:27:31,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 16:27:31,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-22 16:27:31,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 16:27:31,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-22 16:27:31,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-22 16:27:31,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 16:27:31,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 16:27:31,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-22 16:27:31,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 16:27:31,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 16:27:31,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-22 16:27:31,227 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT === [ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-22 16:27:31,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-22 16:27:31,228 INFO L85 PathProgramCache]: Analyzing trace with hash -309463823, now seen corresponding path program 1 times [2024-07-22 16:27:31,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-22 16:27:31,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819978049] [2024-07-22 16:27:31,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-22 16:27:31,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-22 16:27:31,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-22 16:27:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-22 16:27:31,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-22 16:27:31,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819978049] [2024-07-22 16:27:31,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819978049] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-22 16:27:31,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-22 16:27:31,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-22 16:27:31,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415756065] [2024-07-22 16:27:31,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-22 16:27:31,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-22 16:27:31,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-22 16:27:31,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-22 16:27:31,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-22 16:27:31,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-22 16:27:31,294 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-22 16:27:31,294 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 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) [2024-07-22 16:27:31,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-22 16:27:31,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-22 16:27:31,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 16:27:31,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-22 16:27:31,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONWITNESS_INVARIANT (1 of 2 remaining) [2024-07-22 16:27:31,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-07-22 16:27:31,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-22 16:27:31,337 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2024-07-22 16:27:31,339 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-22 16:27:31,339 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-22 16:27:31,341 INFO L507 ceAbstractionStarter]: Automizer considered 1 witness invariants [2024-07-22 16:27:31,341 INFO L508 ceAbstractionStarter]: WitnessConsidered=1 [2024-07-22 16:27:31,342 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 04:27:31 BasicIcfg [2024-07-22 16:27:31,342 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-22 16:27:31,343 INFO L158 Benchmark]: Toolchain (without parser) took 1720.33ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 99.6MB in the beginning and 75.7MB in the end (delta: 23.9MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,343 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 16:27:31,343 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-22 16:27:31,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.02ms. Allocated memory is still 130.0MB. Free memory was 99.1MB in the beginning and 82.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.34ms. Allocated memory is still 130.0MB. Free memory was 82.3MB in the beginning and 80.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,344 INFO L158 Benchmark]: Boogie Preprocessor took 14.51ms. Allocated memory is still 130.0MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,345 INFO L158 Benchmark]: RCFGBuilder took 479.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 78.8MB in the beginning and 120.6MB in the end (delta: -41.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,345 INFO L158 Benchmark]: TraceAbstraction took 732.56ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 75.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-07-22 16:27:31,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 102.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.02ms. Allocated memory is still 130.0MB. Free memory was 99.1MB in the beginning and 82.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.34ms. Allocated memory is still 130.0MB. Free memory was 82.3MB in the beginning and 80.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 14.51ms. Allocated memory is still 130.0MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.85ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 78.8MB in the beginning and 120.6MB in the end (delta: -41.7MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * TraceAbstraction took 732.56ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 75.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 1, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 116, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 116, independent: 101, independent conditional: 0, independent unconditional: 101, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 55, independent conditional: 0, independent unconditional: 55, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 157, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 116, unknown conditional: 0, unknown unconditional: 116] , Statistics on independence cache: Total cache size (in pairs): 116, Positive cache size: 106, Positive conditional cache size: 0, Positive unconditional cache size: 106, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 31, Number of trivial persistent sets: 31, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 116, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 156, independent: 145, independent conditional: 39, independent unconditional: 106, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 1, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 157, independent: 145, independent conditional: 0, independent unconditional: 145, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 116, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 116, independent: 101, independent conditional: 0, independent unconditional: 101, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 5, independent conditional: 0, independent unconditional: 5, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 89, independent: 55, independent conditional: 0, independent unconditional: 55, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 157, independent: 39, independent conditional: 0, independent unconditional: 39, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 116, unknown conditional: 0, unknown unconditional: 116] , Statistics on independence cache: Total cache size (in pairs): 116, Positive cache size: 106, Positive conditional cache size: 0, Positive unconditional cache size: 106, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 1, Independence queries for same thread: 0 - PositiveResult [Line: 698]: invariant of correctness witness holds For all program executions holds that invariant of correctness witness holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 42 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 51 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-22 16:27:31,380 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 [2024-07-22 16:27:31,588 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