[INFO] cloning repository https://github.com/sendevman/gconstractrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sendevman/gconstractrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendevman%2Fgconstractrs", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d81a1f2fc85460714c3f9cc5a48bb4f347a00c4
[INFO] checking sendevman/gconstractrs against master#568b11762723b001bfa693d0f21c5dad01d4e813 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsendevman%2Fgconstractrs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr]     Checking axone-logic-bindings v6.0.0 (/opt/rustwide/workdir/packages/axone-logic-bindings)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> packages/axone-logic-bindings/src/term_parser.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(slice: &'a [u8]) -> Parser<'_> {
[INFO] [stdout]    |                        --                 ^^ the same lifetime is elided here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     pub fn new(slice: &'a [u8]) -> Parser<'_> {
[INFO] [stdout] 17 +     pub fn new(slice: &'a [u8]) -> Parser<'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> packages/axone-logic-bindings/src/term_parser.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(slice: &'a [u8]) -> Parser<'_> {
[INFO] [stdout]    |                        --                 ^^ the same lifetime is elided here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 17 -     pub fn new(slice: &'a [u8]) -> Parser<'_> {
[INFO] [stdout] 17 +     pub fn new(slice: &'a [u8]) -> Parser<'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking cw-multi-test v2.1.1
[INFO] [stderr]     Checking axone-cognitarium v6.0.0 (/opt/rustwide/workdir/contracts/axone-cognitarium)
[INFO] [stderr]     Checking axone-objectarium v6.0.0 (/opt/rustwide/workdir/contracts/axone-objectarium)
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[INFO] [stderr]     Checking axone-law-stone v6.0.0 (/opt/rustwide/workdir/contracts/axone-law-stone)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-law-stone/src/helper.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |         .exactly_one()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-law-stone/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-law-stone/src/helper.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |         .exactly_one()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-law-stone/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-law-stone/src/helper.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |         .exactly_one()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-law-stone/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-law-stone/src/helper.rs:72:10
[INFO] [stdout]    |
[INFO] [stdout] 72 |         .exactly_one()
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-law-stone/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 39 |     ) -> StdResult<SelectResults<'_>> {
[INFO] [stdout]    |                                  ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     ) -> StdResult<SelectResults<'_>> {
[INFO] [stdout] 39 +     ) -> StdResult<SelectResults<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 66 |     ) -> StdResult<ResolvedAtomIterator<'_>> {
[INFO] [stdout]    |                                         ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 66 -     ) -> StdResult<ResolvedAtomIterator<'_>> {
[INFO] [stdout] 66 +     ) -> StdResult<ResolvedAtomIterator<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 82 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 85 |     ) -> ResolvedTripleIterator<'_> {
[INFO] [stdout]    |                                 ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 85 -     ) -> ResolvedTripleIterator<'_> {
[INFO] [stdout] 85 +     ) -> ResolvedTripleIterator<'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> contracts/axone-cognitarium/src/querier/engine.rs:109:78
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'_> {
[INFO] [stdout]     |                       -- the lifetime is named here                          ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 -     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'_> {
[INFO] [stdout] 109 +     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 39 |     ) -> StdResult<SelectResults<'_>> {
[INFO] [stdout]    |                                  ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     ) -> StdResult<SelectResults<'_>> {
[INFO] [stdout] 39 +     ) -> StdResult<SelectResults<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 66 |     ) -> StdResult<ResolvedAtomIterator<'_>> {
[INFO] [stdout]    |                                         ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 66 -     ) -> StdResult<ResolvedAtomIterator<'_>> {
[INFO] [stdout] 66 +     ) -> StdResult<ResolvedAtomIterator<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> contracts/axone-cognitarium/src/querier/engine.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 82 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] ...
[INFO] [stdout] 85 |     ) -> ResolvedTripleIterator<'_> {
[INFO] [stdout]    |                                 ^^ the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 85 -     ) -> ResolvedTripleIterator<'_> {
[INFO] [stdout] 85 +     ) -> ResolvedTripleIterator<'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> contracts/axone-cognitarium/src/querier/engine.rs:109:78
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'_> {
[INFO] [stdout]     |                       -- the lifetime is named here                          ^^ the same lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 -     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'_> {
[INFO] [stdout] 109 +     pub fn eval_plan(&'a self, plan: QueryPlan) -> ResolvedVariablesIterator<'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking axone-cognitarium-client v6.0.0 (/opt/rustwide/workdir/packages/axone-cognitarium-client)
[INFO] [stderr]     Checking axone-dataverse v6.0.0 (/opt/rustwide/workdir/contracts/axone-dataverse)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:140:14
[INFO] [stdout]     |
[INFO] [stdout] 140 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:196:14
[INFO] [stdout]     |
[INFO] [stdout] 196 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:222:14
[INFO] [stdout]     |
[INFO] [stdout] 222 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:266:14
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/credential/vc.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |             .exactly_one()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:156:14
[INFO] [stdout]     |
[INFO] [stdout] 156 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:240:30
[INFO] [stdout]     |
[INFO] [stdout] 240 | ...                   .exactly_one()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:140:14
[INFO] [stdout]     |
[INFO] [stdout] 140 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:169:14
[INFO] [stdout]     |
[INFO] [stdout] 169 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:196:14
[INFO] [stdout]     |
[INFO] [stdout] 196 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:222:14
[INFO] [stdout]     |
[INFO] [stdout] 222 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:266:14
[INFO] [stdout]     |
[INFO] [stdout] 266 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/proof.rs:478:14
[INFO] [stdout]     |
[INFO] [stdout] 478 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/registrar/credential.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |             .exactly_one()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/registrar/credential.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |         vc.claims.iter().exactly_one().map_err(|_| {
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/credential/vc.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |             .exactly_one()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:134:14
[INFO] [stdout]     |
[INFO] [stdout] 134 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:156:14
[INFO] [stdout]     |
[INFO] [stdout] 156 |             .exactly_one()
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> contracts/axone-dataverse/src/credential/vc.rs:240:30
[INFO] [stdout]     |
[INFO] [stdout] 240 | ...                   .exactly_one()
[INFO] [stdout]     |                        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]    --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + #![feature(exact_length_collection)]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/registrar/credential.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 |             .exactly_one()
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> contracts/axone-dataverse/src/registrar/credential.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |         vc.claims.iter().exactly_one().map_err(|_| {
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::exactly_one(...)` to keep using the current method
[INFO] [stdout] help: add `#![feature(exact_length_collection)]` to the crate attributes to enable `std::iter::Iterator::exactly_one`
[INFO] [stdout]   --> contracts/axone-dataverse/src/lib.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(exact_length_collection)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "c74241081afae59f940834f361b282ce3d60ac626f71811d6bf3a3e3d2d47e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74241081afae59f940834f361b282ce3d60ac626f71811d6bf3a3e3d2d47e77", kill_on_drop: false }`
[INFO] [stdout] c74241081afae59f940834f361b282ce3d60ac626f71811d6bf3a3e3d2d47e77
