[INFO] crate supercow 0.1.0 is already in cache
[INFO] extracting crate supercow 0.1.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/supercow/0.1.0
[INFO] extracting crate supercow 0.1.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/supercow/0.1.0
[INFO] validating manifest of supercow-0.1.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of supercow-0.1.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing supercow-0.1.0
[INFO] finished frobbing supercow-0.1.0
[INFO] frobbed toml for supercow-0.1.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/supercow/0.1.0/Cargo.toml
[INFO] started frobbing supercow-0.1.0
[INFO] finished frobbing supercow-0.1.0
[INFO] frobbed toml for supercow-0.1.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/supercow/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking supercow-0.1.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/supercow/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2a2046e40719511712f36e61f32774a224e4a4ba6a0c41f06c24dc20b1edaf22
[INFO] running `"docker" "start" "-a" "2a2046e40719511712f36e61f32774a224e4a4ba6a0c41f06c24dc20b1edaf22"`
[INFO] [stderr]     Checking supercow v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:886:63
[INFO] [stderr]     |
[INFO] [stderr] 886 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a>;
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:898:63
[INFO] [stderr]     |
[INFO] [stderr] 898 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:911:37
[INFO] [stderr]     |
[INFO] [stderr] 911 |           for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:917:53
[INFO] [stderr]     |
[INFO] [stderr] 917 |           impl<'a> $clone for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:925:37
[INFO] [stderr]     |
[INFO] [stderr] 925 |           for Box<$feature_name<'a> + 'a>
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:886:63
[INFO] [stderr]     |
[INFO] [stderr] 886 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a>;
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:898:63
[INFO] [stderr]     |
[INFO] [stderr] 898 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:911:37
[INFO] [stderr]     |
[INFO] [stderr] 911 |           for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:917:53
[INFO] [stderr]     |
[INFO] [stderr] 917 |           impl<'a> $clone for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:925:37
[INFO] [stderr]     |
[INFO] [stderr] 925 |           for Box<$feature_name<'a> + 'a>
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:985:18
[INFO] [stderr]     |
[INFO] [stderr] 985 |              Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:995:37
[INFO] [stderr]     |
[INFO] [stderr] 995 |                        SHARED = Box<DefaultFeatures<'static> + 'static>> =
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1003:18
[INFO] [stderr]      |
[INFO] [stderr] 1003 |              Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1004:39
[INFO] [stderr]      |
[INFO] [stderr] 1004 |              InlineStorage<OWNED, Box<NonSyncFeatures<'static> + 'static>>>;
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1022:34
[INFO] [stderr]      |
[INFO] [stderr] 1022 |                     SHARED = Box<DefaultFeatures<'static> + 'static>,
[INFO] [stderr]      |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1102:34
[INFO] [stderr]      |
[INFO] [stderr] 1102 |                     SHARED = Box<DefaultFeatures<'static> + 'static>,
[INFO] [stderr]      |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1108:41
[INFO] [stderr]      |
[INFO] [stderr] 1108 |     Phantomcow<'a, OWNED, BORROWED, Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1113:40
[INFO] [stderr]      |
[INFO] [stderr] 1113 |                           SHARED = Box<DefaultFeatures<'static> + 'static>> =
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1118:41
[INFO] [stderr]      |
[INFO] [stderr] 1118 |     Phantomcow<'a, OWNED, BORROWED, Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1119:39
[INFO] [stderr]      |
[INFO] [stderr] 1119 |              InlineStorage<OWNED, Box<NonSyncFeatures<'static> + 'static>>>;
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:886:63
[INFO] [stderr]     |
[INFO] [stderr] 886 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a>;
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:898:63
[INFO] [stderr]     |
[INFO] [stderr] 898 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:911:37
[INFO] [stderr]     |
[INFO] [stderr] 911 |           for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:917:53
[INFO] [stderr]     |
[INFO] [stderr] 917 |           impl<'a> $clone for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:925:37
[INFO] [stderr]     |
[INFO] [stderr] 925 |           for Box<$feature_name<'a> + 'a>
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 949 | / supercow_features!(
[INFO] [stderr] 950 | |     /// The default shared reference type for `Supercow`.
[INFO] [stderr] 951 | |     ///
[INFO] [stderr] 952 | |     /// This requires the shared reference type to be `Clone`, `Send`, and
[INFO] [stderr] ...   |
[INFO] [stderr] 957 | |     /// See also `NonSyncFeatures`.
[INFO] [stderr] 958 | |     pub trait DefaultFeatures: Clone, TwoStepShared(TwoStepArc), Send, Sync);
[INFO] [stderr]     | |_____________________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:886:63
[INFO] [stderr]     |
[INFO] [stderr] 886 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a>;
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:898:63
[INFO] [stderr]     |
[INFO] [stderr] 898 |               fn $clone_boxed(&self) -> Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                                 ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:911:37
[INFO] [stderr]     |
[INFO] [stderr] 911 |           for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:917:53
[INFO] [stderr]     |
[INFO] [stderr] 917 |           impl<'a> $clone for Box<$feature_name<'a> + 'a> {
[INFO] [stderr]     |                                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:925:37
[INFO] [stderr]     |
[INFO] [stderr] 925 |           for Box<$feature_name<'a> + 'a>
[INFO] [stderr]     |                                       ^^ help: use `dyn`: `dyn 'a`
[INFO] [stderr] ...
[INFO] [stderr] 959 | / supercow_features!(
[INFO] [stderr] 960 | |     /// The shared reference type for `NonSyncSupercow`.
[INFO] [stderr] 961 | |     ///
[INFO] [stderr] 962 | |     /// Unlike `DefaultFeatures`, this only requires the shared reference type
[INFO] [stderr] 963 | |     /// to be `Clone`, thus permitting `Rc`.
[INFO] [stderr] 964 | |     pub trait NonSyncFeatures: Clone, TwoStepShared(TwoStepRc));
[INFO] [stderr]     | |________________________________________________________________- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:985:18
[INFO] [stderr]     |
[INFO] [stderr] 985 |              Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:995:37
[INFO] [stderr]     |
[INFO] [stderr] 995 |                        SHARED = Box<DefaultFeatures<'static> + 'static>> =
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1003:18
[INFO] [stderr]      |
[INFO] [stderr] 1003 |              Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1004:39
[INFO] [stderr]      |
[INFO] [stderr] 1004 |              InlineStorage<OWNED, Box<NonSyncFeatures<'static> + 'static>>>;
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1022:34
[INFO] [stderr]      |
[INFO] [stderr] 1022 |                     SHARED = Box<DefaultFeatures<'static> + 'static>,
[INFO] [stderr]      |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1102:34
[INFO] [stderr]      |
[INFO] [stderr] 1102 |                     SHARED = Box<DefaultFeatures<'static> + 'static>,
[INFO] [stderr]      |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1108:41
[INFO] [stderr]      |
[INFO] [stderr] 1108 |     Phantomcow<'a, OWNED, BORROWED, Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1113:40
[INFO] [stderr]      |
[INFO] [stderr] 1113 |                           SHARED = Box<DefaultFeatures<'static> + 'static>> =
[INFO] [stderr]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DefaultFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1118:41
[INFO] [stderr]      |
[INFO] [stderr] 1118 |     Phantomcow<'a, OWNED, BORROWED, Box<NonSyncFeatures<'static> + 'static>,
[INFO] [stderr]      |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1119:39
[INFO] [stderr]      |
[INFO] [stderr] 1119 |              InlineStorage<OWNED, Box<NonSyncFeatures<'static> + 'static>>>;
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NonSyncFeatures<'static> + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "2a2046e40719511712f36e61f32774a224e4a4ba6a0c41f06c24dc20b1edaf22"`
[INFO] running `"docker" "rm" "-f" "2a2046e40719511712f36e61f32774a224e4a4ba6a0c41f06c24dc20b1edaf22"`
[INFO] [stdout] 2a2046e40719511712f36e61f32774a224e4a4ba6a0c41f06c24dc20b1edaf22