[INFO] fetching crate traitor 0.0.0...
[INFO] testing traitor-0.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate traitor 0.0.0 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate traitor 0.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate traitor 0.0.0
[INFO] finished tweaking crates.io crate traitor 0.0.0
[INFO] tweaked toml for crates.io crate traitor 0.0.0 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded memmap v0.6.2
[INFO] [stderr]   Downloaded dynasmrt v0.2.3
[INFO] [stderr]   Downloaded traitor-derive v0.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0d550c528505d47d4c636c04f78b58b9d44e3673ed69dc20b4524e028be6a63
[INFO] running `Command { std: "docker" "start" "-a" "f0d550c528505d47d4c636c04f78b58b9d44e3673ed69dc20b4524e028be6a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0d550c528505d47d4c636c04f78b58b9d44e3673ed69dc20b4524e028be6a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d550c528505d47d4c636c04f78b58b9d44e3673ed69dc20b4524e028be6a63", kill_on_drop: false }`
[INFO] [stdout] f0d550c528505d47d4c636c04f78b58b9d44e3673ed69dc20b4524e028be6a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37768b8ff7af7d3110bbdb391a5f87a9d49c951f1a9f898319737a68d1ea8ddd
[INFO] running `Command { std: "docker" "start" "-a" "37768b8ff7af7d3110bbdb391a5f87a9d49c951f1a9f898319737a68d1ea8ddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling dynasmrt v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling traitor-derive v0.0.0
[INFO] [stderr]    Compiling traitor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:37
[INFO] [stdout]    |
[INFO] [stdout] 97 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]    |                                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 -     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout] 97 +     shadows: typed_arena::Arena<Box<dyn Whatever>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:62
[INFO] [stdout]    |
[INFO] [stdout] 61 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]    |                                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout] 61 +     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, dyn Debug> for crate::details::VTableInfo {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 -             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout] 158 +             let shadow: Box<dyn Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 -             let shadow: &mut Box<Whatever> = self
[INFO] [stdout] 161 +             let shadow: &mut Box<dyn Whatever> = self
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<dyn Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:71
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<dyn Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:56
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 -             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout] 166 +             let shadow_ptr = shadow.as_ref() as *const dyn Whatever as *const B::Shadow;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "37768b8ff7af7d3110bbdb391a5f87a9d49c951f1a9f898319737a68d1ea8ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37768b8ff7af7d3110bbdb391a5f87a9d49c951f1a9f898319737a68d1ea8ddd", kill_on_drop: false }`
[INFO] [stdout] 37768b8ff7af7d3110bbdb391a5f87a9d49c951f1a9f898319737a68d1ea8ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a51c5bb417f3680e6472ddabb99ee54e96fc70c4aa48bdc61ea8126018cfdb7c
[INFO] running `Command { std: "docker" "start" "-a" "a51c5bb417f3680e6472ddabb99ee54e96fc70c4aa48bdc61ea8126018cfdb7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitor v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:37
[INFO] [stdout]    |
[INFO] [stdout] 97 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]    |                                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 -     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout] 97 +     shadows: typed_arena::Arena<Box<dyn Whatever>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:62
[INFO] [stdout]    |
[INFO] [stdout] 61 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]    |                                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout] 61 +     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, dyn Debug> for crate::details::VTableInfo {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 -             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout] 158 +             let shadow: Box<dyn Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 -             let shadow: &mut Box<Whatever> = self
[INFO] [stdout] 161 +             let shadow: &mut Box<dyn Whatever> = self
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<dyn Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:71
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<dyn Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:56
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 -             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout] 166 +             let shadow_ptr = shadow.as_ref() as *const dyn Whatever as *const B::Shadow;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/box_drop.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Annotated {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 - trait Annotated {
[INFO] [stdout] 6 + trait dyn Annotated {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | trait Colored {
[INFO] [stdout]    |       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - trait Colored {
[INFO] [stdout] 13 + trait dyn Colored {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 74 - fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stdout] 74 + fn extract_data_ptr(colored: &dyn Colored) -> *const () {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/box_drop.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 34 -     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stdout] 34 +     let bound: Box<dyn Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> tests/box_drop.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hello<'data>(data: &'data ValueWithDrop, meta: &'data Metadata) -> &'static str {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meta`
[INFO] [stdout]   --> tests/box_drop.rs:13:49
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn hello<'data>(data: &'data ValueWithDrop, meta: &'data Metadata) -> &'static str {
[INFO] [stdout]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:77:36
[INFO] [stdout]    |
[INFO] [stdout] 77 |     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stdout]    |                                    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 77 -     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stdout] 77 +     unsafe { *(&colored as *const &dyn Colored as *const *const ()) }
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stdout]    |                     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 -     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stdout] 57 +     let red_hello: &dyn Colored = red_binder.bind(&data);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 -     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stdout] 58 +     let green_hello: &dyn Colored = green_binder.bind(&data);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/colored_string.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 59 -     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stdout] 59 +     let blue_hello: &dyn Colored = blue_binder.bind(&data);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private trait `Annotated` in public interface (error E0445)
[INFO] [stdout]  --> tests/box_drop.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[traitor::shadow]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout]   = note: this warning originates in the attribute macro `traitor::shadow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bind_Annotated_box` should have a snake case name
[INFO] [stdout]  --> tests/box_drop.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | trait Annotated {
[INFO] [stdout]   |       ^^^^^^^^^ help: convert the identifier to snake case: `bind_annotated_box`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:37
[INFO] [stdout]    |
[INFO] [stdout] 97 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout]    |                                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 -     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stdout] 97 +     shadows: typed_arena::Arena<Box<dyn Whatever>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:61:62
[INFO] [stdout]    |
[INFO] [stdout] 61 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout]    |                                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stdout] 61 +     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, dyn Debug> for crate::details::VTableInfo {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private trait `Colored` in public interface (error E0445)
[INFO] [stdout]   --> tests/colored_string.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[traitor::shadow]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout]    = note: this warning originates in the attribute macro `traitor::shadow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:158:29
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 158 -             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout] 158 +             let shadow: Box<dyn Whatever> = Box::new(binder.into_shadow());
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:161:34
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let shadow: &mut Box<Whatever> = self
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 -             let shadow: &mut Box<Whatever> = self
[INFO] [stdout] 161 +             let shadow: &mut Box<dyn Whatever> = self
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<dyn Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:163:71
[INFO] [stdout]     |
[INFO] [stdout] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout]     |                                                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stdout] 163 +                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<dyn Whatever>>(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:166:56
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout]     |                                                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 166 -             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stdout] 166 +             let shadow_ptr = shadow.as_ref() as *const dyn Whatever as *const B::Shadow;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bind_Colored_box` should have a snake case name
[INFO] [stdout]   --> tests/colored_string.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | trait Colored {
[INFO] [stdout]    |       ^^^^^^^ help: convert the identifier to snake case: `bind_colored_box`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a51c5bb417f3680e6472ddabb99ee54e96fc70c4aa48bdc61ea8126018cfdb7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51c5bb417f3680e6472ddabb99ee54e96fc70c4aa48bdc61ea8126018cfdb7c", kill_on_drop: false }`
[INFO] [stdout] a51c5bb417f3680e6472ddabb99ee54e96fc70c4aa48bdc61ea8126018cfdb7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b12f2b60211d4aa56ab4e690911122e36db5f3d75b6f2d2b546d417c713cce71
[INFO] running `Command { std: "docker" "start" "-a" "b12f2b60211d4aa56ab4e690911122e36db5f3d75b6f2d2b546d417c713cce71", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:97:37
[INFO] [stderr]    |
[INFO] [stderr] 97 |     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stderr]    |                                     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 97 -     shadows: typed_arena::Arena<Box<Whatever>>,
[INFO] [stderr] 97 +     shadows: typed_arena::Arena<Box<dyn Whatever>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:61:62
[INFO] [stderr]    |
[INFO] [stderr] 61 |     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 61 -     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, Debug> for crate::details::VTableInfo {
[INFO] [stderr] 61 +     unsafe impl<T: Debug> crate::details::VTableInfoTrait<T, dyn Debug> for crate::details::VTableInfo {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:158:29
[INFO] [stderr]     |
[INFO] [stderr] 158 |             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stderr]     |                             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 158 -             let shadow: Box<Whatever> = Box::new(binder.into_shadow());
[INFO] [stderr] 158 +             let shadow: Box<dyn Whatever> = Box::new(binder.into_shadow());
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:161:34
[INFO] [stderr]     |
[INFO] [stderr] 161 |             let shadow: &mut Box<Whatever> = self
[INFO] [stderr]     |                                  ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 161 -             let shadow: &mut Box<Whatever> = self
[INFO] [stderr] 161 +             let shadow: &mut Box<dyn Whatever> = self
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:50
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr] 163 +                 .alloc(std::mem::transmute::<Box<dyn Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:163:71
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr]     |                                                                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 163 -                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<Whatever>>(
[INFO] [stderr] 163 +                 .alloc(std::mem::transmute::<Box<Whatever + 'sc>, Box<dyn Whatever>>(
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:166:56
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stderr]     |                                                        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 166 -             let shadow_ptr = shadow.as_ref() as *const Whatever as *const B::Shadow;
[INFO] [stderr] 166 +             let shadow_ptr = shadow.as_ref() as *const dyn Whatever as *const B::Shadow;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `traitor` (lib) generated 7 warnings
[INFO] [stderr] warning: `traitor` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | trait Colored {
[INFO] [stderr]    |       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 - trait Colored {
[INFO] [stderr] 13 + trait dyn Colored {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:74:31
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 74 - fn extract_data_ptr(colored: &Colored) -> *const () {
[INFO] [stderr] 74 + fn extract_data_ptr(colored: &dyn Colored) -> *const () {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:77:36
[INFO] [stderr]    |
[INFO] [stderr] 77 |     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stderr]    |                                    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 77 -     unsafe { *(&colored as *const &Colored as *const *const ()) }
[INFO] [stderr] 77 +     unsafe { *(&colored as *const &dyn Colored as *const *const ()) }
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:57:21
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stderr]    |                     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 57 -     let red_hello: &Colored = red_binder.bind(&data);
[INFO] [stderr] 57 +     let red_hello: &dyn Colored = red_binder.bind(&data);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 58 -     let green_hello: &Colored = green_binder.bind(&data);
[INFO] [stderr] 58 +     let green_hello: &dyn Colored = green_binder.bind(&data);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/colored_string.rs:59:22
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stderr]    |                      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 59 -     let blue_hello: &Colored = blue_binder.bind(&data);
[INFO] [stderr] 59 +     let blue_hello: &dyn Colored = blue_binder.bind(&data);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: private trait `Colored` in public interface (error E0445)
[INFO] [stderr]   --> tests/colored_string.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[traitor::shadow]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr]    = note: this warning originates in the attribute macro `traitor::shadow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `bind_Colored_box` should have a snake case name
[INFO] [stderr]   --> tests/colored_string.rs:13:7
[INFO] [stderr]    |
[INFO] [stderr] 13 | trait Colored {
[INFO] [stderr]    |       ^^^^^^^ help: convert the identifier to snake case: `bind_colored_box`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/box_drop.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Annotated {
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 6 - trait Annotated {
[INFO] [stderr] 6 + trait dyn Annotated {
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/box_drop.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 34 -     let bound: Box<Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stderr] 34 +     let bound: Box<dyn Annotated> = bind_Annotated_box(Box::new(ValueWithDrop {}), binder);
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> tests/box_drop.rs:13:21
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn hello<'data>(data: &'data ValueWithDrop, meta: &'data Metadata) -> &'static str {
[INFO] [stderr]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `meta`
[INFO] [stderr]   --> tests/box_drop.rs:13:49
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn hello<'data>(data: &'data ValueWithDrop, meta: &'data Metadata) -> &'static str {
[INFO] [stderr]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_meta`
[INFO] [stderr] 
[INFO] [stderr] warning: private trait `Annotated` in public interface (error E0445)
[INFO] [stderr]  --> tests/box_drop.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[traitor::shadow]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr]   = note: this warning originates in the attribute macro `traitor::shadow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function `bind_Annotated_box` should have a snake case name
[INFO] [stderr]  --> tests/box_drop.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 | trait Annotated {
[INFO] [stderr]   |       ^^^^^^^^^ help: convert the identifier to snake case: `bind_annotated_box`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `traitor` (test "colored_string") generated 8 warnings
[INFO] [stderr] warning: `traitor` (test "box_drop") generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/traitor-1f1fc6017c61042d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/box_drop.rs (/opt/rustwide/target/debug/deps/box_drop-ee41f5d0530a06cf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/colored_string.rs (/opt/rustwide/target/debug/deps/colored_string-96f9c2f4a9727a95)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests traitor
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b12f2b60211d4aa56ab4e690911122e36db5f3d75b6f2d2b546d417c713cce71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b12f2b60211d4aa56ab4e690911122e36db5f3d75b6f2d2b546d417c713cce71", kill_on_drop: false }`
[INFO] [stdout] b12f2b60211d4aa56ab4e690911122e36db5f3d75b6f2d2b546d417c713cce71