[INFO] fetching crate RustyEmitter 2.2.0...
[INFO] checking RustyEmitter-2.2.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate RustyEmitter 2.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate RustyEmitter 2.2.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate RustyEmitter 2.2.0
[INFO] finished tweaking crates.io crate RustyEmitter 2.2.0
[INFO] tweaked toml for crates.io crate RustyEmitter 2.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: unused manifest key: rust
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a24f85bbf1fc2d24b771d8e28dac0c096e627f332f162e42b4c572169b86d219
[INFO] running `Command { std: "docker" "start" "-a" "a24f85bbf1fc2d24b771d8e28dac0c096e627f332f162e42b4c572169b86d219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a24f85bbf1fc2d24b771d8e28dac0c096e627f332f162e42b4c572169b86d219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24f85bbf1fc2d24b771d8e28dac0c096e627f332f162e42b4c572169b86d219", kill_on_drop: false }`
[INFO] [stdout] a24f85bbf1fc2d24b771d8e28dac0c096e627f332f162e42b4c572169b86d219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2e68bd372f43e4b0102ab22fe970ef02ba82f7cd7153ba88fb1b7a50b9bb71
[INFO] running `Command { std: "docker" "start" "-a" "8d2e68bd372f43e4b0102ab22fe970ef02ba82f7cd7153ba88fb1b7a50b9bb71", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]     Checking RustyEmitter v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustyEmitter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rusty_emitter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/../src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/emitter.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/../src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> tests/../src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "8d2e68bd372f43e4b0102ab22fe970ef02ba82f7cd7153ba88fb1b7a50b9bb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2e68bd372f43e4b0102ab22fe970ef02ba82f7cd7153ba88fb1b7a50b9bb71", kill_on_drop: false }`
[INFO] [stdout] 8d2e68bd372f43e4b0102ab22fe970ef02ba82f7cd7153ba88fb1b7a50b9bb71
[INFO] checking RustyEmitter-2.2.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate RustyEmitter 2.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate RustyEmitter 2.2.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate RustyEmitter 2.2.0
[INFO] finished tweaking crates.io crate RustyEmitter 2.2.0
[INFO] tweaked toml for crates.io crate RustyEmitter 2.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: unused manifest key: rust
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 008b316a97ca2a3923ff06fc016c21a77e143b5ea67e7746f421b539a33ab37f
[INFO] running `Command { std: "docker" "start" "-a" "008b316a97ca2a3923ff06fc016c21a77e143b5ea67e7746f421b539a33ab37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "008b316a97ca2a3923ff06fc016c21a77e143b5ea67e7746f421b539a33ab37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "008b316a97ca2a3923ff06fc016c21a77e143b5ea67e7746f421b539a33ab37f", kill_on_drop: false }`
[INFO] [stdout] 008b316a97ca2a3923ff06fc016c21a77e143b5ea67e7746f421b539a33ab37f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8a55c749d0195f8d5d359ce8ce02291f19700721d65277b3f37be144e99fdf4
[INFO] running `Command { std: "docker" "start" "-a" "d8a55c749d0195f8d5d359ce8ce02291f19700721d65277b3f37be144e99fdf4", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]     Checking RustyEmitter v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustyEmitter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rusty_emitter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/../src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |       _ => {;}
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> tests/emitter.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> tests/../src/lib.rs:5:40
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) 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]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type EventCallback<'callback, T> = dyn FnMut(& mut EventData<T>) -> () + 'callback;
[INFO] [stdout]   |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `EventData` should have a snake case name
[INFO] [stdout]   --> tests/../src/lib.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |   fn emit(&mut self, event_name: String, EventData: & mut EventData<T>);
[INFO] [stdout]    |                                          ^^^^^^^^^ help: convert the identifier to snake case: `event_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "d8a55c749d0195f8d5d359ce8ce02291f19700721d65277b3f37be144e99fdf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a55c749d0195f8d5d359ce8ce02291f19700721d65277b3f37be144e99fdf4", kill_on_drop: false }`
[INFO] [stdout] d8a55c749d0195f8d5d359ce8ce02291f19700721d65277b3f37be144e99fdf4
