[INFO] fetching crate terminal_graphics 0.1.5...
[INFO] checking terminal_graphics-0.1.5 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate terminal_graphics 0.1.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate terminal_graphics 0.1.5 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate terminal_graphics 0.1.5
[INFO] finished tweaking crates.io crate terminal_graphics 0.1.5
[INFO] tweaked toml for crates.io crate terminal_graphics 0.1.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec542959ab49de7c74379851ff2b2bf45bf5dee682d00f99dd5cdb773d75aadd
[INFO] running `Command { std: "docker" "start" "-a" "ec542959ab49de7c74379851ff2b2bf45bf5dee682d00f99dd5cdb773d75aadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec542959ab49de7c74379851ff2b2bf45bf5dee682d00f99dd5cdb773d75aadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec542959ab49de7c74379851ff2b2bf45bf5dee682d00f99dd5cdb773d75aadd", kill_on_drop: false }`
[INFO] [stdout] ec542959ab49de7c74379851ff2b2bf45bf5dee682d00f99dd5cdb773d75aadd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2034660755ea81489adf1a5f29dc91954e7346d05c3e788443088e06582264fe
[INFO] running `Command { std: "docker" "start" "-a" "2034660755ea81489adf1a5f29dc91954e7346d05c3e788443088e06582264fe", kill_on_drop: false }`
[INFO] [stderr]     Checking terminal_graphics v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     content: Option<&'a mut Graphic>,
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Graphic`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |         graphic: &'a mut Graphic,
[INFO] [stdout]    |                          ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:62:52
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn set_content(&mut self, graphic: &'a mut Graphic) {
[INFO] [stdout]    |                                                    ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     graphics: HashMap<String, Box<Graphic>>,
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:72:58
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn add_named(&mut self, name: &str, graphic: Box<Graphic>) {
[INFO] [stdout]    |                                                          ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:77:68
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn get_mut_named(&mut self, name: &str) -> Option<&mut Box<Graphic>> {
[INFO] [stdout]    |                                                                    ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:82:56
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_named(&self, name: &str) -> Option<&Box<Graphic>> {
[INFO] [stdout]    |                                                        ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     content: Option<&'a mut Graphic>,
[INFO] [stdout]    |                             ^^^^^^^ help: use `dyn`: `dyn Graphic`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:41:26
[INFO] [stdout]    |
[INFO] [stdout] 41 |         graphic: &'a mut Graphic,
[INFO] [stdout]    |                          ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/container.rs:62:52
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn set_content(&mut self, graphic: &'a mut Graphic) {
[INFO] [stdout]    |                                                    ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 |     graphics: HashMap<String, Box<Graphic>>,
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:72:58
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn add_named(&mut self, name: &str, graphic: Box<Graphic>) {
[INFO] [stdout]    |                                                          ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:77:68
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn get_mut_named(&mut self, name: &str) -> Option<&mut Box<Graphic>> {
[INFO] [stdout]    |                                                                    ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/graphics/mod.rs:82:56
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_named(&self, name: &str) -> Option<&Box<Graphic>> {
[INFO] [stdout]    |                                                        ^^^^^^^ help: use `dyn`: `dyn Graphic`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/display/display.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             for mut pixel in pixels {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/display/display.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             for mut pixel in pixels {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "2034660755ea81489adf1a5f29dc91954e7346d05c3e788443088e06582264fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2034660755ea81489adf1a5f29dc91954e7346d05c3e788443088e06582264fe", kill_on_drop: false }`
[INFO] [stdout] 2034660755ea81489adf1a5f29dc91954e7346d05c3e788443088e06582264fe