[INFO] fetching crate piston-editor 0.3.0...
[INFO] checking piston-editor-0.3.0 against try#77ee4623672f6bca3e33ba60b6479de48d44b1f9 for pr-99217
[INFO] extracting crate piston-editor 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate piston-editor 0.3.0 on toolchain 77ee4623672f6bca3e33ba60b6479de48d44b1f9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston-editor 0.3.0
[INFO] finished tweaking crates.io crate piston-editor 0.3.0
[INFO] tweaked toml for crates.io crate piston-editor 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9225c924a57eb0ce22f0bc4e0a4b2e09078e65a19ce885393f8a24d54f46d13
[INFO] running `Command { std: "docker" "start" "-a" "a9225c924a57eb0ce22f0bc4e0a4b2e09078e65a19ce885393f8a24d54f46d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9225c924a57eb0ce22f0bc4e0a4b2e09078e65a19ce885393f8a24d54f46d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9225c924a57eb0ce22f0bc4e0a4b2e09078e65a19ce885393f8a24d54f46d13", kill_on_drop: false }`
[INFO] [stdout] a9225c924a57eb0ce22f0bc4e0a4b2e09078e65a19ce885393f8a24d54f46d13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+77ee4623672f6bca3e33ba60b6479de48d44b1f9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ee7de7b35f582d391ad6298c49ddf204eb5497c035448a82476671f54aae28f
[INFO] running `Command { std: "docker" "start" "-a" "9ee7de7b35f582d391ad6298c49ddf204eb5497c035448a82476671f54aae28f", kill_on_drop: false }`
[INFO] [stderr]     Checking piston-editor v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     Ok(try!(items.get(obj.0).ok_or(())))
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 |     Ok(try!(items.get(obj.0).ok_or(())))
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:91:71
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &Any)
[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 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 91 - pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &Any)
[INFO] [stdout] 91 + pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &dyn Any)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:91:71
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &Any)
[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 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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 91 - pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &Any)
[INFO] [stdout] 91 + pub fn update<T: Any + Clone>(items: &mut Vec<T>, obj: Object, args: &dyn Any)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:108:60
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&Any, ()> {
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 - pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&Any, ()> {
[INFO] [stdout] 108 + pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&dyn Any, ()> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:108:60
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&Any, ()> {
[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] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 108 - pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&Any, ()> {
[INFO] [stdout] 108 + pub fn get<T: Any>(items: &Vec<T>, obj: Object) -> Result<&dyn Any, ()> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn insert(&mut self, ty: Type, args: &Any) -> Result<Object, ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 -     fn insert(&mut self, ty: Type, args: &Any) -> Result<Object, ()>;
[INFO] [stdout] 40 +     fn insert(&mut self, ty: Type, args: &dyn Any) -> Result<Object, ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn insert(&mut self, ty: Type, args: &Any) -> Result<Object, ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 40 -     fn insert(&mut self, ty: Type, args: &Any) -> Result<Object, ()>;
[INFO] [stdout] 40 +     fn insert(&mut self, ty: Type, args: &dyn Any) -> Result<Object, ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:56
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn update(&mut self, ty: Type, obj: Object, args: &Any) -> Result<(), ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn update(&mut self, ty: Type, obj: Object, args: &Any) -> Result<(), ()>;
[INFO] [stdout] 45 +     fn update(&mut self, ty: Type, obj: Object, args: &dyn Any) -> Result<(), ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:45:56
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn update(&mut self, ty: Type, obj: Object, args: &Any) -> Result<(), ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 -     fn update(&mut self, ty: Type, obj: Object, args: &Any) -> Result<(), ()>;
[INFO] [stdout] 45 +     fn update(&mut self, ty: Type, obj: Object, args: &dyn Any) -> Result<(), ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:63
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a Any, ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a Any, ()>;
[INFO] [stdout] 49 +     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a dyn Any, ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:63
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a Any, ()>;
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 -     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a Any, ()>;
[INFO] [stdout] 49 +     fn get<'a>(&'a self, ty: Type, obj: Object) -> Result<&'a dyn Any, ()>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "9ee7de7b35f582d391ad6298c49ddf204eb5497c035448a82476671f54aae28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee7de7b35f582d391ad6298c49ddf204eb5497c035448a82476671f54aae28f", kill_on_drop: false }`
[INFO] [stdout] 9ee7de7b35f582d391ad6298c49ddf204eb5497c035448a82476671f54aae28f