[INFO] fetching crate dominator2 0.5.26...
[INFO] checking dominator2-0.5.26 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate dominator2 0.5.26 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dominator2 0.5.26 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dominator2 0.5.26
[INFO] finished tweaking crates.io crate dominator2 0.5.26
[INFO] tweaked toml for crates.io crate dominator2 0.5.26 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gensym v0.1.1
[INFO] [stderr]   Downloaded futures-signals v0.3.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 005b1b0d381ebe01fc76fdb2ffeaad3a27a52479902d2acc165a6c6d3e9ad42f
[INFO] running `Command { std: "docker" "start" "-a" "005b1b0d381ebe01fc76fdb2ffeaad3a27a52479902d2acc165a6c6d3e9ad42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "005b1b0d381ebe01fc76fdb2ffeaad3a27a52479902d2acc165a6c6d3e9ad42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005b1b0d381ebe01fc76fdb2ffeaad3a27a52479902d2acc165a6c6d3e9ad42f", kill_on_drop: false }`
[INFO] [stdout] 005b1b0d381ebe01fc76fdb2ffeaad3a27a52479902d2acc165a6c6d3e9ad42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1fad789ac296c54490ea82d11e315fb983bddd44c12f6b71e06b517a723a8f7
[INFO] running `Command { std: "docker" "start" "-a" "d1fad789ac296c54490ea82d11e315fb983bddd44c12f6b71e06b517a723a8f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling gensym v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking futures-signals v0.3.33
[INFO] [stderr]     Checking dominator2 v0.5.26 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/bindings.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `JsCast` is already imported here
[INFO] [stdout] 3 | use wasm_bindgen::{intern, JsCast};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `std` is imported redundantly
[INFO] [stdout]  --> src/callbacks.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/dom.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `IntoIterator` is imported redundantly
[INFO] [stdout]  --> src/operations.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `IntoIterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/bindings.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ------------------------ the item `JsCast` is already imported here
[INFO] [stdout] 3 | use wasm_bindgen::{intern, JsCast};
[INFO] [stdout]   |                            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `std` is imported redundantly
[INFO] [stdout]  --> src/callbacks.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/dom.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `html` is imported redundantly
[INFO] [stdout]     --> src/dom.rs:1595:17
[INFO] [stdout]      |
[INFO] [stdout] 1595 |       use crate::{html, shadow_root, with_cfg, ShadowRootMode};
[INFO] [stdout]      |                   ^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/macros.rs:233:1
[INFO] [stdout]      |
[INFO] [stdout] 233  | / macro_rules! html {
[INFO] [stdout] 234  | |     ($($args:tt)+) => {
[INFO] [stdout] 235  | |         $crate::__internal_builder!($crate::__internal::HtmlElement, new_html, $($args)+)
[INFO] [stdout] 236  | |     };
[INFO] [stdout] 237  | | }
[INFO] [stdout]      | |_- the item `html` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `shadow_root` is imported redundantly
[INFO] [stdout]     --> src/dom.rs:1595:23
[INFO] [stdout]      |
[INFO] [stdout] 1595 |       use crate::{html, shadow_root, with_cfg, ShadowRootMode};
[INFO] [stdout]      |                         ^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/macros.rs:176:1
[INFO] [stdout]      |
[INFO] [stdout] 176  | / macro_rules! shadow_root {
[INFO] [stdout] 177  | |     ($this:ident, $mode:expr => { $($methods:tt)* }) => {{
[INFO] [stdout] 178  | |         let shadow = $crate::DomBuilder::__internal_shadow_root(&$this, $mode);
[INFO] [stdout] 179  | |         let shadow = $crate::apply_methods!(shadow, { $($methods)* });
[INFO] [stdout] 180  | |         $crate::DomBuilder::__internal_transfer_callbacks($this, shadow)
[INFO] [stdout] 181  | |     }};
[INFO] [stdout] 182  | | }
[INFO] [stdout]      | |_- the item `shadow_root` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `with_cfg` is imported redundantly
[INFO] [stdout]     --> src/dom.rs:1595:36
[INFO] [stdout]      |
[INFO] [stdout] 1595 |       use crate::{html, shadow_root, with_cfg, ShadowRootMode};
[INFO] [stdout]      |                                      ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/macros.rs:132:1
[INFO] [stdout]      |
[INFO] [stdout] 132  | / macro_rules! with_cfg {
[INFO] [stdout] 133  | |     ($this:ident, $cfg:meta, { $($methods:tt)* }) => {{
[INFO] [stdout] 134  | |         #[cfg($cfg)]
[INFO] [stdout] 135  | |         let this = $crate::apply_methods!($this, { $($methods)* });
[INFO] [stdout] ...    |
[INFO] [stdout] 141  | |     }};
[INFO] [stdout] 142  | | }
[INFO] [stdout]      | |_- the item `with_cfg` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `IntoIterator` is imported redundantly
[INFO] [stdout]  --> src/operations.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::IntoIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `IntoIterator` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]    --> src/animation.rs:625:28
[INFO] [stdout]     |
[INFO] [stdout] 625 | pub struct OnTimestampDiff(DiscardOnDrop<CancelableFutureHandle>);
[INFO] [stdout]     |            --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 625 | pub struct OnTimestampDiff(());
[INFO] [stdout]     |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dominator2` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]    --> src/animation.rs:625:28
[INFO] [stdout]     |
[INFO] [stdout] 625 | pub struct OnTimestampDiff(DiscardOnDrop<CancelableFutureHandle>);
[INFO] [stdout]     |            --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 625 | pub struct OnTimestampDiff(());
[INFO] [stdout]     |                            ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dominator2` (lib test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "d1fad789ac296c54490ea82d11e315fb983bddd44c12f6b71e06b517a723a8f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fad789ac296c54490ea82d11e315fb983bddd44c12f6b71e06b517a723a8f7", kill_on_drop: false }`
[INFO] [stdout] d1fad789ac296c54490ea82d11e315fb983bddd44c12f6b71e06b517a723a8f7
