[INFO] fetching crate neo-babylon 0.2.0...
[INFO] checking neo-babylon-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate neo-babylon 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate neo-babylon 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neo-babylon 0.2.0
[INFO] finished tweaking crates.io crate neo-babylon 0.2.0
[INFO] tweaked toml for crates.io crate neo-babylon 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impl_ops v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82f5a055b53fc8e3c5acfbbdc65474002489cff77684832d727c42c7dd0a668c
[INFO] running `Command { std: "docker" "start" "-a" "82f5a055b53fc8e3c5acfbbdc65474002489cff77684832d727c42c7dd0a668c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82f5a055b53fc8e3c5acfbbdc65474002489cff77684832d727c42c7dd0a668c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f5a055b53fc8e3c5acfbbdc65474002489cff77684832d727c42c7dd0a668c", kill_on_drop: false }`
[INFO] [stdout] 82f5a055b53fc8e3c5acfbbdc65474002489cff77684832d727c42c7dd0a668c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e98aef8a65eceb181e6fff972b66b48071b5bad9415df5763179e38cb37aaf6
[INFO] running `Command { std: "docker" "start" "-a" "3e98aef8a65eceb181e6fff972b66b48071b5bad9415df5763179e38cb37aaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking wasm-bindgen v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking neo-babylon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/api.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     JsCast,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `JsCast` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsValue` is imported redundantly
[INFO] [stdout]  --> src/lights.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::JsValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 | use crate::{prelude::*, get_set_jsvalue};
[INFO] [stdout]   |             ---------- the item `JsValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Reflect` is imported redundantly
[INFO] [stdout]  --> src/lights.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use js_sys::Reflect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |
[INFO] [stdout] 5 | use crate::{prelude::*, get_set_jsvalue};
[INFO] [stdout]   |             ---------- the item `Reflect` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsCast` is imported redundantly
[INFO] [stdout]  --> src/api.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     JsCast,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 9 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `JsCast` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `JsValue` is imported redundantly
[INFO] [stdout]  --> src/lights.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_bindgen::JsValue;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 | use crate::{prelude::*, get_set_jsvalue};
[INFO] [stdout]   |             ---------- the item `JsValue` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Reflect` is imported redundantly
[INFO] [stdout]  --> src/lights.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use js_sys::Reflect;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |
[INFO] [stdout] 5 | use crate::{prelude::*, get_set_jsvalue};
[INFO] [stdout]   |             ---------- the item `Reflect` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.90s
[INFO] running `Command { std: "docker" "inspect" "3e98aef8a65eceb181e6fff972b66b48071b5bad9415df5763179e38cb37aaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e98aef8a65eceb181e6fff972b66b48071b5bad9415df5763179e38cb37aaf6", kill_on_drop: false }`
[INFO] [stdout] 3e98aef8a65eceb181e6fff972b66b48071b5bad9415df5763179e38cb37aaf6