[INFO] fetching crate web-extensions 0.1.0...
[INFO] checking web-extensions-0.1.0 against master#ab37a83ae2c829b8597bdcda8244964ebc60b495 for pr-99943
[INFO] extracting crate web-extensions 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate web-extensions 0.1.0 on toolchain ab37a83ae2c829b8597bdcda8244964ebc60b495
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web-extensions 0.1.0
[INFO] finished tweaking crates.io crate web-extensions 0.1.0
[INFO] tweaked toml for crates.io crate web-extensions 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.30
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]   Downloaded web-extensions-sys v0.1.0
[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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47605d79c5c7ad6ca865fb9d04e6f53c1fcbffb4170ec98d209b60e9ddf3cb17
[INFO] running `Command { std: "docker" "start" "-a" "47605d79c5c7ad6ca865fb9d04e6f53c1fcbffb4170ec98d209b60e9ddf3cb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47605d79c5c7ad6ca865fb9d04e6f53c1fcbffb4170ec98d209b60e9ddf3cb17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47605d79c5c7ad6ca865fb9d04e6f53c1fcbffb4170ec98d209b60e9ddf3cb17", kill_on_drop: false }`
[INFO] [stdout] 47605d79c5c7ad6ca865fb9d04e6f53c1fcbffb4170ec98d209b60e9ddf3cb17
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+ab37a83ae2c829b8597bdcda8244964ebc60b495" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e6dbe6e2ebc6228029b2ee1f7f508c071e74233c799a28e94e443b94b134526
[INFO] running `Command { std: "docker" "start" "-a" "9e6dbe6e2ebc6228029b2ee1f7f508c071e74233c799a28e94e443b94b134526", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling bumpalo v3.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.80
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.80
[INFO] [stderr]     Checking js-sys v0.3.57
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.30
[INFO] [stderr]     Checking web-extensions-sys v0.1.0
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.30
[INFO] [stderr]     Checking web-extensions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/contextual_identities.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/contextual_identities.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/tabs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/tabs.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/contextual_identities.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/contextual_identities.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/tabs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/tabs.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.80s
[INFO] running `Command { std: "docker" "inspect" "9e6dbe6e2ebc6228029b2ee1f7f508c071e74233c799a28e94e443b94b134526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e6dbe6e2ebc6228029b2ee1f7f508c071e74233c799a28e94e443b94b134526", kill_on_drop: false }`
[INFO] [stdout] 9e6dbe6e2ebc6228029b2ee1f7f508c071e74233c799a28e94e443b94b134526