[INFO] fetching crate webmanifest 1.1.1...
[INFO] checking webmanifest-1.1.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate webmanifest 1.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate webmanifest 1.1.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webmanifest 1.1.1
[INFO] finished tweaking crates.io crate webmanifest 1.1.1
[INFO] tweaked toml for crates.io crate webmanifest 1.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84651d3021267b1a6bbebbfd7362a3648690916bf04333490ee31f899f7a538a
[INFO] running `Command { std: "docker" "start" "-a" "84651d3021267b1a6bbebbfd7362a3648690916bf04333490ee31f899f7a538a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84651d3021267b1a6bbebbfd7362a3648690916bf04333490ee31f899f7a538a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84651d3021267b1a6bbebbfd7362a3648690916bf04333490ee31f899f7a538a", kill_on_drop: false }`
[INFO] [stdout] 84651d3021267b1a6bbebbfd7362a3648690916bf04333490ee31f899f7a538a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e0c77da5afab3213a76e73ed07580951f67956f2bc4cba70bee9a13ef638bf1
[INFO] running `Command { std: "docker" "start" "-a" "7e0c77da5afab3213a76e73ed07580951f67956f2bc4cba70bee9a13ef638bf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking webmanifest v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/icon.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let icon_type = mime_guess::guess_mime_type(&src).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/icon.rs:54:33
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let icon_type = mime_guess::guess_mime_type(&src).to_string();
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:24
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `webmanifest` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7e0c77da5afab3213a76e73ed07580951f67956f2bc4cba70bee9a13ef638bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0c77da5afab3213a76e73ed07580951f67956f2bc4cba70bee9a13ef638bf1", kill_on_drop: false }`
[INFO] [stdout] 7e0c77da5afab3213a76e73ed07580951f67956f2bc4cba70bee9a13ef638bf1