[INFO] fetching crate webmanifest 1.1.1...
[INFO] checking webmanifest-1.1.1 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate webmanifest 1.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate webmanifest 1.1.1 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b193d7d2a737f227431d4ccf25a1a0a7e70e0514565d6639703bf4dc7a8f5f95
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b193d7d2a737f227431d4ccf25a1a0a7e70e0514565d6639703bf4dc7a8f5f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b193d7d2a737f227431d4ccf25a1a0a7e70e0514565d6639703bf4dc7a8f5f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b193d7d2a737f227431d4ccf25a1a0a7e70e0514565d6639703bf4dc7a8f5f95", kill_on_drop: false }`
[INFO] [stdout] b193d7d2a737f227431d4ccf25a1a0a7e70e0514565d6639703bf4dc7a8f5f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 493b8ad7cfe2f81ecd24e74c6152cfe12ca1c8eb09ad6d9362b7d9c59ebb93cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "493b8ad7cfe2f81ecd24e74c6152cfe12ca1c8eb09ad6d9362b7d9c59ebb93cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.126
[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:54:21
[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:54:21
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[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" "493b8ad7cfe2f81ecd24e74c6152cfe12ca1c8eb09ad6d9362b7d9c59ebb93cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493b8ad7cfe2f81ecd24e74c6152cfe12ca1c8eb09ad6d9362b7d9c59ebb93cc", kill_on_drop: false }`
[INFO] [stdout] 493b8ad7cfe2f81ecd24e74c6152cfe12ca1c8eb09ad6d9362b7d9c59ebb93cc