[INFO] fetching crate admiral-types 0.1.0...
[INFO] testing admiral-types-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate admiral-types 0.1.0 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate admiral-types 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate admiral-types 0.1.0
[INFO] finished tweaking crates.io crate admiral-types 0.1.0
[INFO] tweaked toml for crates.io crate admiral-types 0.1.0 written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f210b36501e91d6b5ca0bb2c8dbcf91167a865273e59158f47904a4f8e0e1f26
[INFO] running `Command { std: "docker" "start" "-a" "f210b36501e91d6b5ca0bb2c8dbcf91167a865273e59158f47904a4f8e0e1f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f210b36501e91d6b5ca0bb2c8dbcf91167a865273e59158f47904a4f8e0e1f26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f210b36501e91d6b5ca0bb2c8dbcf91167a865273e59158f47904a4f8e0e1f26", kill_on_drop: false }`
[INFO] [stdout] f210b36501e91d6b5ca0bb2c8dbcf91167a865273e59158f47904a4f8e0e1f26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dbe3a28fa94c01dbd01d9f25e7b44728a6d962f5fdc5444afd7245288d825d9
[INFO] running `Command { std: "docker" "start" "-a" "4dbe3a28fa94c01dbd01d9f25e7b44728a6d962f5fdc5444afd7245288d825d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rustc-test v0.3.1
[INFO] [stderr]    Compiling admiral-types v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::Args`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::Args;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `admiral-types` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4dbe3a28fa94c01dbd01d9f25e7b44728a6d962f5fdc5444afd7245288d825d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbe3a28fa94c01dbd01d9f25e7b44728a6d962f5fdc5444afd7245288d825d9", kill_on_drop: false }`
[INFO] [stdout] 4dbe3a28fa94c01dbd01d9f25e7b44728a6d962f5fdc5444afd7245288d825d9