[INFO] cloning repository https://github.com/alexcrichton/wasm-sodium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/wasm-sodium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-sodium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-sodium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16f1fe9d65571f05c66718a3122e13ef6dc1e45b
[INFO] checking alexcrichton/wasm-sodium against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-sodium" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexcrichton/wasm-sodium on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexcrichton/wasm-sodium
[INFO] finished tweaking git repo https://github.com/alexcrichton/wasm-sodium
[INFO] tweaked toml for git repo https://github.com/alexcrichton/wasm-sodium written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/alexcrichton/wasm-sodium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27bff9cb75cf7b9f8095683f4e3f4aab5c74828adacac6066cd0c119b7c1493b
[INFO] running `Command { std: "docker" "start" "-a" "27bff9cb75cf7b9f8095683f4e3f4aab5c74828adacac6066cd0c119b7c1493b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27bff9cb75cf7b9f8095683f4e3f4aab5c74828adacac6066cd0c119b7c1493b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27bff9cb75cf7b9f8095683f4e3f4aab5c74828adacac6066cd0c119b7c1493b", kill_on_drop: false }`
[INFO] [stdout] 27bff9cb75cf7b9f8095683f4e3f4aab5c74828adacac6066cd0c119b7c1493b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a224b15ae65e9bf5e46f6daad07e5906ec7328d81bdf03f5e4d6dcc989d62f76
[INFO] running `Command { std: "docker" "start" "-a" "a224b15ae65e9bf5e46f6daad07e5906ec7328d81bdf03f5e4d6dcc989d62f76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.10 (https://github.com/alexcrichton/wasm-bindgen#dd76707e)
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling libsodium-sys v0.0.16 (https://github.com/alexcrichton/sodiumoxide?branch=wasm32#25ef6762)
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]     Checking sodiumoxide v0.0.16 (https://github.com/alexcrichton/sodiumoxide?branch=wasm32#25ef6762)
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.59
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.10 (https://github.com/alexcrichton/wasm-bindgen#dd76707e)
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.10 (https://github.com/alexcrichton/wasm-bindgen#dd76707e)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/wasm-bindgen-aa905f4284ca7fbe/dd76707/crates/macro/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen-macro` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a224b15ae65e9bf5e46f6daad07e5906ec7328d81bdf03f5e4d6dcc989d62f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a224b15ae65e9bf5e46f6daad07e5906ec7328d81bdf03f5e4d6dcc989d62f76", kill_on_drop: false }`
[INFO] [stdout] a224b15ae65e9bf5e46f6daad07e5906ec7328d81bdf03f5e4d6dcc989d62f76
