[INFO] fetching crate zju-jw-parser 0.1.5...
[INFO] testing zju-jw-parser-0.1.5 against 1.60.0 for beta-1.61-1
[INFO] extracting crate zju-jw-parser 0.1.5 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate zju-jw-parser 0.1.5 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zju-jw-parser 0.1.5
[INFO] finished tweaking crates.io crate zju-jw-parser 0.1.5
[INFO] tweaked toml for crates.io crate zju-jw-parser 0.1.5 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futf v0.1.5
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.7
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[INFO] [stderr]   Downloaded unhtml v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b8aed71529e81115255f963a1fb3592bc50798a581994089dd3891eefa4c202
[INFO] running `Command { std: "docker" "start" "-a" "6b8aed71529e81115255f963a1fb3592bc50798a581994089dd3891eefa4c202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b8aed71529e81115255f963a1fb3592bc50798a581994089dd3891eefa4c202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8aed71529e81115255f963a1fb3592bc50798a581994089dd3891eefa4c202", kill_on_drop: false }`
[INFO] [stdout] 6b8aed71529e81115255f963a1fb3592bc50798a581994089dd3891eefa4c202
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cce9c675b9a7080ae7678aa4d11c3076b656286246b9c5f8059207233e5a22fe
[INFO] running `Command { std: "docker" "start" "-a" "cce9c675b9a7080ae7678aa4d11c3076b656286246b9c5f8059207233e5a22fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling memchr v2.4.1
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[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
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[INFO] [stderr]    Compiling maybe-uninit v2.0.0
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[INFO] [stderr]    Compiling ryu v1.0.9
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling zju-jw-parser v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `zju-jw-parser` due to 2 previous errors
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[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 E0557`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cce9c675b9a7080ae7678aa4d11c3076b656286246b9c5f8059207233e5a22fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce9c675b9a7080ae7678aa4d11c3076b656286246b9c5f8059207233e5a22fe", kill_on_drop: false }`
[INFO] [stdout] cce9c675b9a7080ae7678aa4d11c3076b656286246b9c5f8059207233e5a22fe