[INFO] fetching crate derbyjson 0.0.3...
[INFO] testing derbyjson-0.0.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate derbyjson 0.0.3 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate derbyjson 0.0.3 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 derbyjson 0.0.3
[INFO] finished tweaking crates.io crate derbyjson 0.0.3
[INFO] tweaked toml for crates.io crate derbyjson 0.0.3 written to /workspace/builds/worker-106/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 6043e12e1fbbef12b67e23ab59fbfb284420ee35c3370c7afa67df9be634bf70
[INFO] running `Command { std: "docker" "start" "-a" "6043e12e1fbbef12b67e23ab59fbfb284420ee35c3370c7afa67df9be634bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6043e12e1fbbef12b67e23ab59fbfb284420ee35c3370c7afa67df9be634bf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6043e12e1fbbef12b67e23ab59fbfb284420ee35c3370c7afa67df9be634bf70", kill_on_drop: false }`
[INFO] [stdout] 6043e12e1fbbef12b67e23ab59fbfb284420ee35c3370c7afa67df9be634bf70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 34c9404c5751e5e5e8762be5748659c9c611d0775771831985ef039bfecf040d
[INFO] running `Command { std: "docker" "start" "-a" "34c9404c5751e5e5e8762be5748659c9c611d0775771831985ef039bfecf040d", kill_on_drop: false }`
[INFO] [stderr]    Compiling derbyjson v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![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] [stderr] error: could not compile `derbyjson` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "34c9404c5751e5e5e8762be5748659c9c611d0775771831985ef039bfecf040d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c9404c5751e5e5e8762be5748659c9c611d0775771831985ef039bfecf040d", kill_on_drop: false }`
[INFO] [stdout] 34c9404c5751e5e5e8762be5748659c9c611d0775771831985ef039bfecf040d