[INFO] cloning repository https://github.com/rs-embedded/fdtdump
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rs-embedded/fdtdump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frs-embedded%2Ffdtdump", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frs-embedded%2Ffdtdump'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60a57439d326df4c85d9786a0f39d707edb4570b
[INFO] testing rs-embedded/fdtdump against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frs-embedded%2Ffdtdump" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rs-embedded/fdtdump on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rs-embedded/fdtdump
[INFO] finished tweaking git repo https://github.com/rs-embedded/fdtdump
[INFO] tweaked toml for git repo https://github.com/rs-embedded/fdtdump written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rs-embedded/fdtdump already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a11d62b573a77179e91a0144d83b5a00281226f9305ba025bc5464077265d93
[INFO] running `Command { std: "docker" "start" "-a" "3a11d62b573a77179e91a0144d83b5a00281226f9305ba025bc5464077265d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a11d62b573a77179e91a0144d83b5a00281226f9305ba025bc5464077265d93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a11d62b573a77179e91a0144d83b5a00281226f9305ba025bc5464077265d93", kill_on_drop: false }`
[INFO] [stdout] 3a11d62b573a77179e91a0144d83b5a00281226f9305ba025bc5464077265d93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ab4a638d5888dce5fe8c49e75fcad0ffe3c225995c07f69235b757cdacf3141
[INFO] running `Command { std: "docker" "start" "-a" "9ab4a638d5888dce5fe8c49e75fcad0ffe3c225995c07f69235b757cdacf3141", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling endian-type-rs v0.1.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling fdt-rs v0.4.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/fdt-rs-0.4.1/src/lib.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(RUSTC_IS_NIGHTLY, feature(external_doc))]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[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 `fdt-rs` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9ab4a638d5888dce5fe8c49e75fcad0ffe3c225995c07f69235b757cdacf3141", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab4a638d5888dce5fe8c49e75fcad0ffe3c225995c07f69235b757cdacf3141", kill_on_drop: false }`
[INFO] [stdout] 9ab4a638d5888dce5fe8c49e75fcad0ffe3c225995c07f69235b757cdacf3141