[INFO] crate fe 1.0.3 is already in cache
[INFO] extracting crate fe 1.0.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/fe/1.0.3
[INFO] extracting crate fe 1.0.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fe/1.0.3
[INFO] validating manifest of fe-1.0.3 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fe-1.0.3 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fe-1.0.3
[INFO] finished frobbing fe-1.0.3
[INFO] frobbed toml for fe-1.0.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fe/1.0.3/Cargo.toml
[INFO] started frobbing fe-1.0.3
[INFO] finished frobbing fe-1.0.3
[INFO] frobbed toml for fe-1.0.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fe/1.0.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fe-1.0.3 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fe/1.0.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 84a9839615161ae66891a0947ef2da5a2451ad84402ccd0687ba962c21d97282
[INFO] running `"docker" "start" "-a" "84a9839615161ae66891a0947ef2da5a2451ad84402ccd0687ba962c21d97282"`
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling term-painter v0.2.4
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling fe v1.0.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0201]: duplicate definitions with name `mode`:
[INFO] [stderr]   --> src/fileinfo.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 76 | /     fn mode(metadata: &fs::Metadata) -> mode_t {
[INFO] [stderr] 77 | |         use std::os::linux::fs::MetadataExt;
[INFO] [stderr] 78 | |         metadata.st_mode()
[INFO] [stderr] 79 | |     }
[INFO] [stderr]    | |_____- previous definition of `mode` here
[INFO] [stderr] ...
[INFO] [stderr] 82 | /     fn mode(metadata: &fs::Metadata) -> mode_t {
[INFO] [stderr] 83 | |         use std::os::unix::fs::MetadataExt;
[INFO] [stderr] 84 | |         metadata.mode()
[INFO] [stderr] 85 | |     }
[INFO] [stderr]    | |_____^ duplicate definition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0201`.
[INFO] [stderr] error: Could not compile `fe`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "84a9839615161ae66891a0947ef2da5a2451ad84402ccd0687ba962c21d97282"`
[INFO] running `"docker" "rm" "-f" "84a9839615161ae66891a0947ef2da5a2451ad84402ccd0687ba962c21d97282"`
[INFO] [stdout] 84a9839615161ae66891a0947ef2da5a2451ad84402ccd0687ba962c21d97282