[INFO] updating cached repository Dylan-DPC/leather
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Dylan-DPC/leather
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Dylan-DPC/leather" "work/ex/beta-1.38-1/sources/1.37.0/gh/Dylan-DPC/leather"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Dylan-DPC/leather'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Dylan-DPC/leather" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dylan-DPC/leather"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dylan-DPC/leather'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3530aa8cfc7060e66ba03662c4969fd9d4db9ae0
[INFO] sha for GitHub repo Dylan-DPC/leather: 3530aa8cfc7060e66ba03662c4969fd9d4db9ae0
[INFO] validating manifest of Dylan-DPC/leather 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 Dylan-DPC/leather 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 Dylan-DPC/leather
[INFO] finished frobbing Dylan-DPC/leather
[INFO] frobbed toml for Dylan-DPC/leather written to work/ex/beta-1.38-1/sources/1.37.0/gh/Dylan-DPC/leather/Cargo.toml
[INFO] started frobbing Dylan-DPC/leather
[INFO] finished frobbing Dylan-DPC/leather
[INFO] frobbed toml for Dylan-DPC/leather written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dylan-DPC/leather/Cargo.toml
[INFO] crate Dylan-DPC/leather already has a lockfile, it will not be regenerated
[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 Dylan-DPC/leather against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Dylan-DPC/leather:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f6ee5c1777ffa9a65659ad267718d5003c6274dc8d3897c8b598f102fe32dcbd
[INFO] running `"docker" "start" "-a" "f6ee5c1777ffa9a65659ad267718d5003c6274dc8d3897c8b598f102fe32dcbd"`
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling serde v1.0.42
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]    Compiling atty v0.2.9
[INFO] [stderr]    Compiling termios v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling interactor v0.1.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling env_logger v0.5.9
[INFO] [stderr]    Compiling structopt-derive v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.42
[INFO] [stderr]    Compiling backtrace v0.3.6
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling structopt v0.2.7
[INFO] [stderr]    Compiling quicli v0.2.0
[INFO] [stderr]    Compiling leather v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `interactor::*`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use interactor::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_args` found for type `Leather` in the current scope
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 8  |   struct Leather {
[INFO] [stderr]    |   -------------- function or associated item `from_args` not found for this
[INFO] [stderr] ...
[INFO] [stderr] 12 | / main!(|args: Leather| {
[INFO] [stderr] 13 | |
[INFO] [stderr] 14 | | });
[INFO] [stderr]    | |___^ function or associated item not found in `Leather`
[INFO] [stderr]    |
[INFO] [stderr]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stderr]    = note: the following trait defines an item `from_args`, perhaps you need to implement it:
[INFO] [stderr]            candidate #1: `quicli::prelude::StructOpt`
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quicli::prelude`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use quicli::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `leather`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f6ee5c1777ffa9a65659ad267718d5003c6274dc8d3897c8b598f102fe32dcbd"`
[INFO] running `"docker" "rm" "-f" "f6ee5c1777ffa9a65659ad267718d5003c6274dc8d3897c8b598f102fe32dcbd"`
[INFO] [stdout] f6ee5c1777ffa9a65659ad267718d5003c6274dc8d3897c8b598f102fe32dcbd