[INFO] updating cached repository aulisius/catnip.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aulisius/catnip.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aulisius/catnip.rs" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/aulisius/catnip.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/aulisius/catnip.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aulisius/catnip.rs" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/aulisius/catnip.rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/aulisius/catnip.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a4e36b1df878847b8412467b0d315d4aa6b2dd3
[INFO] sha for GitHub repo aulisius/catnip.rs: 2a4e36b1df878847b8412467b0d315d4aa6b2dd3
[INFO] validating manifest of aulisius/catnip.rs on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aulisius/catnip.rs on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aulisius/catnip.rs
[INFO] finished frobbing aulisius/catnip.rs
[INFO] frobbed toml for aulisius/catnip.rs written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/aulisius/catnip.rs/Cargo.toml
[INFO] started frobbing aulisius/catnip.rs
[INFO] finished frobbing aulisius/catnip.rs
[INFO] frobbed toml for aulisius/catnip.rs written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/aulisius/catnip.rs/Cargo.toml
[INFO] crate aulisius/catnip.rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aulisius/catnip.rs against try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-5/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/aulisius/catnip.rs:/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=forbid" "-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" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8b07385005b97dc3201a110cced3a0ee6aee41e1398b2c4b924fc60a664d6b8e
[INFO] running `"docker" "start" "-a" "8b07385005b97dc3201a110cced3a0ee6aee41e1398b2c4b924fc60a664d6b8e"`
[INFO] [stderr]     Checking serde v1.0.0
[INFO] [stderr]     Checking clap v2.23.3
[INFO] [stderr]     Checking simplelog v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.0
[INFO] [stderr]     Checking toml v0.4.0
[INFO] [stderr]     Checking catnip v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `read_dir`
[INFO] [stderr]  --> src/blog.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::{create_dir, read_dir, File};
[INFO] [stderr]   |                           ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `read_dir`
[INFO] [stderr]  --> src/blog.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::{create_dir, read_dir, File};
[INFO] [stderr]   |                           ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.07s
[INFO] running `"docker" "inspect" "8b07385005b97dc3201a110cced3a0ee6aee41e1398b2c4b924fc60a664d6b8e"`
[INFO] running `"docker" "rm" "-f" "8b07385005b97dc3201a110cced3a0ee6aee41e1398b2c4b924fc60a664d6b8e"`
[INFO] [stdout] 8b07385005b97dc3201a110cced3a0ee6aee41e1398b2c4b924fc60a664d6b8e