[INFO] updating cached repository cdouglass/morse-practice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cdouglass/morse-practice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cdouglass/morse-practice" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/cdouglass/morse-practice"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/cdouglass/morse-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cdouglass/morse-practice" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/cdouglass/morse-practice"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/cdouglass/morse-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d9c32e9f1391fc62e7e773bde29064435efa732
[INFO] sha for GitHub repo cdouglass/morse-practice: 1d9c32e9f1391fc62e7e773bde29064435efa732
[INFO] validating manifest of cdouglass/morse-practice on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cdouglass/morse-practice on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cdouglass/morse-practice
[INFO] finished frobbing cdouglass/morse-practice
[INFO] frobbed toml for cdouglass/morse-practice written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/cdouglass/morse-practice/Cargo.toml
[INFO] started frobbing cdouglass/morse-practice
[INFO] finished frobbing cdouglass/morse-practice
[INFO] frobbed toml for cdouglass/morse-practice written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/cdouglass/morse-practice/Cargo.toml
[INFO] crate cdouglass/morse-practice already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cdouglass/morse-practice against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-5/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/cdouglass/morse-practice:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d928470e08dc49d06f7c8c76b3d3b962bc5ea7b42d6fbe1a7658fa90220e24b4
[INFO] running `"docker" "start" "-a" "d928470e08dc49d06f7c8c76b3d3b962bc5ea7b42d6fbe1a7658fa90220e24b4"`
[INFO] [stderr]     Checking serde v1.0.29
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.29
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking morse v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.10s
[INFO] running `"docker" "inspect" "d928470e08dc49d06f7c8c76b3d3b962bc5ea7b42d6fbe1a7658fa90220e24b4"`
[INFO] running `"docker" "rm" "-f" "d928470e08dc49d06f7c8c76b3d3b962bc5ea7b42d6fbe1a7658fa90220e24b4"`
[INFO] [stdout] d928470e08dc49d06f7c8c76b3d3b962bc5ea7b42d6fbe1a7658fa90220e24b4