[INFO] updating cached repository clouddra/roman_ordinals
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/clouddra/roman_ordinals
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/clouddra/roman_ordinals" "work/ex/beta-1.38-1/sources/1.37.0/gh/clouddra/roman_ordinals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/clouddra/roman_ordinals'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/clouddra/roman_ordinals" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/clouddra/roman_ordinals"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/clouddra/roman_ordinals'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 720bbe66e11edd9fd560c99f34dc1509bae6d37d
[INFO] sha for GitHub repo clouddra/roman_ordinals: 720bbe66e11edd9fd560c99f34dc1509bae6d37d
[INFO] validating manifest of clouddra/roman_ordinals 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 clouddra/roman_ordinals 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 clouddra/roman_ordinals
[INFO] finished frobbing clouddra/roman_ordinals
[INFO] frobbed toml for clouddra/roman_ordinals written to work/ex/beta-1.38-1/sources/1.37.0/gh/clouddra/roman_ordinals/Cargo.toml
[INFO] started frobbing clouddra/roman_ordinals
[INFO] finished frobbing clouddra/roman_ordinals
[INFO] frobbed toml for clouddra/roman_ordinals written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/clouddra/roman_ordinals/Cargo.toml
[INFO] crate clouddra/roman_ordinals 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 clouddra/roman_ordinals 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/clouddra/roman_ordinals:/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] 336ecef7a32d1774fdf82912fa56aa8e07478633e166ecd0acc2382e878b074d
[INFO] running `"docker" "start" "-a" "336ecef7a32d1774fdf82912fa56aa8e07478633e166ecd0acc2382e878b074d"`
[INFO] [stderr]    Compiling roman_ordinals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:80:61
[INFO] [stderr]    |
[INFO] [stderr] 80 |     io::stdin().read_line(&mut input).and_then(|_| Ok(input.trim_right().to_string()))
[INFO] [stderr]    |                                                             ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "336ecef7a32d1774fdf82912fa56aa8e07478633e166ecd0acc2382e878b074d"`
[INFO] running `"docker" "rm" "-f" "336ecef7a32d1774fdf82912fa56aa8e07478633e166ecd0acc2382e878b074d"`
[INFO] [stdout] 336ecef7a32d1774fdf82912fa56aa8e07478633e166ecd0acc2382e878b074d
[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/clouddra/roman_ordinals:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 58ff49263cc85b1aebd04c4d0acda794eb838f57168428466c4417f4f54e31ae
[INFO] running `"docker" "start" "-a" "58ff49263cc85b1aebd04c4d0acda794eb838f57168428466c4417f4f54e31ae"`
[INFO] [stderr]    Compiling roman_ordinals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:80:61
[INFO] [stderr]    |
[INFO] [stderr] 80 |     io::stdin().read_line(&mut input).and_then(|_| Ok(input.trim_right().to_string()))
[INFO] [stderr]    |                                                             ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "58ff49263cc85b1aebd04c4d0acda794eb838f57168428466c4417f4f54e31ae"`
[INFO] running `"docker" "rm" "-f" "58ff49263cc85b1aebd04c4d0acda794eb838f57168428466c4417f4f54e31ae"`
[INFO] [stdout] 58ff49263cc85b1aebd04c4d0acda794eb838f57168428466c4417f4f54e31ae
[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/clouddra/roman_ordinals:/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" "test" "--frozen"`
[INFO] [stdout] 3ebc0fa671a799be64c7f246abe8537829b1d3d8d49abf22cfa2b1b3ad269c10
[INFO] running `"docker" "start" "-a" "3ebc0fa671a799be64c7f246abe8537829b1d3d8d49abf22cfa2b1b3ad269c10"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roman_ordinals-9af17770555ea3b1
[INFO] running `"docker" "inspect" "3ebc0fa671a799be64c7f246abe8537829b1d3d8d49abf22cfa2b1b3ad269c10"`
[INFO] running `"docker" "rm" "-f" "3ebc0fa671a799be64c7f246abe8537829b1d3d8d49abf22cfa2b1b3ad269c10"`
[INFO] [stdout] 3ebc0fa671a799be64c7f246abe8537829b1d3d8d49abf22cfa2b1b3ad269c10