[INFO] updating cached repository krdln/mlpretty
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/krdln/mlpretty
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/krdln/mlpretty" "work/ex/beta-1.37-6/sources/1.36.0/gh/krdln/mlpretty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/krdln/mlpretty'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/krdln/mlpretty" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a5ffaa71d276d2fa9ab0de98b4715277b8a87e6a
[INFO] sha for GitHub repo krdln/mlpretty: a5ffaa71d276d2fa9ab0de98b4715277b8a87e6a
[INFO] validating manifest of krdln/mlpretty on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of krdln/mlpretty on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing krdln/mlpretty
[INFO] finished frobbing krdln/mlpretty
[INFO] frobbed toml for krdln/mlpretty written to work/ex/beta-1.37-6/sources/1.36.0/gh/krdln/mlpretty/Cargo.toml
[INFO] started frobbing krdln/mlpretty
[INFO] finished frobbing krdln/mlpretty
[INFO] frobbed toml for krdln/mlpretty written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty/Cargo.toml
[INFO] crate krdln/mlpretty already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/krdln/mlpretty/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing krdln/mlpretty against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] e0e4b2eba1b2f5e97e336ae66c3d240aeb031bf91e0160fe0c6898a454f4f35c
[INFO] running `"docker" "start" "-a" "e0e4b2eba1b2f5e97e336ae66c3d240aeb031bf91e0160fe0c6898a454f4f35c"`
[INFO] [stderr]    Compiling mlpretty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn do_it(reader: &mut BufRead) {
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/charpeek.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let tru_len = line.trim_right().len();
[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 2.91s
[INFO] running `"docker" "inspect" "e0e4b2eba1b2f5e97e336ae66c3d240aeb031bf91e0160fe0c6898a454f4f35c"`
[INFO] running `"docker" "rm" "-f" "e0e4b2eba1b2f5e97e336ae66c3d240aeb031bf91e0160fe0c6898a454f4f35c"`
[INFO] [stdout] e0e4b2eba1b2f5e97e336ae66c3d240aeb031bf91e0160fe0c6898a454f4f35c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 48910ba872cf759e56c81ae9c5e6fa91c55741bf507e0a3a99e07ce8e32335a4
[INFO] running `"docker" "start" "-a" "48910ba872cf759e56c81ae9c5e6fa91c55741bf507e0a3a99e07ce8e32335a4"`
[INFO] [stderr]    Compiling mlpretty v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn do_it(reader: &mut BufRead) {
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/charpeek.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let tru_len = line.trim_right().len();
[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 1.07s
[INFO] running `"docker" "inspect" "48910ba872cf759e56c81ae9c5e6fa91c55741bf507e0a3a99e07ce8e32335a4"`
[INFO] running `"docker" "rm" "-f" "48910ba872cf759e56c81ae9c5e6fa91c55741bf507e0a3a99e07ce8e32335a4"`
[INFO] [stdout] 48910ba872cf759e56c81ae9c5e6fa91c55741bf507e0a3a99e07ce8e32335a4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/krdln/mlpretty:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5147d08a5faeb937cee4a7db728d91670a7917abfa585996b4fa40c9f0a2e7e5
[INFO] running `"docker" "start" "-a" "5147d08a5faeb937cee4a7db728d91670a7917abfa585996b4fa40c9f0a2e7e5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mlpretty-07c39768d4debe5b
[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] running `"docker" "inspect" "5147d08a5faeb937cee4a7db728d91670a7917abfa585996b4fa40c9f0a2e7e5"`
[INFO] running `"docker" "rm" "-f" "5147d08a5faeb937cee4a7db728d91670a7917abfa585996b4fa40c9f0a2e7e5"`
[INFO] [stdout] 5147d08a5faeb937cee4a7db728d91670a7917abfa585996b4fa40c9f0a2e7e5