[INFO] cloning repository noahrinehart/mangsh
[INFO] running `"git" "clone" "--bare" "git://github.com/noahrinehart/mangsh.git" "work/cache/sources/gh/noahrinehart/mangsh"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/noahrinehart/mangsh'...
[INFO] running `"git" "clone" "work/cache/sources/gh/noahrinehart/mangsh" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/noahrinehart/mangsh"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/noahrinehart/mangsh'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/noahrinehart/mangsh" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/noahrinehart/mangsh"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/noahrinehart/mangsh'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8acfe5e1e7c10f477f67f55c3af74593aa1e7fee
[INFO] sha for GitHub repo noahrinehart/mangsh: 8acfe5e1e7c10f477f67f55c3af74593aa1e7fee
[INFO] validating manifest of noahrinehart/mangsh on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of noahrinehart/mangsh on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing noahrinehart/mangsh
[INFO] finished frobbing noahrinehart/mangsh
[INFO] frobbed toml for noahrinehart/mangsh written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/noahrinehart/mangsh/Cargo.toml
[INFO] started frobbing noahrinehart/mangsh
[INFO] finished frobbing noahrinehart/mangsh
[INFO] frobbed toml for noahrinehart/mangsh written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/noahrinehart/mangsh/Cargo.toml
[INFO] crate noahrinehart/mangsh has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking noahrinehart/mangsh against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/noahrinehart/mangsh:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b8f6a14eb063a4153b29342812cbd85ba9001d15c53c411cf7b7f47779b3cee6
[INFO] running `"docker" "start" "-a" "b8f6a14eb063a4153b29342812cbd85ba9001d15c53c411cf7b7f47779b3cee6"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking bitflags v1.0.2
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking mangsh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/parser.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Ok(ForkResult::Parent { child, .. }) => {
[INFO] [stderr]    |                                 ^^^^^ help: try ignoring the field: `child: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/parser.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Ok(ForkResult::Parent { child, .. }) => {
[INFO] [stderr]    |                                 ^^^^^ help: try ignoring the field: `child: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `"docker" "inspect" "b8f6a14eb063a4153b29342812cbd85ba9001d15c53c411cf7b7f47779b3cee6"`
[INFO] running `"docker" "rm" "-f" "b8f6a14eb063a4153b29342812cbd85ba9001d15c53c411cf7b7f47779b3cee6"`
[INFO] [stdout] b8f6a14eb063a4153b29342812cbd85ba9001d15c53c411cf7b7f47779b3cee6