[INFO] updating cached repository jechase/rustybox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jechase/rustybox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jechase/rustybox" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/jechase/rustybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/jechase/rustybox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jechase/rustybox" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/jechase/rustybox"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/jechase/rustybox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c99c77e25c337bd2ce66b98388aa7abb45625fc5
[INFO] sha for GitHub repo jechase/rustybox: c99c77e25c337bd2ce66b98388aa7abb45625fc5
[INFO] validating manifest of jechase/rustybox 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 jechase/rustybox 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 jechase/rustybox
[INFO] finished frobbing jechase/rustybox
[INFO] frobbed toml for jechase/rustybox written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/jechase/rustybox/Cargo.toml
[INFO] started frobbing jechase/rustybox
[INFO] finished frobbing jechase/rustybox
[INFO] frobbed toml for jechase/rustybox written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/jechase/rustybox/Cargo.toml
[INFO] crate jechase/rustybox 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 jechase/rustybox against master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-7/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/jechase/rustybox:/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" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 485748facded0d56d5b3d77715c6fe84ee9a460622da794d6ef17dd2a96e4faf
[INFO] running `"docker" "start" "-a" "485748facded0d56d5b3d77715c6fe84ee9a460622da794d6ef17dd2a96e4faf"`
[INFO] [stderr]     Checking rustybox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/yes/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     0
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `HEADER`
[INFO] [stderr]   --> src/rustybox.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | static HEADER: &'static str = "RustyBox multi-call binary.";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `usage`
[INFO] [stderr]   --> src/rustybox.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn usage(custom: &str) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/yes/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     0
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static item is never used: `HEADER`
[INFO] [stderr]   --> src/rustybox.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | static HEADER: &'static str = "RustyBox multi-call binary.";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `usage`
[INFO] [stderr]   --> src/rustybox.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn usage(custom: &str) -> i32 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "485748facded0d56d5b3d77715c6fe84ee9a460622da794d6ef17dd2a96e4faf"`
[INFO] running `"docker" "rm" "-f" "485748facded0d56d5b3d77715c6fe84ee9a460622da794d6ef17dd2a96e4faf"`
[INFO] [stdout] 485748facded0d56d5b3d77715c6fe84ee9a460622da794d6ef17dd2a96e4faf