[INFO] updating cached repository milesrout/ch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/milesrout/ch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/milesrout/ch" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/milesrout/ch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/milesrout/ch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/milesrout/ch" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/milesrout/ch"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/milesrout/ch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69e2a86e86defa4845b5dc51954afca341bd66c2
[INFO] sha for GitHub repo milesrout/ch: 69e2a86e86defa4845b5dc51954afca341bd66c2
[INFO] validating manifest of milesrout/ch 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 milesrout/ch 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 milesrout/ch
[INFO] finished frobbing milesrout/ch
[INFO] frobbed toml for milesrout/ch written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/milesrout/ch/Cargo.toml
[INFO] started frobbing milesrout/ch
[INFO] finished frobbing milesrout/ch
[INFO] frobbed toml for milesrout/ch written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/milesrout/ch/Cargo.toml
[INFO] crate milesrout/ch 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 milesrout/ch against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-1/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/milesrout/ch:/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] c1c510220f58e4d293eb69bdd9114f9ceb4aeb4c9c589b347a2a6c27c04414a4
[INFO] running `"docker" "start" "-a" "c1c510220f58e4d293eb69bdd9114f9ceb4aeb4c9c589b347a2a6c27c04414a4"`
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]     Checking either v1.0.1
[INFO] [stderr]     Checking itertools v0.5.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]     Checking backtrace v0.3.0
[INFO] [stderr]     Checking ch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `parse_expr`
[INFO] [stderr]    --> src/parser.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn parse_expr(&mut self) -> Result<Expr> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_expr`
[INFO] [stderr]    --> src/parser.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn parse_expr(&mut self) -> Result<Expr> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `"docker" "inspect" "c1c510220f58e4d293eb69bdd9114f9ceb4aeb4c9c589b347a2a6c27c04414a4"`
[INFO] running `"docker" "rm" "-f" "c1c510220f58e4d293eb69bdd9114f9ceb4aeb4c9c589b347a2a6c27c04414a4"`
[INFO] [stdout] c1c510220f58e4d293eb69bdd9114f9ceb4aeb4c9c589b347a2a6c27c04414a4