[INFO] updating cached repository kcomas/rust-trees
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kcomas/rust-trees
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kcomas/rust-trees" "work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/kcomas/rust-trees"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/kcomas/rust-trees'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kcomas/rust-trees" "work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/kcomas/rust-trees"`
[INFO] [stderr] Cloning into 'work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/kcomas/rust-trees'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce64489eb8fadce31c44984ef511a169ce2ba219
[INFO] sha for GitHub repo kcomas/rust-trees: ce64489eb8fadce31c44984ef511a169ce2ba219
[INFO] validating manifest of kcomas/rust-trees on toolchain master#003382e4150984cb476047b3925edf8d75df2d59
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kcomas/rust-trees on toolchain try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kcomas/rust-trees
[INFO] finished frobbing kcomas/rust-trees
[INFO] frobbed toml for kcomas/rust-trees written to work/ex/pr-59527/sources/master#003382e4150984cb476047b3925edf8d75df2d59/gh/kcomas/rust-trees/Cargo.toml
[INFO] started frobbing kcomas/rust-trees
[INFO] finished frobbing kcomas/rust-trees
[INFO] frobbed toml for kcomas/rust-trees written to work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/kcomas/rust-trees/Cargo.toml
[INFO] crate kcomas/rust-trees already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+003382e4150984cb476047b3925edf8d75df2d59-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kcomas/rust-trees against try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00 for pr-59527
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59527/worker-4/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59527/sources/try#47f4f94676fbdd494dd2c2dc9ac377a13fc78e00/gh/kcomas/rust-trees:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+47f4f94676fbdd494dd2c2dc9ac377a13fc78e00-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7cb5ec068b945672fc2a9317958ba832602e1b0d8d34e7507ec2e8df3a1de4cb
[INFO] running `"docker" "start" "-a" "7cb5ec068b945672fc2a9317958ba832602e1b0d8d34e7507ec2e8df3a1de4cb"`
[INFO] [stderr]     Checking serde v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.9
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `query`
[INFO] [stderr]   --> src/tree/http_server.rs:35:29
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 if let Some(query) = req.query() {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_query`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `query`
[INFO] [stderr]   --> src/tree/http_server.rs:35:29
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 if let Some(query) = req.query() {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_query`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.31s
[INFO] running `"docker" "inspect" "7cb5ec068b945672fc2a9317958ba832602e1b0d8d34e7507ec2e8df3a1de4cb"`
[INFO] running `"docker" "rm" "-f" "7cb5ec068b945672fc2a9317958ba832602e1b0d8d34e7507ec2e8df3a1de4cb"`
[INFO] [stdout] 7cb5ec068b945672fc2a9317958ba832602e1b0d8d34e7507ec2e8df3a1de4cb