[INFO] updating cached repository hgn/maparu
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hgn/maparu
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hgn/maparu" "work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/hgn/maparu"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/hgn/maparu'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hgn/maparu" "work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/hgn/maparu"`
[INFO] [stderr] Cloning into 'work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/hgn/maparu'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 261b84768ade1385e77f38028b85643fc0d5cfe2
[INFO] sha for GitHub repo hgn/maparu: 261b84768ade1385e77f38028b85643fc0d5cfe2
[INFO] validating manifest of hgn/maparu on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hgn/maparu on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hgn/maparu
[INFO] finished frobbing hgn/maparu
[INFO] frobbed toml for hgn/maparu written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/gh/hgn/maparu/Cargo.toml
[INFO] started frobbing hgn/maparu
[INFO] finished frobbing hgn/maparu
[INFO] frobbed toml for hgn/maparu written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/hgn/maparu/Cargo.toml
[INFO] crate hgn/maparu already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hgn/maparu against try#58b21121d0b447ceb3f1a655155d802191acf044 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-5/try#58b21121d0b447ceb3f1a655155d802191acf044:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/gh/hgn/maparu:/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" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8ff97b059590a293f01a4b402639ec66f73060ce148fe940e12227a5acde8be9
[INFO] running `"docker" "start" "-a" "8ff97b059590a293f01a4b402639ec66f73060ce148fe940e12227a5acde8be9"`
[INFO] [stderr]     Checking maparu v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             Err(e) => panic!("Not a valid port"),
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/main.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let ctx = parse_arg_server(matches);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]  --> src/server/mod.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn server(ctx: SrvCtx) {
[INFO] [stderr]   |               ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |             Err(e) => panic!("Not a valid port"),
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/main.rs:73:13
[INFO] [stderr]    |
[INFO] [stderr] 73 |         let ctx = parse_arg_server(matches);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]  --> src/server/mod.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn server(ctx: SrvCtx) {
[INFO] [stderr]   |               ^^^ help: consider prefixing with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "8ff97b059590a293f01a4b402639ec66f73060ce148fe940e12227a5acde8be9"`
[INFO] running `"docker" "rm" "-f" "8ff97b059590a293f01a4b402639ec66f73060ce148fe940e12227a5acde8be9"`
[INFO] [stdout] 8ff97b059590a293f01a4b402639ec66f73060ce148fe940e12227a5acde8be9