[INFO] updating cached repository stuartnelson3/biofilter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stuartnelson3/biofilter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stuartnelson3/biofilter" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stuartnelson3/biofilter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stuartnelson3/biofilter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stuartnelson3/biofilter" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stuartnelson3/biofilter"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stuartnelson3/biofilter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9c961ee50d643dc7afec5c649a061917bc748064
[INFO] sha for GitHub repo stuartnelson3/biofilter: 9c961ee50d643dc7afec5c649a061917bc748064
[INFO] validating manifest of stuartnelson3/biofilter on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of stuartnelson3/biofilter on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing stuartnelson3/biofilter
[INFO] finished frobbing stuartnelson3/biofilter
[INFO] frobbed toml for stuartnelson3/biofilter written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stuartnelson3/biofilter/Cargo.toml
[INFO] started frobbing stuartnelson3/biofilter
[INFO] finished frobbing stuartnelson3/biofilter
[INFO] frobbed toml for stuartnelson3/biofilter written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/stuartnelson3/biofilter/Cargo.toml
[INFO] crate stuartnelson3/biofilter has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking stuartnelson3/biofilter against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-0/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/stuartnelson3/biofilter:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf4a5c5c84dca6ea08b8e1f0d82971e602f50ca1e83cff6852dcea35bf4eb9e1
[INFO] running `"docker" "start" "-a" "cf4a5c5c84dca6ea08b8e1f0d82971e602f50ca1e83cff6852dcea35bf4eb9e1"`
[INFO] [stderr]     Checking biofilter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | /         match line {
[INFO] [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
[INFO] [stderr] 42 | |             Err(_err) => continue,
[INFO] [stderr] 43 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | /         match line {
[INFO] [stderr] 41 | |             Ok(line) => w.write(line.as_bytes()),
[INFO] [stderr] 42 | |             Err(_err) => continue,
[INFO] [stderr] 43 | |         };
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "cf4a5c5c84dca6ea08b8e1f0d82971e602f50ca1e83cff6852dcea35bf4eb9e1"`
[INFO] running `"docker" "rm" "-f" "cf4a5c5c84dca6ea08b8e1f0d82971e602f50ca1e83cff6852dcea35bf4eb9e1"`
[INFO] [stdout] cf4a5c5c84dca6ea08b8e1f0d82971e602f50ca1e83cff6852dcea35bf4eb9e1