[INFO] updating cached repository houseabsolute/precious-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/houseabsolute/precious-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/houseabsolute/precious-rs" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/houseabsolute/precious-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/houseabsolute/precious-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/houseabsolute/precious-rs" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/houseabsolute/precious-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/houseabsolute/precious-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bfa51012a9d0f30b68fd19a12bc2439850fe142e
[INFO] sha for GitHub repo houseabsolute/precious-rs: bfa51012a9d0f30b68fd19a12bc2439850fe142e
[INFO] validating manifest of houseabsolute/precious-rs on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of houseabsolute/precious-rs on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing houseabsolute/precious-rs
[INFO] finished frobbing houseabsolute/precious-rs
[INFO] frobbed toml for houseabsolute/precious-rs written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/houseabsolute/precious-rs/Cargo.toml
[INFO] started frobbing houseabsolute/precious-rs
[INFO] finished frobbing houseabsolute/precious-rs
[INFO] frobbed toml for houseabsolute/precious-rs written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/houseabsolute/precious-rs/Cargo.toml
[INFO] crate houseabsolute/precious-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking houseabsolute/precious-rs against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/houseabsolute/precious-rs:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6702ab4408ffa40cfec0b0d193314f18479123bae04bf4d9e7bd073dc0f05d7e
[INFO] running `"docker" "start" "-a" "6702ab4408ffa40cfec0b0d193314f18479123bae04bf4d9e7bd073dc0f05d7e"`
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking loggerv v0.7.1
[INFO] [stderr]     Checking spectral v0.6.0
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]     Checking precious v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `Server`
[INFO] [stderr]    --> src/filter.rs:415:1
[INFO] [stderr]     |
[INFO] [stderr] 415 | pub struct Server {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Server`
[INFO] [stderr]    --> src/filter.rs:415:1
[INFO] [stderr]     |
[INFO] [stderr] 415 | pub struct Server {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.73s
[INFO] running `"docker" "inspect" "6702ab4408ffa40cfec0b0d193314f18479123bae04bf4d9e7bd073dc0f05d7e"`
[INFO] running `"docker" "rm" "-f" "6702ab4408ffa40cfec0b0d193314f18479123bae04bf4d9e7bd073dc0f05d7e"`
[INFO] [stdout] 6702ab4408ffa40cfec0b0d193314f18479123bae04bf4d9e7bd073dc0f05d7e