[INFO] updating cached repository MordecaiMalignatus/checklists
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MordecaiMalignatus/checklists
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MordecaiMalignatus/checklists" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MordecaiMalignatus/checklists"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MordecaiMalignatus/checklists'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MordecaiMalignatus/checklists" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MordecaiMalignatus/checklists"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MordecaiMalignatus/checklists'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8dd04f379543161f7fd0ac8514ae6bd17a609aac
[INFO] sha for GitHub repo MordecaiMalignatus/checklists: 8dd04f379543161f7fd0ac8514ae6bd17a609aac
[INFO] validating manifest of MordecaiMalignatus/checklists on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MordecaiMalignatus/checklists on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MordecaiMalignatus/checklists
[INFO] finished frobbing MordecaiMalignatus/checklists
[INFO] frobbed toml for MordecaiMalignatus/checklists written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/MordecaiMalignatus/checklists/Cargo.toml
[INFO] started frobbing MordecaiMalignatus/checklists
[INFO] finished frobbing MordecaiMalignatus/checklists
[INFO] frobbed toml for MordecaiMalignatus/checklists written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MordecaiMalignatus/checklists/Cargo.toml
[INFO] crate MordecaiMalignatus/checklists already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MordecaiMalignatus/checklists against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/MordecaiMalignatus/checklists:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ed60654ec25eb4e71c17d0b27310e0d05c8826e9ba888ee747ccf36a0979ddfe
[INFO] running `"docker" "start" "-a" "ed60654ec25eb4e71c17d0b27310e0d05c8826e9ba888ee747ccf36a0979ddfe"`
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking checklists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `set_children`
[INFO] [stderr]   --> src/item.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn set_children(self, children: Vec<Item>) -> Item {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_child`
[INFO] [stderr]   --> src/item.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn add_child(self, child: Item) -> Item {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `"docker" "inspect" "ed60654ec25eb4e71c17d0b27310e0d05c8826e9ba888ee747ccf36a0979ddfe"`
[INFO] running `"docker" "rm" "-f" "ed60654ec25eb4e71c17d0b27310e0d05c8826e9ba888ee747ccf36a0979ddfe"`
[INFO] [stdout] ed60654ec25eb4e71c17d0b27310e0d05c8826e9ba888ee747ccf36a0979ddfe