[INFO] cloning repository MordecaiMalignatus/checklists
[INFO] running `"git" "clone" "--bare" "git://github.com/MordecaiMalignatus/checklists.git" "work/cache/sources/gh/MordecaiMalignatus/checklists"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/MordecaiMalignatus/checklists'...
[INFO] running `"git" "clone" "work/cache/sources/gh/MordecaiMalignatus/checklists" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MordecaiMalignatus/checklists"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MordecaiMalignatus/checklists'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MordecaiMalignatus/checklists" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MordecaiMalignatus/checklists"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MordecaiMalignatus/checklists on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building MordecaiMalignatus/checklists against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 837dece2f0febc582f472b37690eaa580dcf937bfd673ac35b45be879a45348a
[INFO] running `"docker" "start" "-a" "837dece2f0febc582f472b37690eaa580dcf937bfd673ac35b45be879a45348a"`
[INFO] [stderr]    Compiling 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 2.38s
[INFO] running `"docker" "inspect" "837dece2f0febc582f472b37690eaa580dcf937bfd673ac35b45be879a45348a"`
[INFO] running `"docker" "rm" "-f" "837dece2f0febc582f472b37690eaa580dcf937bfd673ac35b45be879a45348a"`
[INFO] [stdout] 837dece2f0febc582f472b37690eaa580dcf937bfd673ac35b45be879a45348a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ba0c97ad77de69d95d0301aef0c0e1314903e0c447b1463e086324b820262cbb
[INFO] running `"docker" "start" "-a" "ba0c97ad77de69d95d0301aef0c0e1314903e0c447b1463e086324b820262cbb"`
[INFO] [stderr]    Compiling checklists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `"docker" "inspect" "ba0c97ad77de69d95d0301aef0c0e1314903e0c447b1463e086324b820262cbb"`
[INFO] running `"docker" "rm" "-f" "ba0c97ad77de69d95d0301aef0c0e1314903e0c447b1463e086324b820262cbb"`
[INFO] [stdout] ba0c97ad77de69d95d0301aef0c0e1314903e0c447b1463e086324b820262cbb