[INFO] cloning repository https://github.com/LeoAlex0/luogu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeoAlex0/luogu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoAlex0%2Fluogu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoAlex0%2Fluogu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79d6b58a8f9f6b43442893fbb53eb18d4c7e764f
[INFO] checking LeoAlex0/luogu against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeoAlex0%2Fluogu" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LeoAlex0/luogu on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LeoAlex0/luogu
[INFO] finished tweaking git repo https://github.com/LeoAlex0/luogu
[INFO] tweaked toml for git repo https://github.com/LeoAlex0/luogu written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/LeoAlex0/luogu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62027905f2eaabfbbed50d54ba1358b14c9c8d0444a6b93eb83483ce33944014
[INFO] running `Command { std: "docker" "start" "-a" "62027905f2eaabfbbed50d54ba1358b14c9c8d0444a6b93eb83483ce33944014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62027905f2eaabfbbed50d54ba1358b14c9c8d0444a6b93eb83483ce33944014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62027905f2eaabfbbed50d54ba1358b14c9c8d0444a6b93eb83483ce33944014", kill_on_drop: false }`
[INFO] [stdout] 62027905f2eaabfbbed50d54ba1358b14c9c8d0444a6b93eb83483ce33944014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb9a5887b857c84e7f8864627624c06088b6c6881c446ba9714c54e2a3bcb83c
[INFO] running `Command { std: "docker" "start" "-a" "eb9a5887b857c84e7f8864627624c06088b6c6881c446ba9714c54e2a3bcb83c", kill_on_drop: false }`
[INFO] [stderr]     Checking luogu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     One([A; 1]),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Two([A; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Three`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Three([A; 3]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Four`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Four([A; 4]),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leaf`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Leaf(<R as Ref<A>>::Reffed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Node2`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     Node2 {
[INFO] [stdout] 48 | |         measure: A::To,
[INFO] [stdout] 49 | |         left: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 50 | |         right: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 51 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Node3`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     Node3 {
[INFO] [stdout] 53 | |         measure: A::To,
[INFO] [stdout] 54 | |         left: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 55 | |         middle: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 56 | |         right: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 57 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Empty`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Unit(<R as Ref<A>>::Reffed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deep`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | /     Deep {
[INFO] [stdout] 69 | |         measure: A::To,
[INFO] [stdout] 70 | |         prefix: Digit<<R as Ref<Node<R, A>>>::Reffed>,
[INFO] [stdout] 71 | |         deeper: <R as Ref<FingerTree<R, A>>>::Reffed,
[INFO] [stdout] 72 | |         suffix: Digit<<R as Ref<Node<R, A>>>::Reffed>,
[INFO] [stdout] 73 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `One`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     One([A; 1]),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     Two([A; 2]),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Three`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     Three([A; 3]),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Four`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Four([A; 4]),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Leaf`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Leaf(<R as Ref<A>>::Reffed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Node2`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     Node2 {
[INFO] [stdout] 48 | |         measure: A::To,
[INFO] [stdout] 49 | |         left: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 50 | |         right: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 51 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Node3`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     Node3 {
[INFO] [stdout] 53 | |         measure: A::To,
[INFO] [stdout] 54 | |         left: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 55 | |         middle: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 56 | |         right: <R as Ref<Node<R, A>>>::Reffed,
[INFO] [stdout] 57 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Empty`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     Empty,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unit`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     Unit(<R as Ref<A>>::Reffed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deep`
[INFO] [stdout]   --> src/data_structure/finger_tree.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 | /     Deep {
[INFO] [stdout] 69 | |         measure: A::To,
[INFO] [stdout] 70 | |         prefix: Digit<<R as Ref<Node<R, A>>>::Reffed>,
[INFO] [stdout] 71 | |         deeper: <R as Ref<FingerTree<R, A>>>::Reffed,
[INFO] [stdout] 72 | |         suffix: Digit<<R as Ref<Node<R, A>>>::Reffed>,
[INFO] [stdout] 73 | |     },
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "eb9a5887b857c84e7f8864627624c06088b6c6881c446ba9714c54e2a3bcb83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9a5887b857c84e7f8864627624c06088b6c6881c446ba9714c54e2a3bcb83c", kill_on_drop: false }`
[INFO] [stdout] eb9a5887b857c84e7f8864627624c06088b6c6881c446ba9714c54e2a3bcb83c