[INFO] fetching crate ff7 0.2.2...
[INFO] checking ff7-0.2.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate ff7 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate ff7 0.2.2
[INFO] finished tweaking crates.io crate ff7 0.2.2
[INFO] tweaked toml for crates.io crate ff7 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ff7 0.2.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30b27e1bb72b198d5ab9c516a49af25fbc7f5b23002884bd68c6b0441a4884ff
[INFO] running `Command { std: "docker" "start" "-a" "30b27e1bb72b198d5ab9c516a49af25fbc7f5b23002884bd68c6b0441a4884ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b27e1bb72b198d5ab9c516a49af25fbc7f5b23002884bd68c6b0441a4884ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b27e1bb72b198d5ab9c516a49af25fbc7f5b23002884bd68c6b0441a4884ff", kill_on_drop: false }`
[INFO] [stdout] 30b27e1bb72b198d5ab9c516a49af25fbc7f5b23002884bd68c6b0441a4884ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca2451bcf3d9dbdc1ef722b6d6a66448cbfab675b1142895cc29877df7257e93
[INFO] running `Command { std: "docker" "start" "-a" "ca2451bcf3d9dbdc1ef722b6d6a66448cbfab675b1142895cc29877df7257e93", kill_on_drop: false }`
[INFO] [stderr]     Checking ff7 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `Other` and `DebugRoom` are never constructed
[INFO] [stdout]    --> src/lib.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |   enum Continent {
[INFO] [stdout]     |        --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 119 |     Other,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 120 |     DebugRoom
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Woodlands`, `Mideel`, `Wutai`, and `SeaBottom` are never constructed
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |   enum Area {
[INFO] [stdout]     |        ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 135 |     Woodlands,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 136 |     Mideel,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 137 |     Wutai,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 138 |     SeaBottom,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `area`, and `continent` are never read
[INFO] [stdout]    --> src/lib.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |   pub struct Location {
[INFO] [stdout]     |              -------- fields in this struct
[INFO] [stdout] 143 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 144 |     area: Area,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 145 |     continent: Continent,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Other` and `DebugRoom` are never constructed
[INFO] [stdout]    --> src/lib.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |   enum Continent {
[INFO] [stdout]     |        --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 119 |     Other,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 120 |     DebugRoom
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Woodlands`, `Mideel`, `Wutai`, and `SeaBottom` are never constructed
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |   enum Area {
[INFO] [stdout]     |        ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 135 |     Woodlands,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 136 |     Mideel,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 137 |     Wutai,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 138 |     SeaBottom,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `area`, and `continent` are never read
[INFO] [stdout]    --> src/lib.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |   pub struct Location {
[INFO] [stdout]     |              -------- fields in this struct
[INFO] [stdout] 143 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 144 |     area: Area,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 145 |     continent: Continent,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "ca2451bcf3d9dbdc1ef722b6d6a66448cbfab675b1142895cc29877df7257e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2451bcf3d9dbdc1ef722b6d6a66448cbfab675b1142895cc29877df7257e93", kill_on_drop: false }`
[INFO] [stdout] ca2451bcf3d9dbdc1ef722b6d6a66448cbfab675b1142895cc29877df7257e93