[INFO] fetching crate ff7 0.2.2...
[INFO] checking ff7-0.2.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate ff7 0.2.2 into /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ff7 0.2.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2a725ff3b4ce068f0f2fc3bd02c2f91d7f70a4631ccd0c83d03b98af7ee9e19
[INFO] running `Command { std: "docker" "start" "-a" "c2a725ff3b4ce068f0f2fc3bd02c2f91d7f70a4631ccd0c83d03b98af7ee9e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2a725ff3b4ce068f0f2fc3bd02c2f91d7f70a4631ccd0c83d03b98af7ee9e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a725ff3b4ce068f0f2fc3bd02c2f91d7f70a4631ccd0c83d03b98af7ee9e19", kill_on_drop: false }`
[INFO] [stdout] c2a725ff3b4ce068f0f2fc3bd02c2f91d7f70a4631ccd0c83d03b98af7ee9e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc6ce7909ff0edc9df4fa5bcc090a311b74ef48f1ddec6d7ddf39402b092a4db
[INFO] running `Command { std: "docker" "start" "-a" "dc6ce7909ff0edc9df4fa5bcc090a311b74ef48f1ddec6d7ddf39402b092a4db", 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 0.24s
[INFO] running `Command { std: "docker" "inspect" "dc6ce7909ff0edc9df4fa5bcc090a311b74ef48f1ddec6d7ddf39402b092a4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6ce7909ff0edc9df4fa5bcc090a311b74ef48f1ddec6d7ddf39402b092a4db", kill_on_drop: false }`
[INFO] [stdout] dc6ce7909ff0edc9df4fa5bcc090a311b74ef48f1ddec6d7ddf39402b092a4db