[INFO] cloning repository https://github.com/yruano/Ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yruano/Ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyruano%2FEx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyruano%2FEx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74e4798975ab68495bb5ba4f79ee0cc88a9edd1b
[INFO] checking yruano/Ex against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyruano%2FEx" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yruano/Ex
[INFO] finished tweaking git repo https://github.com/yruano/Ex
[INFO] tweaked toml for git repo https://github.com/yruano/Ex written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yruano/Ex on toolchain 2a023bf80a6fbd6a06d5460a34eb247b986286ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yruano/Ex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 858958b785b5b6db9d50cbb7120598b230a5f9bf6914dca3721b8336716609d8
[INFO] running `Command { std: "docker" "start" "-a" "858958b785b5b6db9d50cbb7120598b230a5f9bf6914dca3721b8336716609d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "858958b785b5b6db9d50cbb7120598b230a5f9bf6914dca3721b8336716609d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858958b785b5b6db9d50cbb7120598b230a5f9bf6914dca3721b8336716609d8", kill_on_drop: false }`
[INFO] [stdout] 858958b785b5b6db9d50cbb7120598b230a5f9bf6914dca3721b8336716609d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552e59ec7b3efac01bf1a33888f8b612ae96989ba5c4404b6d2a2a3f4db513e0
[INFO] running `Command { std: "docker" "start" "-a" "552e59ec7b3efac01bf1a33888f8b612ae96989ba5c4404b6d2a2a3f4db513e0", kill_on_drop: false }`
[INFO] [stderr]     Checking my-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `real_name` and `happiness` are never read
[INFO] [stdout]    --> src/main.rs:397:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | struct Person {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 396 |     name: String,
[INFO] [stdout] 397 |     real_name: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 398 |     height: u8,
[INFO] [stdout] 399 |     happiness: bool
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `height` are never read
[INFO] [stdout]    --> src/main.rs:404:5
[INFO] [stdout]     |
[INFO] [stdout] 403 | struct Person2 {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 404 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 405 |     height: u8
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Person2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `real_name` and `happiness` are never read
[INFO] [stdout]    --> src/main.rs:397:5
[INFO] [stdout]     |
[INFO] [stdout] 395 | struct Person {
[INFO] [stdout]     |        ------ fields in this struct
[INFO] [stdout] 396 |     name: String,
[INFO] [stdout] 397 |     real_name: String,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 398 |     height: u8,
[INFO] [stdout] 399 |     happiness: bool
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `height` are never read
[INFO] [stdout]    --> src/main.rs:404:5
[INFO] [stdout]     |
[INFO] [stdout] 403 | struct Person2 {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 404 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 405 |     height: u8
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Person2` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "552e59ec7b3efac01bf1a33888f8b612ae96989ba5c4404b6d2a2a3f4db513e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552e59ec7b3efac01bf1a33888f8b612ae96989ba5c4404b6d2a2a3f4db513e0", kill_on_drop: false }`
[INFO] [stdout] 552e59ec7b3efac01bf1a33888f8b612ae96989ba5c4404b6d2a2a3f4db513e0