[INFO] fetching crate dirinfo 0.1.1...
[INFO] checking dirinfo-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate dirinfo 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate dirinfo 0.1.1
[INFO] finished tweaking crates.io crate dirinfo 0.1.1
[INFO] tweaked toml for crates.io crate dirinfo 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dirinfo 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f9a1f45280d723dfb29bcaddb1ef2702115322bdbc9810ab5facf6306e3ac1a
[INFO] running `Command { std: "docker" "start" "-a" "3f9a1f45280d723dfb29bcaddb1ef2702115322bdbc9810ab5facf6306e3ac1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9a1f45280d723dfb29bcaddb1ef2702115322bdbc9810ab5facf6306e3ac1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9a1f45280d723dfb29bcaddb1ef2702115322bdbc9810ab5facf6306e3ac1a", kill_on_drop: false }`
[INFO] [stdout] 3f9a1f45280d723dfb29bcaddb1ef2702115322bdbc9810ab5facf6306e3ac1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c02b2f35bb81235f9006321895c7a322bfbe0269c30328b39fd39f15670a6f9e
[INFO] running `Command { std: "docker" "start" "-a" "c02b2f35bb81235f9006321895c7a322bfbe0269c30328b39fd39f15670a6f9e", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking dirinfo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `error`, `path`, and `depth` are never read
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Error {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     error: Option<std::io::Error>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     path: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     depth: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `error`, `path`, and `depth` are never read
[INFO] [stdout]   --> src/lib.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct Error {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 38 |     error: Option<std::io::Error>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 39 |     path: Option<String>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 40 |     depth: usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "c02b2f35bb81235f9006321895c7a322bfbe0269c30328b39fd39f15670a6f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c02b2f35bb81235f9006321895c7a322bfbe0269c30328b39fd39f15670a6f9e", kill_on_drop: false }`
[INFO] [stdout] c02b2f35bb81235f9006321895c7a322bfbe0269c30328b39fd39f15670a6f9e