[INFO] cloning repository https://github.com/czrptr/tree-display
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/czrptr/tree-display" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczrptr%2Ftree-display", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczrptr%2Ftree-display'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1f9a8c3eb574130953dffeb58bc184fe5f6800a
[INFO] checking czrptr/tree-display against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fczrptr%2Ftree-display" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/czrptr/tree-display
[INFO] finished tweaking git repo https://github.com/czrptr/tree-display
[INFO] tweaked toml for git repo https://github.com/czrptr/tree-display written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/czrptr/tree-display on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/czrptr/tree-display 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310
[INFO] running `Command { std: "docker" "start" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking hashbrown v0.17.1
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking winnow v1.0.3
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling toml_edit v0.25.12+spec-1.1.0
[INFO] [stderr]     Checking indexmap v2.14.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]     Checking regex-automata v0.4.15
[INFO] [stderr]     Checking darling_core v0.23.0
[INFO] [stderr]     Checking regex v1.13.0
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]     Checking tree-display-derive v1.0.2 (/opt/rustwide/workdir/derive)
[INFO] [stderr]     Checking tree-display v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `hidden` is never read
[INFO] [stdout]    --> tests/tree_display.rs:602:5
[INFO] [stdout]     |
[INFO] [stdout] 599 |   struct IgnoredField {
[INFO] [stdout]     |          ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 602 |     hidden: u32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `IgnoredField` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.28s
[INFO] running `Command { std: "docker" "inspect" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310", kill_on_drop: false }`
[INFO] [stdout] 6390b25d2dd8ee6e42168abb44fe076b7b757f013fd5526032aa56d58ebae310
