[INFO] fetching crate layeredconf-derive 0.2.3...
[INFO] checking layeredconf-derive-0.2.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate layeredconf-derive 0.2.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate layeredconf-derive 0.2.3
[INFO] finished tweaking crates.io crate layeredconf-derive 0.2.3
[INFO] tweaked toml for crates.io crate layeredconf-derive 0.2.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate layeredconf-derive 0.2.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding clap v3.2.25 (available: v4.5.47)
[INFO] [stderr]       Adding darling v0.13.4 (available: v0.21.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97efa28daa901621be7d207fc40a768d615d14154bc39c31f68d155bc5868bae
[INFO] running `Command { std: "docker" "start" "-a" "97efa28daa901621be7d207fc40a768d615d14154bc39c31f68d155bc5868bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97efa28daa901621be7d207fc40a768d615d14154bc39c31f68d155bc5868bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97efa28daa901621be7d207fc40a768d615d14154bc39c31f68d155bc5868bae", kill_on_drop: false }`
[INFO] [stdout] 97efa28daa901621be7d207fc40a768d615d14154bc39c31f68d155bc5868bae
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4528f202d667c2e7643abe9e233d383eb82f5d36a6b781dd8fd5680a806d560a
[INFO] running `Command { std: "docker" "start" "-a" "4528f202d667c2e7643abe9e233d383eb82f5d36a6b781dd8fd5680a806d560a", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking anyhow v1.0.99
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking rustix v1.0.8
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking similar-asserts v1.7.0
[INFO] [stderr]     Checking tempfile v3.21.0
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking goldenfile v1.8.0
[INFO] [stderr]     Checking darling v0.13.4
[INFO] [stderr]     Checking layeredconf-derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `LayeredConfFieldSkip` is never used
[INFO] [stdout]    --> src/lib.rs:498:6
[INFO] [stdout]     |
[INFO] [stdout] 498 | enum LayeredConfFieldSkip {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LayeredConfFieldSkip` is never used
[INFO] [stdout]    --> src/lib.rs:498:6
[INFO] [stdout]     |
[INFO] [stdout] 498 | enum LayeredConfFieldSkip {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.28s
[INFO] running `Command { std: "docker" "inspect" "4528f202d667c2e7643abe9e233d383eb82f5d36a6b781dd8fd5680a806d560a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4528f202d667c2e7643abe9e233d383eb82f5d36a6b781dd8fd5680a806d560a", kill_on_drop: false }`
[INFO] [stdout] 4528f202d667c2e7643abe9e233d383eb82f5d36a6b781dd8fd5680a806d560a