[INFO] fetching crate captcha_oxide_derive 5.0.0...
[INFO] checking captcha_oxide_derive-5.0.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate captcha_oxide_derive 5.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate captcha_oxide_derive 5.0.0
[INFO] finished tweaking crates.io crate captcha_oxide_derive 5.0.0
[INFO] tweaked toml for crates.io crate captcha_oxide_derive 5.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate captcha_oxide_derive 5.0.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.6.0 (available: v0.8.0)
[INFO] [stderr]       Adding darling v0.20.11 (available: v0.21.3)
[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] 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b8ca3915d8fd63c1db0af5a0d8e503533bcd9e65820cde96d032ccc6f270b8f
[INFO] running `Command { std: "docker" "start" "-a" "2b8ca3915d8fd63c1db0af5a0d8e503533bcd9e65820cde96d032ccc6f270b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b8ca3915d8fd63c1db0af5a0d8e503533bcd9e65820cde96d032ccc6f270b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8ca3915d8fd63c1db0af5a0d8e503533bcd9e65820cde96d032ccc6f270b8f", kill_on_drop: false }`
[INFO] [stdout] 2b8ca3915d8fd63c1db0af5a0d8e503533bcd9e65820cde96d032ccc6f270b8f
[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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4e1c8e37310ed7d03a0752a8fba33b89c304247208259df7d8a56cddfd67be4
[INFO] running `Command { std: "docker" "start" "-a" "c4e1c8e37310ed7d03a0752a8fba33b89c304247208259df7d8a56cddfd67be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling if_chain v1.0.3
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking syn v2.0.106
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling deluxe-core v0.5.0
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling deluxe-macros v0.5.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking darling v0.20.11
[INFO] [stderr]     Checking deluxe v0.5.0
[INFO] [stderr]     Checking captcha_oxide_derive v5.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attr` is never read
[INFO] [stdout]   --> src/expansion/derive_captcha_task/mod.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct FieldAttr {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub attr: TaskFieldAttribute,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldAttr` has a derived impl for the trait `Clone`, 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: field `attr` is never read
[INFO] [stdout]   --> src/expansion/derive_captcha_task/mod.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct FieldAttr {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub attr: TaskFieldAttribute,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldAttr` has a derived impl for the trait `Clone`, 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 11.55s
[INFO] running `Command { std: "docker" "inspect" "c4e1c8e37310ed7d03a0752a8fba33b89c304247208259df7d8a56cddfd67be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4e1c8e37310ed7d03a0752a8fba33b89c304247208259df7d8a56cddfd67be4", kill_on_drop: false }`
[INFO] [stdout] c4e1c8e37310ed7d03a0752a8fba33b89c304247208259df7d8a56cddfd67be4