[INFO] fetching crate scpi_derive 1.0.1...
[INFO] checking scpi_derive-1.0.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate scpi_derive 1.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate scpi_derive 1.0.1
[INFO] finished tweaking crates.io crate scpi_derive 1.0.1
[INFO] tweaked toml for crates.io crate scpi_derive 1.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scpi_derive 1.0.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddbc89d633e0d68c29fefb9045ce22890e203607b5c2e6f46cb9b52e5a5ac4f5
[INFO] running `Command { std: "docker" "start" "-a" "ddbc89d633e0d68c29fefb9045ce22890e203607b5c2e6f46cb9b52e5a5ac4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddbc89d633e0d68c29fefb9045ce22890e203607b5c2e6f46cb9b52e5a5ac4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbc89d633e0d68c29fefb9045ce22890e203607b5c2e6f46cb9b52e5a5ac4f5", kill_on_drop: false }`
[INFO] [stdout] ddbc89d633e0d68c29fefb9045ce22890e203607b5c2e6f46cb9b52e5a5ac4f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df63381a36d3ec7e0defa4d69791a6df651d6b3ea0f80683f81ac32c54f84dc8
[INFO] running `Command { std: "docker" "start" "-a" "df63381a36d3ec7e0defa4d69791a6df651d6b3ea0f80683f81ac32c54f84dc8", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]     Checking proc-macro2 v1.0.95
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stderr]     Checking scpi_derive v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LitInt`
[INFO] [stdout]   --> src/lib.rs:12:61
[INFO] [stdout]    |
[INFO] [stdout] 12 | use syn::{parse_macro_input, Data, DeriveInput, LitByteStr, LitInt};
[INFO] [stdout]    |                                                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LitInt`
[INFO] [stdout]   --> src/lib.rs:12:61
[INFO] [stdout]    |
[INFO] [stdout] 12 | use syn::{parse_macro_input, Data, DeriveInput, LitByteStr, LitInt};
[INFO] [stdout]    |                                                             ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "df63381a36d3ec7e0defa4d69791a6df651d6b3ea0f80683f81ac32c54f84dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df63381a36d3ec7e0defa4d69791a6df651d6b3ea0f80683f81ac32c54f84dc8", kill_on_drop: false }`
[INFO] [stdout] df63381a36d3ec7e0defa4d69791a6df651d6b3ea0f80683f81ac32c54f84dc8