[INFO] fetching crate syrial-derive 0.1.0...
[INFO] building syrial-derive-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate syrial-derive 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate syrial-derive 0.1.0
[INFO] finished tweaking crates.io crate syrial-derive 0.1.0
[INFO] tweaked toml for crates.io crate syrial-derive 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate syrial-derive 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syrial-derive 0.1.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syrial v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 675e08923d07ea80106f64c1b93a73bf81dc2af7be0634287db27fcd266912dd
[INFO] running `Command { std: "docker" "start" "-a" "675e08923d07ea80106f64c1b93a73bf81dc2af7be0634287db27fcd266912dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675e08923d07ea80106f64c1b93a73bf81dc2af7be0634287db27fcd266912dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675e08923d07ea80106f64c1b93a73bf81dc2af7be0634287db27fcd266912dd", kill_on_drop: false }`
[INFO] [stdout] 675e08923d07ea80106f64c1b93a73bf81dc2af7be0634287db27fcd266912dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e9d894ca3e2b91f4db07d3404a6336e9595925f60662602f7299b6d8ed50360
[INFO] running `Command { std: "docker" "start" "-a" "6e9d894ca3e2b91f4db07d3404a6336e9595925f60662602f7299b6d8ed50360", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling syrial v0.1.0
[INFO] [stderr]    Compiling syrial-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ToTokens`
[INFO] [stdout]   --> src/lib.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use quote::{quote, ToTokens};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Field`
[INFO] [stdout]   --> src/lib.rs:28:57
[INFO] [stdout]    |
[INFO] [stdout] 28 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Field};
[INFO] [stdout]    |                                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "6e9d894ca3e2b91f4db07d3404a6336e9595925f60662602f7299b6d8ed50360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9d894ca3e2b91f4db07d3404a6336e9595925f60662602f7299b6d8ed50360", kill_on_drop: false }`
[INFO] [stdout] 6e9d894ca3e2b91f4db07d3404a6336e9595925f60662602f7299b6d8ed50360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9d731cf944a315ac113aff403db5c05ada4102a0f86ef400f8243adbe54b4a5
[INFO] running `Command { std: "docker" "start" "-a" "e9d731cf944a315ac113aff403db5c05ada4102a0f86ef400f8243adbe54b4a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syrial-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ToTokens`
[INFO] [stdout]   --> src/lib.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use quote::{quote, ToTokens};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Field`
[INFO] [stdout]   --> src/lib.rs:28:57
[INFO] [stdout]    |
[INFO] [stdout] 28 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Field};
[INFO] [stdout]    |                                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToTokens`
[INFO] [stdout]   --> src/lib.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 | use quote::{quote, ToTokens};
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Field`
[INFO] [stdout]   --> src/lib.rs:28:57
[INFO] [stdout]    |
[INFO] [stdout] 28 | use syn::{parse_macro_input, DeriveInput, Data, Fields, Field};
[INFO] [stdout]    |                                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "e9d731cf944a315ac113aff403db5c05ada4102a0f86ef400f8243adbe54b4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d731cf944a315ac113aff403db5c05ada4102a0f86ef400f8243adbe54b4a5", kill_on_drop: false }`
[INFO] [stdout] e9d731cf944a315ac113aff403db5c05ada4102a0f86ef400f8243adbe54b4a5