[INFO] fetching crate naia-derive 0.22.0...
[INFO] checking naia-derive-0.22.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate naia-derive 0.22.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate naia-derive 0.22.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate naia-derive 0.22.0
[INFO] finished tweaking crates.io crate naia-derive 0.22.0
[INFO] tweaked toml for crates.io crate naia-derive 0.22.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2f23e5767864d3cef922eae4d5c9cd009c1420f8e88b393f8878e9d39f64e7b
[INFO] running `Command { std: "docker" "start" "-a" "e2f23e5767864d3cef922eae4d5c9cd009c1420f8e88b393f8878e9d39f64e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f23e5767864d3cef922eae4d5c9cd009c1420f8e88b393f8878e9d39f64e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f23e5767864d3cef922eae4d5c9cd009c1420f8e88b393f8878e9d39f64e7b", kill_on_drop: false }`
[INFO] [stdout] e2f23e5767864d3cef922eae4d5c9cd009c1420f8e88b393f8878e9d39f64e7b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5b6ee0b1e3d5e2ae39e2b259cf53ae0c5cb2921cc19a0596f9838e96cec6335
[INFO] running `Command { std: "docker" "start" "-a" "d5b6ee0b1e3d5e2ae39e2b259cf53ae0c5cb2921cc19a0596f9838e96cec6335", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]    Compiling naia-serde-derive v0.22.0
[INFO] [stderr]     Checking naia-derive v0.22.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `uppercase_variable_name` is never read
[INFO] [stdout]    --> src/message.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 456 | pub struct EntityProperty {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 457 |     pub variable_name: Ident,
[INFO] [stdout] 458 |     pub uppercase_variable_name: Ident,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `uppercase_variable_name` is never read
[INFO] [stdout]    --> src/message.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 456 | pub struct EntityProperty {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 457 |     pub variable_name: Ident,
[INFO] [stdout] 458 |     pub uppercase_variable_name: Ident,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "d5b6ee0b1e3d5e2ae39e2b259cf53ae0c5cb2921cc19a0596f9838e96cec6335", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b6ee0b1e3d5e2ae39e2b259cf53ae0c5cb2921cc19a0596f9838e96cec6335", kill_on_drop: false }`
[INFO] [stdout] d5b6ee0b1e3d5e2ae39e2b259cf53ae0c5cb2921cc19a0596f9838e96cec6335