[INFO] fetching crate nrc-protobuf-codegen 2.8.0...
[INFO] checking nrc-protobuf-codegen-2.8.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate nrc-protobuf-codegen 2.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nrc-protobuf-codegen 2.8.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nrc-protobuf-codegen 2.8.0
[INFO] finished tweaking crates.io crate nrc-protobuf-codegen 2.8.0
[INFO] tweaked toml for crates.io crate nrc-protobuf-codegen 2.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate nrc-protobuf-codegen 2.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nrc-protobuf v2.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1179f6fd4fee5cba6795b8b98857b5dc4cc11b88c0cc27f1a9dbf0477b47ae86
[INFO] running `Command { std: "docker" "start" "-a" "1179f6fd4fee5cba6795b8b98857b5dc4cc11b88c0cc27f1a9dbf0477b47ae86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1179f6fd4fee5cba6795b8b98857b5dc4cc11b88c0cc27f1a9dbf0477b47ae86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1179f6fd4fee5cba6795b8b98857b5dc4cc11b88c0cc27f1a9dbf0477b47ae86", kill_on_drop: false }`
[INFO] [stdout] 1179f6fd4fee5cba6795b8b98857b5dc4cc11b88c0cc27f1a9dbf0477b47ae86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7813a7285ebce6a9fd1d8551fea9b8dc59e7dac1f6b1ceea0d44a3fda483b8f4
[INFO] running `Command { std: "docker" "start" "-a" "7813a7285ebce6a9fd1d8551fea9b8dc59e7dac1f6b1ceea0d44a3fda483b8f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling nrc-protobuf v2.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking heck v0.3.1
[INFO] [stderr]     Checking nrc-protobuf-codegen v2.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/message.rs:301:77
[INFO] [stdout]     |
[INFO] [stdout] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/message.rs:301:77
[INFO] [stdout]     |
[INFO] [stdout] 301 | ...                   self.write_descriptor_field("fields", field, w);;
[INFO] [stdout]     |                                                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `Command { std: "docker" "inspect" "7813a7285ebce6a9fd1d8551fea9b8dc59e7dac1f6b1ceea0d44a3fda483b8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7813a7285ebce6a9fd1d8551fea9b8dc59e7dac1f6b1ceea0d44a3fda483b8f4", kill_on_drop: false }`
[INFO] [stdout] 7813a7285ebce6a9fd1d8551fea9b8dc59e7dac1f6b1ceea0d44a3fda483b8f4