[INFO] fetching crate sha2-derive-proc-macro 0.1.6...
[INFO] building sha2-derive-proc-macro-0.1.6 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate sha2-derive-proc-macro 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sha2-derive-proc-macro 0.1.6
[INFO] finished tweaking crates.io crate sha2-derive-proc-macro 0.1.6
[INFO] tweaked toml for crates.io crate sha2-derive-proc-macro 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sha2-derive-proc-macro 0.1.6 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d4692aed4dc894310fb7d8a9c7a7b1529449f133ac98d5cc519e3d26fe8d1df
[INFO] running `Command { std: "docker" "start" "-a" "3d4692aed4dc894310fb7d8a9c7a7b1529449f133ac98d5cc519e3d26fe8d1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d4692aed4dc894310fb7d8a9c7a7b1529449f133ac98d5cc519e3d26fe8d1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4692aed4dc894310fb7d8a9c7a7b1529449f133ac98d5cc519e3d26fe8d1df", kill_on_drop: false }`
[INFO] [stdout] 3d4692aed4dc894310fb7d8a9c7a7b1529449f133ac98d5cc519e3d26fe8d1df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ae1c4e0f928940dbec241bc059c22480e9445a2f152d1d978665af9fdc1e5f
[INFO] running `Command { std: "docker" "start" "-a" "e9ae1c4e0f928940dbec241bc059c22480e9445a2f152d1d978665af9fdc1e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha2-derive-proc-macro v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/parser.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct FieldDesc {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 30 |     pub name: String,
[INFO] [stdout] 31 |     pub ty: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDesc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "e9ae1c4e0f928940dbec241bc059c22480e9445a2f152d1d978665af9fdc1e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ae1c4e0f928940dbec241bc059c22480e9445a2f152d1d978665af9fdc1e5f", kill_on_drop: false }`
[INFO] [stdout] e9ae1c4e0f928940dbec241bc059c22480e9445a2f152d1d978665af9fdc1e5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b0ea1b5e0a613192b4179853f65525e694fbd3759e7db6a62dec52a1880c394
[INFO] running `Command { std: "docker" "start" "-a" "6b0ea1b5e0a613192b4179853f65525e694fbd3759e7db6a62dec52a1880c394", kill_on_drop: false }`
[INFO] [stderr]    Compiling sha2-derive-proc-macro v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/parser.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct FieldDesc {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 30 |     pub name: String,
[INFO] [stdout] 31 |     pub ty: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDesc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]   --> src/parser.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct FieldDesc {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 30 |     pub name: String,
[INFO] [stdout] 31 |     pub ty: String,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FieldDesc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "6b0ea1b5e0a613192b4179853f65525e694fbd3759e7db6a62dec52a1880c394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0ea1b5e0a613192b4179853f65525e694fbd3759e7db6a62dec52a1880c394", kill_on_drop: false }`
[INFO] [stdout] 6b0ea1b5e0a613192b4179853f65525e694fbd3759e7db6a62dec52a1880c394