[INFO] fetching crate trivet 2.0.2...
[INFO] checking trivet-2.0.2 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate trivet 2.0.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate trivet 2.0.2 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trivet 2.0.2
[INFO] finished tweaking crates.io crate trivet 2.0.2
[INFO] tweaked toml for crates.io crate trivet 2.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate trivet 2.0.2 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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a72e292b6a2af6feccbdd70872c5f63fe73bdab82e5f24fbf04ed22a291d58d1
[INFO] running `Command { std: "docker" "start" "-a" "a72e292b6a2af6feccbdd70872c5f63fe73bdab82e5f24fbf04ed22a291d58d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a72e292b6a2af6feccbdd70872c5f63fe73bdab82e5f24fbf04ed22a291d58d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72e292b6a2af6feccbdd70872c5f63fe73bdab82e5f24fbf04ed22a291d58d1", kill_on_drop: false }`
[INFO] [stdout] a72e292b6a2af6feccbdd70872c5f63fe73bdab82e5f24fbf04ed22a291d58d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e1806d86d41144d8c47efca51c73b9cd6b152cd1d0abe12de863b3903eba0d5
[INFO] running `Command { std: "docker" "start" "-a" "3e1806d86d41144d8c47efca51c73b9cd6b152cd1d0abe12de863b3903eba0d5", kill_on_drop: false }`
[INFO] [stderr]     Checking trivet v2.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> examples/book_building_sequence.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Number(trivet::Loc, u64),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^  ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Number((), ()),
[INFO] [stdout]    |            ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> examples/book_building_sequence.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Id(trivet::Loc, String),
[INFO] [stdout]    |     -- ^^^^^^^^^^^  ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Id((), ()),
[INFO] [stdout]    |        ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "3e1806d86d41144d8c47efca51c73b9cd6b152cd1d0abe12de863b3903eba0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e1806d86d41144d8c47efca51c73b9cd6b152cd1d0abe12de863b3903eba0d5", kill_on_drop: false }`
[INFO] [stdout] 3e1806d86d41144d8c47efca51c73b9cd6b152cd1d0abe12de863b3903eba0d5
