[INFO] fetching crate trailer 0.1.2...
[INFO] building trailer-0.1.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate trailer 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate trailer 0.1.2
[INFO] finished tweaking crates.io crate trailer 0.1.2
[INFO] tweaked toml for crates.io crate trailer 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate trailer 0.1.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cf34cf7f579457b3afe2b286f9c165268bcf4ed4776203f9e2168bce527c8e0
[INFO] running `Command { std: "docker" "start" "-a" "0cf34cf7f579457b3afe2b286f9c165268bcf4ed4776203f9e2168bce527c8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cf34cf7f579457b3afe2b286f9c165268bcf4ed4776203f9e2168bce527c8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cf34cf7f579457b3afe2b286f9c165268bcf4ed4776203f9e2168bce527c8e0", kill_on_drop: false }`
[INFO] [stdout] 0cf34cf7f579457b3afe2b286f9c165268bcf4ed4776203f9e2168bce527c8e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca6a21435769c7c68240430ffff6bcb041daa9373f9e709f7a78a91a1a3dfea
[INFO] running `Command { std: "docker" "start" "-a" "eca6a21435769c7c68240430ffff6bcb041daa9373f9e709f7a78a91a1a3dfea", kill_on_drop: false }`
[INFO] [stderr]    Compiling trailer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "eca6a21435769c7c68240430ffff6bcb041daa9373f9e709f7a78a91a1a3dfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca6a21435769c7c68240430ffff6bcb041daa9373f9e709f7a78a91a1a3dfea", kill_on_drop: false }`
[INFO] [stdout] eca6a21435769c7c68240430ffff6bcb041daa9373f9e709f7a78a91a1a3dfea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 089a314bddf4687c2ebb4efd899347817c1d734dcef32b8babbac19bc409f009
[INFO] running `Command { std: "docker" "start" "-a" "089a314bddf4687c2ebb4efd899347817c1d734dcef32b8babbac19bc409f009", kill_on_drop: false }`
[INFO] [stderr]    Compiling trailer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `field1` and `field2` are never read
[INFO] [stdout]    --> src/lib.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         struct Inner {
[INFO] [stdout]     |                ----- fields in this struct
[INFO] [stdout] 145 |             field1: usize,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout] 146 |             field2: bool,
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Inner` has derived impls for the traits `Clone` and `Debug`, but these are 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 0.48s
[INFO] running `Command { std: "docker" "inspect" "089a314bddf4687c2ebb4efd899347817c1d734dcef32b8babbac19bc409f009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089a314bddf4687c2ebb4efd899347817c1d734dcef32b8babbac19bc409f009", kill_on_drop: false }`
[INFO] [stdout] 089a314bddf4687c2ebb4efd899347817c1d734dcef32b8babbac19bc409f009