[INFO] fetching crate debug-derive 2.1.2...
[INFO] checking debug-derive-2.1.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate debug-derive 2.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate debug-derive 2.1.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate debug-derive 2.1.2
[INFO] finished tweaking crates.io crate debug-derive 2.1.2
[INFO] tweaked toml for crates.io crate debug-derive 2.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79d9d087500f8a25a2e156742ff416de77224ff256473f3b67f5d6bc0747cca7
[INFO] running `Command { std: "docker" "start" "-a" "79d9d087500f8a25a2e156742ff416de77224ff256473f3b67f5d6bc0747cca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79d9d087500f8a25a2e156742ff416de77224ff256473f3b67f5d6bc0747cca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d9d087500f8a25a2e156742ff416de77224ff256473f3b67f5d6bc0747cca7", kill_on_drop: false }`
[INFO] [stdout] 79d9d087500f8a25a2e156742ff416de77224ff256473f3b67f5d6bc0747cca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 780e943b55e8ae6f0003167e226452c664443b91b109eecac9588d95d2a67e8f
[INFO] running `Command { std: "docker" "start" "-a" "780e943b55e8ae6f0003167e226452c664443b91b109eecac9588d95d2a67e8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]     Checking quote v1.0.28
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking debug-derive v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> tests/tests.rs:25:2
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Named {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 25 |     a: u64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 26 |     b: String,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a` and `b` are never read
[INFO] [stdout]   --> tests/tests.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 33 |     VariantLongName {
[INFO] [stdout]    |     --------------- fields in this variant
[INFO] [stdout] 34 |         a: A,
[INFO] [stdout]    |         ^
[INFO] [stdout] 35 |         b: String,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "780e943b55e8ae6f0003167e226452c664443b91b109eecac9588d95d2a67e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780e943b55e8ae6f0003167e226452c664443b91b109eecac9588d95d2a67e8f", kill_on_drop: false }`
[INFO] [stdout] 780e943b55e8ae6f0003167e226452c664443b91b109eecac9588d95d2a67e8f
