[INFO] fetching crate SafeManuallyDrop 1.0.3...
[INFO] checking SafeManuallyDrop-1.0.3 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate SafeManuallyDrop 1.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate SafeManuallyDrop 1.0.3 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate SafeManuallyDrop 1.0.3
[INFO] finished tweaking crates.io crate SafeManuallyDrop 1.0.3
[INFO] tweaked toml for crates.io crate SafeManuallyDrop 1.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate SafeManuallyDrop 1.0.3 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce6588cbc4efaab7f31e0c15a53093ddf34559700af76f7128dc38ebdfa2334c
[INFO] running `Command { std: "docker" "start" "-a" "ce6588cbc4efaab7f31e0c15a53093ddf34559700af76f7128dc38ebdfa2334c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6588cbc4efaab7f31e0c15a53093ddf34559700af76f7128dc38ebdfa2334c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6588cbc4efaab7f31e0c15a53093ddf34559700af76f7128dc38ebdfa2334c", kill_on_drop: false }`
[INFO] [stdout] ce6588cbc4efaab7f31e0c15a53093ddf34559700af76f7128dc38ebdfa2334c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db21a3fa5e43af3fee33ff8be6a09c9da9039825326650830979e8d564bd9585
[INFO] running `Command { std: "docker" "start" "-a" "db21a3fa5e43af3fee33ff8be6a09c9da9039825326650830979e8d564bd9585", kill_on_drop: false }`
[INFO] [stderr]     Checking SafeManuallyDrop v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/easy_struct.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct ControlDrop(usize);
[INFO] [stdout]    |        ----------- ^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ControlDrop` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "db21a3fa5e43af3fee33ff8be6a09c9da9039825326650830979e8d564bd9585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db21a3fa5e43af3fee33ff8be6a09c9da9039825326650830979e8d564bd9585", kill_on_drop: false }`
[INFO] [stdout] db21a3fa5e43af3fee33ff8be6a09c9da9039825326650830979e8d564bd9585
