[INFO] fetching crate cloneable-any 0.1.0...
[INFO] checking cloneable-any-0.1.0 against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119825
[INFO] extracting crate cloneable-any 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cloneable-any 0.1.0 on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloneable-any 0.1.0
[INFO] finished tweaking crates.io crate cloneable-any 0.1.0
[INFO] tweaked toml for crates.io crate cloneable-any 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 491b0fd12054461e34271d6aaea24ea98b26bbffdcbfbe0ed77849bb09bd6b98
[INFO] running `Command { std: "docker" "start" "-a" "491b0fd12054461e34271d6aaea24ea98b26bbffdcbfbe0ed77849bb09bd6b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "491b0fd12054461e34271d6aaea24ea98b26bbffdcbfbe0ed77849bb09bd6b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491b0fd12054461e34271d6aaea24ea98b26bbffdcbfbe0ed77849bb09bd6b98", kill_on_drop: false }`
[INFO] [stdout] 491b0fd12054461e34271d6aaea24ea98b26bbffdcbfbe0ed77849bb09bd6b98
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db8303946aadc797158eecb1724c00e30e5a68706b6a7bbb9495c21a39b1adad
[INFO] running `Command { std: "docker" "start" "-a" "db8303946aadc797158eecb1724c00e30e5a68706b6a7bbb9495c21a39b1adad", kill_on_drop: false }`
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]     Checking cloneable-any v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:58:24
[INFO] [stdout]    |
[INFO] [stdout] 58 |     struct WrapperSync(Box<dyn CloneableAnySync>);
[INFO] [stdout]    |            ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WrapperSync` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 58 |     struct WrapperSync(());
[INFO] [stdout]    |                        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "db8303946aadc797158eecb1724c00e30e5a68706b6a7bbb9495c21a39b1adad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8303946aadc797158eecb1724c00e30e5a68706b6a7bbb9495c21a39b1adad", kill_on_drop: false }`
[INFO] [stdout] db8303946aadc797158eecb1724c00e30e5a68706b6a7bbb9495c21a39b1adad