[INFO] fetching crate buffy 0.0.2...
[INFO] testing buffy-0.0.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate buffy 0.0.2 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate buffy 0.0.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buffy 0.0.2
[INFO] finished tweaking crates.io crate buffy 0.0.2
[INFO] tweaked toml for crates.io crate buffy 0.0.2 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate buffy 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e767398c878e83711cf8d0d97c77ea14c316bc69ead065d09338dc1f0a82f58d
[INFO] running `Command { std: "docker" "start" "-a" "e767398c878e83711cf8d0d97c77ea14c316bc69ead065d09338dc1f0a82f58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e767398c878e83711cf8d0d97c77ea14c316bc69ead065d09338dc1f0a82f58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e767398c878e83711cf8d0d97c77ea14c316bc69ead065d09338dc1f0a82f58d", kill_on_drop: false }`
[INFO] [stdout] e767398c878e83711cf8d0d97c77ea14c316bc69ead065d09338dc1f0a82f58d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 755cd13d3801f5b8a5354e57ad858cf43a8a11e0cde5c6772e74a7cdca39bf1f
[INFO] running `Command { std: "docker" "start" "-a" "755cd13d3801f5b8a5354e57ad858cf43a8a11e0cde5c6772e74a7cdca39bf1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling buffy v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "755cd13d3801f5b8a5354e57ad858cf43a8a11e0cde5c6772e74a7cdca39bf1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755cd13d3801f5b8a5354e57ad858cf43a8a11e0cde5c6772e74a7cdca39bf1f", kill_on_drop: false }`
[INFO] [stdout] 755cd13d3801f5b8a5354e57ad858cf43a8a11e0cde5c6772e74a7cdca39bf1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a807fd2ee8940940919426a48245fc91d20f96c08602ff24e01a5e81030820c
[INFO] running `Command { std: "docker" "start" "-a" "8a807fd2ee8940940919426a48245fc91d20f96c08602ff24e01a5e81030820c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[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]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling mio v0.7.6
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling crossterm v0.18.2
[INFO] [stderr]    Compiling buffy v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `crossterm::style::Color: From<buffy::Color>` is not satisfied
[INFO] [stdout]   --> examples/basic_crossterm.rs:19:66
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 style::SetColors(style::Colors::new(q.color[i].0.into(), q.color[i].1.into())),
[INFO] [stdout]    |                                                                  ^^^^ the trait `From<buffy::Color>` is not implemented for `crossterm::style::Color`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <crossterm::style::Color as From<(u8, u8, u8)>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<crossterm::style::Color>` for `buffy::Color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `crossterm::style::Color: From<buffy::Color>` is not satisfied
[INFO] [stdout]   --> examples/basic_crossterm.rs:19:87
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 style::SetColors(style::Colors::new(q.color[i].0.into(), q.color[i].1.into())),
[INFO] [stdout]    |                                                                                       ^^^^ the trait `From<buffy::Color>` is not implemented for `crossterm::style::Color`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <crossterm::style::Color as From<(u8, u8, u8)>>
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<crossterm::style::Color>` for `buffy::Color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buffy` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     height: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[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] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8a807fd2ee8940940919426a48245fc91d20f96c08602ff24e01a5e81030820c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a807fd2ee8940940919426a48245fc91d20f96c08602ff24e01a5e81030820c", kill_on_drop: false }`
[INFO] [stdout] 8a807fd2ee8940940919426a48245fc91d20f96c08602ff24e01a5e81030820c