[INFO] fetching crate rustbitmap 0.1.0...
[INFO] checking rustbitmap-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate rustbitmap 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rustbitmap 0.1.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustbitmap 0.1.0
[INFO] finished tweaking crates.io crate rustbitmap 0.1.0
[INFO] tweaked toml for crates.io crate rustbitmap 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rustbitmap 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ccb21c1b9d9cb74b02042d9dd4628004cc568e0b206e5c83a824ca7a141e290
[INFO] running `Command { std: "docker" "start" "-a" "7ccb21c1b9d9cb74b02042d9dd4628004cc568e0b206e5c83a824ca7a141e290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ccb21c1b9d9cb74b02042d9dd4628004cc568e0b206e5c83a824ca7a141e290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ccb21c1b9d9cb74b02042d9dd4628004cc568e0b206e5c83a824ca7a141e290", kill_on_drop: false }`
[INFO] [stdout] 7ccb21c1b9d9cb74b02042d9dd4628004cc568e0b206e5c83a824ca7a141e290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d0f0d07a84cc72031a978a2df9e88423ac439bf123598287049d44c4e3046a
[INFO] running `Command { std: "docker" "start" "-a" "a0d0f0d07a84cc72031a978a2df9e88423ac439bf123598287049d44c4e3046a", kill_on_drop: false }`
[INFO] [stderr]     Checking rustbitmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:255:69
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     format!("Couldn't create {}: {}", filename, why.description()).to_owned(),
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:262:71
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 Err(format!("Couldn't write to {}: {}", filename, why.description()).to_owned())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:255:69
[INFO] [stdout]     |
[INFO] [stdout] 255 |                     format!("Couldn't create {}: {}", filename, why.description()).to_owned(),
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/bitmap/image.rs:262:71
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 Err(format!("Couldn't write to {}: {}", filename, why.description()).to_owned())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "a0d0f0d07a84cc72031a978a2df9e88423ac439bf123598287049d44c4e3046a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d0f0d07a84cc72031a978a2df9e88423ac439bf123598287049d44c4e3046a", kill_on_drop: false }`
[INFO] [stdout] a0d0f0d07a84cc72031a978a2df9e88423ac439bf123598287049d44c4e3046a