[INFO] fetching crate ser-io 0.2.0...
[INFO] testing ser-io-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate ser-io 0.2.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate ser-io 0.2.0 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 ser-io 0.2.0
[INFO] finished tweaking crates.io crate ser-io 0.2.0
[INFO] tweaked toml for crates.io crate ser-io 0.2.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] crate crates.io crate ser-io 0.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 3c4cc2f76a6a78c40083f26b92a33b958c4cd6d6183a486fd80fe320a7340e3e
[INFO] running `Command { std: "docker" "start" "-a" "3c4cc2f76a6a78c40083f26b92a33b958c4cd6d6183a486fd80fe320a7340e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c4cc2f76a6a78c40083f26b92a33b958c4cd6d6183a486fd80fe320a7340e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4cc2f76a6a78c40083f26b92a33b958c4cd6d6183a486fd80fe320a7340e3e", kill_on_drop: false }`
[INFO] [stdout] 3c4cc2f76a6a78c40083f26b92a33b958c4cd6d6183a486fd80fe320a7340e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 25f83aa8279b4bedb4f9a87691cc5233e91504040a8637c6e12f3a66d44ab09b
[INFO] running `Command { std: "docker" "start" "-a" "25f83aa8279b4bedb4f9a87691cc5233e91504040a8637c6e12f3a66d44ab09b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling ser-io v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "25f83aa8279b4bedb4f9a87691cc5233e91504040a8637c6e12f3a66d44ab09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f83aa8279b4bedb4f9a87691cc5233e91504040a8637c6e12f3a66d44ab09b", kill_on_drop: false }`
[INFO] [stdout] 25f83aa8279b4bedb4f9a87691cc5233e91504040a8637c6e12f3a66d44ab09b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 1ba85a81e50b32315c5562b16e417311174210c44a29712928c92454f7032771
[INFO] running `Command { std: "docker" "start" "-a" "1ba85a81e50b32315c5562b16e417311174210c44a29712928c92454f7032771", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling ser-io v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0615]: attempted to take value of method `image_frame_size` on type `&SerHeader`
[INFO] [stdout]   --> examples/view-ser.rs:43:39
[INFO] [stdout]    |
[INFO] [stdout] 43 |     println!("Frame size: {}", header.image_frame_size);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 43 |     println!("Frame size: {}", header.image_frame_size());
[INFO] [stdout]    |                                                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `bytes_per_pixel` on type `&SerHeader`
[INFO] [stdout]   --> examples/view-ser.rs:45:44
[INFO] [stdout]    |
[INFO] [stdout] 45 |     println!("Bytes per pixel: {}", header.bytes_per_pixel);
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 45 |     println!("Bytes per pixel: {}", header.bytes_per_pixel());
[INFO] [stdout]    |                                                           ++
[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 E0615`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ser-io` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1ba85a81e50b32315c5562b16e417311174210c44a29712928c92454f7032771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba85a81e50b32315c5562b16e417311174210c44a29712928c92454f7032771", kill_on_drop: false }`
[INFO] [stdout] 1ba85a81e50b32315c5562b16e417311174210c44a29712928c92454f7032771