[INFO] fetching crate font-atlas-image 0.1.2...
[INFO] documenting font-atlas-image-0.1.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate font-atlas-image 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate font-atlas-image 0.1.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate font-atlas-image 0.1.2
[INFO] finished tweaking crates.io crate font-atlas-image 0.1.2
[INFO] tweaked toml for crates.io crate font-atlas-image 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusttype v0.2.4
[INFO] [stderr]   Downloaded bincode v0.3.0
[INFO] [stderr]   Downloaded enum_primitive v0.0.1
[INFO] [stderr]   Downloaded font-atlas v0.1.4
[INFO] [stderr]   Downloaded image v0.3.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0427ba4e2c3f34c96348b42420fc28a4d313e91dc02c8a694ea0330b5e658bda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0427ba4e2c3f34c96348b42420fc28a4d313e91dc02c8a694ea0330b5e658bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0427ba4e2c3f34c96348b42420fc28a4d313e91dc02c8a694ea0330b5e658bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0427ba4e2c3f34c96348b42420fc28a4d313e91dc02c8a694ea0330b5e658bda", kill_on_drop: false }`
[INFO] [stdout] 0427ba4e2c3f34c96348b42420fc28a4d313e91dc02c8a694ea0330b5e658bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 47c8172e4bfb5ba6f4e39dbfe910f10549d35ff43bf33eb4d4d9f2bcd11edac3
[INFO] running `Command { std: "docker" "start" "-a" "47c8172e4bfb5ba6f4e39dbfe910f10549d35ff43bf33eb4d4d9f2bcd11edac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking enum_primitive v0.0.1
[INFO] [stderr]     Checking image v0.3.9
[INFO] [stderr]     Checking bincode v0.3.0
[INFO] [stdout] error[E0532]: expected tuple struct or tuple variant, found unit variant `ImageError::NotEnoughData`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/image-0.3.9/./src/image.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             ImageError::NotEnoughData(..) => &"Not enough data",
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ not a tuple struct or tuple variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0532`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `image`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "47c8172e4bfb5ba6f4e39dbfe910f10549d35ff43bf33eb4d4d9f2bcd11edac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c8172e4bfb5ba6f4e39dbfe910f10549d35ff43bf33eb4d4d9f2bcd11edac3", kill_on_drop: false }`
[INFO] [stdout] 47c8172e4bfb5ba6f4e39dbfe910f10549d35ff43bf33eb4d4d9f2bcd11edac3