[INFO] fetching crate brcode 1.4.1...
[INFO] checking brcode-1.4.1 against beta for pr-78714
[INFO] extracting crate brcode 1.4.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate brcode 1.4.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brcode 1.4.1
[INFO] finished tweaking crates.io crate brcode 1.4.1
[INFO] tweaked toml for crates.io crate brcode 1.4.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99da5da817467f2d23c628b5c3d9bc6997f7fbb93fc7736e3efc932d37559088
[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" "99da5da817467f2d23c628b5c3d9bc6997f7fbb93fc7736e3efc932d37559088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99da5da817467f2d23c628b5c3d9bc6997f7fbb93fc7736e3efc932d37559088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99da5da817467f2d23c628b5c3d9bc6997f7fbb93fc7736e3efc932d37559088", kill_on_drop: false }`
[INFO] [stdout] 99da5da817467f2d23c628b5c3d9bc6997f7fbb93fc7736e3efc932d37559088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41fc3a301e5fe91124f34ec32016a89c8d277e4f63c360a9138f137699d0d946
[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" "41fc3a301e5fe91124f34ec32016a89c8d277e4f63c360a9138f137699d0d946", kill_on_drop: false }`
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]    Compiling edn-rs v0.16.11
[INFO] [stderr]     Checking edn-rs v0.15.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking html-escape v0.2.6
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]    Compiling edn-derive v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking qrcode-generator v4.0.3
[INFO] [stdout] error[E0432]: unresolved imports `image::png::CompressionType`, `image::png::FilterType`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/qrcode-generator-4.0.3/src/lib.rs:136:18
[INFO] [stdout]     |
[INFO] [stdout] 136 | use image::png::{CompressionType, FilterType, PNGEncoder};
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^  ^^^^^^^^^^ no `FilterType` in `png`
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  no `CompressionType` in `png`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `qrcode-generator`
[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" "41fc3a301e5fe91124f34ec32016a89c8d277e4f63c360a9138f137699d0d946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fc3a301e5fe91124f34ec32016a89c8d277e4f63c360a9138f137699d0d946", kill_on_drop: false }`
[INFO] [stdout] 41fc3a301e5fe91124f34ec32016a89c8d277e4f63c360a9138f137699d0d946