[INFO] fetching crate qrcode-generator 4.0.3...
[INFO] checking qrcode-generator-4.0.3 against beta for pr-78714
[INFO] extracting crate qrcode-generator 4.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate qrcode-generator 4.0.3 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 qrcode-generator 4.0.3
[INFO] finished tweaking crates.io crate qrcode-generator 4.0.3
[INFO] tweaked toml for crates.io crate qrcode-generator 4.0.3 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7d3422e75e8399ace9e7ff36cee32880bcabc902d9df860cdba51051999b541e
[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" "7d3422e75e8399ace9e7ff36cee32880bcabc902d9df860cdba51051999b541e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3422e75e8399ace9e7ff36cee32880bcabc902d9df860cdba51051999b541e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3422e75e8399ace9e7ff36cee32880bcabc902d9df860cdba51051999b541e", kill_on_drop: false }`
[INFO] [stdout] 7d3422e75e8399ace9e7ff36cee32880bcabc902d9df860cdba51051999b541e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 145b52b68262fb040171f2639b6e83244b9774356aec5357999ab2821c671f68
[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" "145b52b68262fb040171f2639b6e83244b9774356aec5357999ab2821c671f68", kill_on_drop: false }`
[INFO] [stderr]    Compiling slash-formatter v3.1.0
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking concat-with v0.2.5
[INFO] [stderr]     Checking html-escape v0.2.6
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking qrcode-generator v4.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `image::png::CompressionType`, `image::png::FilterType`
[INFO] [stdout]    --> 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[E0432]: unresolved imports `image::png::CompressionType`, `image::png::FilterType`
[INFO] [stdout]    --> 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] warning: use of deprecated type alias `image::png::PNGEncoder`: Use `PngEncoder` instead
[INFO] [stdout]    --> src/lib.rs:136:47
[INFO] [stdout]     |
[INFO] [stdout] 136 | use image::png::{CompressionType, FilterType, PNGEncoder};
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::png::PNGEncoder`: Use `PngEncoder` instead
[INFO] [stdout]    --> src/lib.rs:473:19
[INFO] [stdout]     |
[INFO] [stdout] 473 |     let encoder = PNGEncoder::new_with_quality(writer, CompressionType::Best, FilterType::NoFilter);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::png::PNGEncoder`: Use `PngEncoder` instead
[INFO] [stdout]    --> src/lib.rs:136:47
[INFO] [stdout]     |
[INFO] [stdout] 136 | use image::png::{CompressionType, FilterType, PNGEncoder};
[INFO] [stdout]     |                                               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `image::png::PNGEncoder`: Use `PngEncoder` instead
[INFO] [stdout]    --> src/lib.rs:473:19
[INFO] [stdout]     |
[INFO] [stdout] 473 |     let encoder = PNGEncoder::new_with_quality(writer, CompressionType::Best, FilterType::NoFilter);
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[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] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "145b52b68262fb040171f2639b6e83244b9774356aec5357999ab2821c671f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145b52b68262fb040171f2639b6e83244b9774356aec5357999ab2821c671f68", kill_on_drop: false }`
[INFO] [stdout] 145b52b68262fb040171f2639b6e83244b9774356aec5357999ab2821c671f68