[INFO] fetching crate qrcode-generator 4.0.3...
[INFO] checking qrcode-generator-4.0.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate qrcode-generator 4.0.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate qrcode-generator 4.0.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37bd6888794b29f32c52d3c245cf8013c5e6ddd36d2132f688c6ddb6c6d60315
[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" "37bd6888794b29f32c52d3c245cf8013c5e6ddd36d2132f688c6ddb6c6d60315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37bd6888794b29f32c52d3c245cf8013c5e6ddd36d2132f688c6ddb6c6d60315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bd6888794b29f32c52d3c245cf8013c5e6ddd36d2132f688c6ddb6c6d60315", kill_on_drop: false }`
[INFO] [stdout] 37bd6888794b29f32c52d3c245cf8013c5e6ddd36d2132f688c6ddb6c6d60315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3206c7096e8e78eef9826621561af671aa7c1206eabd160802a48fa8f1fd451d
[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" "3206c7096e8e78eef9826621561af671aa7c1206eabd160802a48fa8f1fd451d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking weezl v0.1.1
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]    Compiling slash-formatter v3.1.0
[INFO] [stderr]     Checking concat-with v0.2.5
[INFO] [stderr]     Checking qrcodegen v1.6.0
[INFO] [stderr]     Checking html-escape v0.2.6
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking qrcode-generator v4.0.3 (/opt/rustwide/workdir)
[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] 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 31.41s
[INFO] running `Command { std: "docker" "inspect" "3206c7096e8e78eef9826621561af671aa7c1206eabd160802a48fa8f1fd451d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3206c7096e8e78eef9826621561af671aa7c1206eabd160802a48fa8f1fd451d", kill_on_drop: false }`
[INFO] [stdout] 3206c7096e8e78eef9826621561af671aa7c1206eabd160802a48fa8f1fd451d