[INFO] updating cached repository https://github.com/myfreeweb/imgroll
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a244836547cb53c06953d65f973b1c700418135
[INFO] checking myfreeweb/imgroll against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyfreeweb%2Fimgroll" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/myfreeweb/imgroll on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/myfreeweb/imgroll
[INFO] finished tweaking git repo https://github.com/myfreeweb/imgroll
[INFO] tweaked toml for git repo https://github.com/myfreeweb/imgroll written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/myfreeweb/imgroll already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 021ca8bbf3665a6b9c3032e2bf8f0a5b1c04699ad2cdbbcd4010b611cbb6fa60
[INFO] running `"docker" "start" "-a" "021ca8bbf3665a6b9c3032e2bf8f0a5b1c04699ad2cdbbcd4010b611cbb6fa60"`
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling dunce v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking exoquant v0.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling gexiv2-sys v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.2 (https://github.com/phillyfan1138/aws-lambda-rust-runtime#b7e5da55)
[INFO] [stderr]    Compiling rusoto_core v0.42.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking png v0.15.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking zopfli v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling snafu-derive v0.6.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking snafu v0.6.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling nasm-rs v0.1.5
[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.1 (https://github.com/phillyfan1138/aws-lambda-rust-runtime#b7e5da55)
[INFO] [stderr]    Compiling mozjpeg-sys v0.10.2
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling og-libwebp-sys v0.1.1
[INFO] [stderr]     Checking rexiv2 v0.9.0
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking mozjpeg v0.8.14
[INFO] [stderr]     Checking color-thief v0.1.0 (https://github.com/RazrFalcon/color-thief-rs#bb7e77c2)
[INFO] [stderr]     Checking lodepng v2.5.0
[INFO] [stderr]     Checking lambda_runtime_errors v0.1.1 (https://github.com/phillyfan1138/aws-lambda-rust-runtime#b7e5da55)
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]     Checking aws_lambda_events v0.2.5
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-rustls v0.10.2
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking tokio-process v0.2.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-rustls v0.17.1
[INFO] [stderr]     Checking rusoto_credential v0.42.0
[INFO] [stderr]     Checking lambda_runtime_client v0.2.2 (https://github.com/phillyfan1138/aws-lambda-rust-runtime#b7e5da55)
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking rusoto_signature v0.42.0
[INFO] [stderr]     Checking lambda_runtime v0.2.1 (https://github.com/phillyfan1138/aws-lambda-rust-runtime#b7e5da55)
[INFO] [stderr]     Checking rusoto_s3 v0.42.0
[INFO] [stderr]     Checking imgroll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `Lossless`
[INFO] [stderr]   --> src/webp.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Lossless,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lossless`
[INFO] [stderr]   --> src/webp.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     Lossless,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 19s
[INFO] running `"docker" "inspect" "021ca8bbf3665a6b9c3032e2bf8f0a5b1c04699ad2cdbbcd4010b611cbb6fa60"`
[INFO] running `"docker" "rm" "-f" "021ca8bbf3665a6b9c3032e2bf8f0a5b1c04699ad2cdbbcd4010b611cbb6fa60"`
[INFO] [stdout] 021ca8bbf3665a6b9c3032e2bf8f0a5b1c04699ad2cdbbcd4010b611cbb6fa60