[INFO] cloning repository https://github.com/ImageOptim/gifski
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ImageOptim/gifski" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad4af0a0a44e9c3b74ce213feb000d15b543be0e
[INFO] checking ImageOptim/gifski against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ImageOptim/gifski already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded quick-error v2.0.1
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded imagequant v3.0.4-alpha.2
[INFO] [stderr]   Downloaded openmp-sys v1.2.0
[INFO] [stderr]   Downloaded imagequant-sys v3.0.4-alpha.2
[INFO] [stderr]   Downloaded dunce v1.0.1
[INFO] [stderr]   Downloaded ffmpeg-sys-next v4.3.5
[INFO] [stderr]   Downloaded imgref v1.9.0
[INFO] [stderr]   Downloaded gif-dispose v3.1.1
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded pbr v1.0.4
[INFO] [stderr]   Downloaded fallible_collections v0.4.2
[INFO] [stderr]   Downloaded resize v0.7.2
[INFO] [stderr]   Downloaded gifsicle v1.92.5
[INFO] [stderr]   Downloaded lodepng v3.4.5
[INFO] [stderr]   Downloaded ffmpeg-next v4.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2c06f911b67129b1e601f8104a5b6d830e621ee0731d17c1a80bc1360de898a
[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" "b2c06f911b67129b1e601f8104a5b6d830e621ee0731d17c1a80bc1360de898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2c06f911b67129b1e601f8104a5b6d830e621ee0731d17c1a80bc1360de898a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c06f911b67129b1e601f8104a5b6d830e621ee0731d17c1a80bc1360de898a", kill_on_drop: false }`
[INFO] [stdout] b2c06f911b67129b1e601f8104a5b6d830e621ee0731d17c1a80bc1360de898a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] 611706a2c907ab8eb631b4e8f954ca8cc175086912a89f93d4937e6c3437d4c4
[INFO] running `Command { std: "docker" "start" "-a" "611706a2c907ab8eb631b4e8f954ca8cc175086912a89f93d4937e6c3437d4c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking imgref v1.9.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking fallible_collections v0.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking gif-dispose v3.1.1
[INFO] [stderr]     Checking resize v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking lodepng v3.4.5
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]    Compiling imagequant-sys v3.0.4-alpha.2
[INFO] [stderr]    Compiling gifsicle v1.92.5
[INFO] [stderr]     Checking imagequant v3.0.4-alpha.2
[INFO] [stderr]     Checking gifski v1.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 29.14s
[INFO] running `Command { std: "docker" "inspect" "611706a2c907ab8eb631b4e8f954ca8cc175086912a89f93d4937e6c3437d4c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611706a2c907ab8eb631b4e8f954ca8cc175086912a89f93d4937e6c3437d4c4", kill_on_drop: false }`
[INFO] [stdout] 611706a2c907ab8eb631b4e8f954ca8cc175086912a89f93d4937e6c3437d4c4