[INFO] fetching crate gifski 1.4.0-alpha.1...
[INFO] checking gifski-1.4.0-alpha.1 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate gifski 1.4.0-alpha.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gifski 1.4.0-alpha.1 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gifski 1.4.0-alpha.1
[INFO] finished tweaking crates.io crate gifski 1.4.0-alpha.1
[INFO] tweaked toml for crates.io crate gifski 1.4.0-alpha.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate gifski 1.4.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded imgref v1.7.1
[INFO] [stderr]   Downloaded dunce v1.0.1
[INFO] [stderr]   Downloaded ahash v0.4.7
[INFO] [stderr]   Downloaded ffmpeg-sys-next v4.3.5
[INFO] [stderr]   Downloaded ffmpeg-next v4.3.8
[INFO] [stderr]   Downloaded gifsicle v1.92.4
[INFO] [stderr]   Downloaded gif-dispose v3.1.1
[INFO] [stderr]   Downloaded pbr v1.0.4
[INFO] [stderr]   Downloaded openmp-sys v1.2.0-alpha.1
[INFO] [stderr]   Downloaded lodepng v3.4.4
[INFO] [stderr]   Downloaded bytemuck v1.5.0
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded clang-sys v0.29.3
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded weezl v0.1.4
[INFO] [stderr]   Downloaded imagequant v3.0.4-alpha.1
[INFO] [stderr]   Downloaded imagequant-sys v3.0.4-alpha.1
[INFO] [stderr]   Downloaded fallible_collections v0.4.0
[INFO] [stderr]   Downloaded resize v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 904dae0186ec497e9a96fb2e30c4bc09dc090fd2b823ba333cef96154e18ddb4
[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" "904dae0186ec497e9a96fb2e30c4bc09dc090fd2b823ba333cef96154e18ddb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "904dae0186ec497e9a96fb2e30c4bc09dc090fd2b823ba333cef96154e18ddb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904dae0186ec497e9a96fb2e30c4bc09dc090fd2b823ba333cef96154e18ddb4", kill_on_drop: false }`
[INFO] [stdout] 904dae0186ec497e9a96fb2e30c4bc09dc090fd2b823ba333cef96154e18ddb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d68d38ee7d21832323305e24c4f548add1debea6b586eb4256b9da1f6fc09738
[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" "d68d38ee7d21832323305e24c4f548add1debea6b586eb4256b9da1f6fc09738", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytemuck v1.5.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking imgref v1.7.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking fallible_collections v0.4.0
[INFO] [stderr]     Checking resize v0.6.2
[INFO] [stderr]     Checking gif-dispose v3.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking lodepng v3.4.4
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]    Compiling imagequant-sys v3.0.4-alpha.1
[INFO] [stderr]    Compiling gifsicle v1.92.4
[INFO] [stderr]     Checking imagequant v3.0.4-alpha.1
[INFO] [stderr]     Checking gifski v1.4.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 26.58s
[INFO] running `Command { std: "docker" "inspect" "d68d38ee7d21832323305e24c4f548add1debea6b586eb4256b9da1f6fc09738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68d38ee7d21832323305e24c4f548add1debea6b586eb4256b9da1f6fc09738", kill_on_drop: false }`
[INFO] [stdout] d68d38ee7d21832323305e24c4f548add1debea6b586eb4256b9da1f6fc09738