[INFO] fetching crate mozjpeg 0.8.20...
[INFO] checking mozjpeg-0.8.20 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627
[INFO] extracting crate mozjpeg 0.8.20 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mozjpeg 0.8.20 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mozjpeg 0.8.20
[INFO] finished tweaking crates.io crate mozjpeg 0.8.20
[INFO] tweaked toml for crates.io crate mozjpeg 0.8.20 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31c7acf0b8f70f18a49f30129651fd0579fb34a7b0392cc2d0de2c11446a0a5a
[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" "31c7acf0b8f70f18a49f30129651fd0579fb34a7b0392cc2d0de2c11446a0a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31c7acf0b8f70f18a49f30129651fd0579fb34a7b0392cc2d0de2c11446a0a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c7acf0b8f70f18a49f30129651fd0579fb34a7b0392cc2d0de2c11446a0a5a", kill_on_drop: false }`
[INFO] [stdout] 31c7acf0b8f70f18a49f30129651fd0579fb34a7b0392cc2d0de2c11446a0a5a
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e4a16e3bb7e65b4c33d49a7b2d1077adfdbf176b4279a46155cc6d524e8e49a
[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" "7e4a16e3bb7e65b4c33d49a7b2d1077adfdbf176b4279a46155cc6d524e8e49a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling nasm-rs v0.1.7
[INFO] [stderr]    Compiling mozjpeg-sys v0.10.9
[INFO] [stderr]     Checking mozjpeg v0.8.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.70s
[INFO] running `Command { std: "docker" "inspect" "7e4a16e3bb7e65b4c33d49a7b2d1077adfdbf176b4279a46155cc6d524e8e49a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4a16e3bb7e65b4c33d49a7b2d1077adfdbf176b4279a46155cc6d524e8e49a", kill_on_drop: false }`
[INFO] [stdout] 7e4a16e3bb7e65b4c33d49a7b2d1077adfdbf176b4279a46155cc6d524e8e49a