[INFO] fetching crate loop9 0.1.1...
[INFO] checking loop9-0.1.1 against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] extracting crate loop9 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate loop9 0.1.1 on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loop9 0.1.1
[INFO] finished tweaking crates.io crate loop9 0.1.1
[INFO] tweaked toml for crates.io crate loop9 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", 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] 2755a2f103d8a029389559e287e6037a016ffbd4bf57338254726e0ce16798a5
[INFO] running `Command { std: "docker" "start" "-a" "2755a2f103d8a029389559e287e6037a016ffbd4bf57338254726e0ce16798a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2755a2f103d8a029389559e287e6037a016ffbd4bf57338254726e0ce16798a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2755a2f103d8a029389559e287e6037a016ffbd4bf57338254726e0ce16798a5", kill_on_drop: false }`
[INFO] [stdout] 2755a2f103d8a029389559e287e6037a016ffbd4bf57338254726e0ce16798a5
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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] c6129063522299f87c0aa6f6e5b09726bd93707e7a6dda99b267a344870e323e
[INFO] running `Command { std: "docker" "start" "-a" "c6129063522299f87c0aa6f6e5b09726bd93707e7a6dda99b267a344870e323e", kill_on_drop: false }`
[INFO] [stderr]     Checking imgref v1.7.0
[INFO] [stderr]     Checking loop9 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated field `imgref::Img::buf`: Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stdout]   --> src/lib.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let data = img.buf.as_ref();
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated field `imgref::Img::buf`: Don't access struct fields directly. Use buf(), buf_mut() or into_buf()
[INFO] [stdout]   --> src/lib.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let data = img.buf.as_ref();
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c6129063522299f87c0aa6f6e5b09726bd93707e7a6dda99b267a344870e323e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6129063522299f87c0aa6f6e5b09726bd93707e7a6dda99b267a344870e323e", kill_on_drop: false }`
[INFO] [stdout] c6129063522299f87c0aa6f6e5b09726bd93707e7a6dda99b267a344870e323e