[INFO] fetching crate imgref 1.6.1...
[INFO] checking imgref-1.6.1 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate imgref 1.6.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate imgref 1.6.1 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imgref 1.6.1
[INFO] finished tweaking crates.io crate imgref 1.6.1
[INFO] tweaked toml for crates.io crate imgref 1.6.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2aee442fd97a3e39cbfcd453c1a289646fd49a6181f74251e6d5462a3b0799e
[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" "e2aee442fd97a3e39cbfcd453c1a289646fd49a6181f74251e6d5462a3b0799e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2aee442fd97a3e39cbfcd453c1a289646fd49a6181f74251e6d5462a3b0799e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2aee442fd97a3e39cbfcd453c1a289646fd49a6181f74251e6d5462a3b0799e", kill_on_drop: false }`
[INFO] [stdout] e2aee442fd97a3e39cbfcd453c1a289646fd49a6181f74251e6d5462a3b0799e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bff29b61eb4cad70c886fc7009cc20af4b0480931963a5083afb7c1b54b0825b
[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" "bff29b61eb4cad70c886fc7009cc20af4b0480931963a5083afb7c1b54b0825b", kill_on_drop: false }`
[INFO] [stderr]     Checking imgref v1.6.1 (/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]   --> benches/iterbench.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         img.buf.iter().cloned().map(|p| p as usize).sum::<usize>()
[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]   --> benches/iterbench.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         img.buf.chunks(img.stride()).flat_map(|row| row[0..img.width()].iter()).cloned().map(|p| p as usize).sum::<usize>()
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "bff29b61eb4cad70c886fc7009cc20af4b0480931963a5083afb7c1b54b0825b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff29b61eb4cad70c886fc7009cc20af4b0480931963a5083afb7c1b54b0825b", kill_on_drop: false }`
[INFO] [stdout] bff29b61eb4cad70c886fc7009cc20af4b0480931963a5083afb7c1b54b0825b