[INFO] fetching crate yaml_file_handler 0.1.4...
[INFO] checking yaml_file_handler-0.1.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate yaml_file_handler 0.1.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate yaml_file_handler 0.1.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml_file_handler 0.1.4
[INFO] finished tweaking crates.io crate yaml_file_handler 0.1.4
[INFO] tweaked toml for crates.io crate yaml_file_handler 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d3e4704a93771fd0af2fd6bd592a4f4b701f5a20c17cfb40b4acbffdf5915f3
[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" "7d3e4704a93771fd0af2fd6bd592a4f4b701f5a20c17cfb40b4acbffdf5915f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d3e4704a93771fd0af2fd6bd592a4f4b701f5a20c17cfb40b4acbffdf5915f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3e4704a93771fd0af2fd6bd592a4f4b701f5a20c17cfb40b4acbffdf5915f3", kill_on_drop: false }`
[INFO] [stdout] 7d3e4704a93771fd0af2fd6bd592a4f4b701f5a20c17cfb40b4acbffdf5915f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3d7a1f03a77b506cbb74460f48ddbbb6f4dbc393e5e4360c8496173c239b9b5
[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" "b3d7a1f03a77b506cbb74460f48ddbbb6f4dbc393e5e4360c8496173c239b9b5", kill_on_drop: false }`
[INFO] [stderr]     Checking yaml-rust v0.2.2
[INFO] [stderr]     Checking yaml_file_handler v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `yaml_handler::FileHandler`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use yaml_handler::FileHandler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b3d7a1f03a77b506cbb74460f48ddbbb6f4dbc393e5e4360c8496173c239b9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d7a1f03a77b506cbb74460f48ddbbb6f4dbc393e5e4360c8496173c239b9b5", kill_on_drop: false }`
[INFO] [stdout] b3d7a1f03a77b506cbb74460f48ddbbb6f4dbc393e5e4360c8496173c239b9b5