[INFO] fetching crate envopt 0.0.0...
[INFO] checking envopt-0.0.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate envopt 0.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate envopt 0.0.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate envopt 0.0.0
[INFO] finished tweaking crates.io crate envopt 0.0.0
[INFO] tweaked toml for crates.io crate envopt 0.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate envopt 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 327e53a2d5bdb04770c3bc0feb83189682c69318c7af8380d812261c96e84e8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "327e53a2d5bdb04770c3bc0feb83189682c69318c7af8380d812261c96e84e8c"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling envopt-derive v0.0.0
[INFO] [stderr]     Checking envopt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/envopt-derive-0.0.0/src/lib.rs:132] get_attr("name".into(), variant) = Some(
[INFO] [stderr]     "FOO",
[INFO] [stderr] )
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/envopt-derive-0.0.0/src/lib.rs:136] get_attr("default".into(), variant) = None
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/envopt-derive-0.0.0/src/lib.rs:132] get_attr("name".into(), variant) = Some(
[INFO] [stderr]     "BAR",
[INFO] [stderr] )
[INFO] [stderr] [/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/envopt-derive-0.0.0/src/lib.rs:136] get_attr("default".into(), variant) = Some(
[INFO] [stderr]     "default-bar",
[INFO] [stderr] )
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.07s
[INFO] running `"docker" "inspect" "327e53a2d5bdb04770c3bc0feb83189682c69318c7af8380d812261c96e84e8c"`
[INFO] running `"docker" "rm" "-f" "327e53a2d5bdb04770c3bc0feb83189682c69318c7af8380d812261c96e84e8c"`
[INFO] [stdout] 327e53a2d5bdb04770c3bc0feb83189682c69318c7af8380d812261c96e84e8c