[INFO] fetching crate hocon 0.3.0...
[INFO] checking hocon-0.3.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate hocon 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate hocon 0.3.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hocon 0.3.0
[INFO] finished tweaking crates.io crate hocon 0.3.0
[INFO] tweaked toml for crates.io crate hocon 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] feae8a2e60030db86c2753b1f9c98b2131d10ae54487e8c43bb377f4943fe460
[INFO] running `"docker" "start" "-a" "feae8a2e60030db86c2753b1f9c98b2131d10ae54487e8c43bb377f4943fe460"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking java-properties v1.2.0
[INFO] [stderr]     Checking console v0.7.7
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]    Compiling test-generator v0.2.2
[INFO] [stderr]     Checking reqwest v0.9.22
[INFO] [stderr]     Checking insta v0.7.4
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking hocon v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: variant is never constructed: `Root`
[INFO] [stderr]   --> src/serde/de.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     Root,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:2:5
[INFO] [stderr]    |
[INFO] [stderr] 2  |     warnings,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `hocon`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "feae8a2e60030db86c2753b1f9c98b2131d10ae54487e8c43bb377f4943fe460"`
[INFO] running `"docker" "rm" "-f" "feae8a2e60030db86c2753b1f9c98b2131d10ae54487e8c43bb377f4943fe460"`
[INFO] [stdout] feae8a2e60030db86c2753b1f9c98b2131d10ae54487e8c43bb377f4943fe460