[INFO] cloning repository https://github.com/ZeroCostGoods/hoppler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZeroCostGoods/hoppler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCostGoods%2Fhoppler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCostGoods%2Fhoppler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79d23558aa6f998fdd45408cc25fa77b88807080
[INFO] documenting ZeroCostGoods/hoppler against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeroCostGoods%2Fhoppler" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZeroCostGoods/hoppler on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZeroCostGoods/hoppler
[INFO] finished tweaking git repo https://github.com/ZeroCostGoods/hoppler
[INFO] tweaked toml for git repo https://github.com/ZeroCostGoods/hoppler written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ZeroCostGoods/hoppler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.2
[INFO] [stderr]   Downloaded diesel v0.11.4
[INFO] [stderr]   Downloaded diesel_infer_schema v0.11.0
[INFO] [stderr]   Downloaded diesel_codegen v0.11.0
[INFO] [stderr]   Downloaded rocket_contrib v0.2.2
[INFO] [stderr]   Downloaded rocket_codegen v0.2.2
[INFO] [stderr]   Downloaded serde_yaml v0.6.2
[INFO] [stderr]   Downloaded rocket v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 789a0765c3a3e0f67aa40a0ca0c36d99dccb2438c8d627c86246653ed98d6f58
[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" "789a0765c3a3e0f67aa40a0ca0c36d99dccb2438c8d627c86246653ed98d6f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "789a0765c3a3e0f67aa40a0ca0c36d99dccb2438c8d627c86246653ed98d6f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789a0765c3a3e0f67aa40a0ca0c36d99dccb2438c8d627c86246653ed98d6f58", kill_on_drop: false }`
[INFO] [stdout] 789a0765c3a3e0f67aa40a0ca0c36d99dccb2438c8d627c86246653ed98d6f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 042d47e434fc29dfa1408285769a3a132804b336b6d4269b1f648a679577240e
[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" "042d47e434fc29dfa1408285769a3a132804b336b6d4269b1f648a679577240e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling version_check v0.1.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]     Checking term v0.4.5
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]     Checking serde v0.9.11
[INFO] [stderr]    Compiling state v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.2.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `state` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "042d47e434fc29dfa1408285769a3a132804b336b6d4269b1f648a679577240e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042d47e434fc29dfa1408285769a3a132804b336b6d4269b1f648a679577240e", kill_on_drop: false }`
[INFO] [stdout] 042d47e434fc29dfa1408285769a3a132804b336b6d4269b1f648a679577240e