[INFO] fetching crate todo_app_server 0.1.3...
[INFO] documenting todo_app_server-0.1.3 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate todo_app_server 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate todo_app_server 0.1.3 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate todo_app_server 0.1.3
[INFO] finished tweaking crates.io crate todo_app_server 0.1.3
[INFO] tweaked toml for crates.io crate todo_app_server 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate todo_app_server 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65c80b699c928d481f5cb0c8f96bd73d8ae1ab185cbcf2682be0e3b41bca7cf5
[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" "65c80b699c928d481f5cb0c8f96bd73d8ae1ab185cbcf2682be0e3b41bca7cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65c80b699c928d481f5cb0c8f96bd73d8ae1ab185cbcf2682be0e3b41bca7cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c80b699c928d481f5cb0c8f96bd73d8ae1ab185cbcf2682be0e3b41bca7cf5", kill_on_drop: false }`
[INFO] [stdout] 65c80b699c928d481f5cb0c8f96bd73d8ae1ab185cbcf2682be0e3b41bca7cf5
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 421d298e442f6df95b928d388a3bb541d595ebe327d1ac1ac5f1c0a91b75ed2e
[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" "421d298e442f6df95b928d388a3bb541d595ebe327d1ac1ac5f1c0a91b75ed2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling cc v1.0.56
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking rusqlite v0.21.0
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.12.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking tokio-tungstenite v0.10.1
[INFO] [stderr]     Checking hyper v0.13.6
[INFO] [stderr]     Checking warp v0.2.3
[INFO] [stderr]     Checking todo_app_server v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting todo_app_server v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "421d298e442f6df95b928d388a3bb541d595ebe327d1ac1ac5f1c0a91b75ed2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421d298e442f6df95b928d388a3bb541d595ebe327d1ac1ac5f1c0a91b75ed2e", kill_on_drop: false }`
[INFO] [stdout] 421d298e442f6df95b928d388a3bb541d595ebe327d1ac1ac5f1c0a91b75ed2e