[INFO] cloning repository https://github.com/pkdone/mongo-robust-fluidity-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkdone/mongo-robust-fluidity-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-robust-fluidity-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-robust-fluidity-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db73adf2b952bb73179cdb028f72501f735ff439
[INFO] documenting pkdone/mongo-robust-fluidity-demo against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkdone%2Fmongo-robust-fluidity-demo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pkdone/mongo-robust-fluidity-demo on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pkdone/mongo-robust-fluidity-demo
[INFO] finished tweaking git repo https://github.com/pkdone/mongo-robust-fluidity-demo
[INFO] tweaked toml for git repo https://github.com/pkdone/mongo-robust-fluidity-demo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pkdone/mongo-robust-fluidity-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae8d35ee249b74f29e1b9a0e9b234b0806745395c53f0cc56388ad63300ff6b6
[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" "ae8d35ee249b74f29e1b9a0e9b234b0806745395c53f0cc56388ad63300ff6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae8d35ee249b74f29e1b9a0e9b234b0806745395c53f0cc56388ad63300ff6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8d35ee249b74f29e1b9a0e9b234b0806745395c53f0cc56388ad63300ff6b6", kill_on_drop: false }`
[INFO] [stdout] ae8d35ee249b74f29e1b9a0e9b234b0806745395c53f0cc56388ad63300ff6b6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b63d21f514c91bd8e772192c677dda0dde2a37419905ff1a31074fbeca104f80
[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" "b63d21f514c91bd8e772192c677dda0dde2a37419905ff1a31074fbeca104f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking http v0.2.2
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking os_info v2.0.8
[INFO] [stderr]     Checking ring v0.16.19
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking futures-intrusive v0.3.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking multipart v0.17.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking headers v0.3.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.3.0
[INFO] [stderr]     Checking bson v1.1.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking trust-dns-proto v0.19.6
[INFO] [stderr]     Checking tokio-tungstenite v0.11.0
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking serde_with v1.6.0
[INFO] [stderr]     Checking trust-dns-resolver v0.19.6
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking warp v0.2.5
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking mongodb v1.1.1
[INFO] [stderr]  Documenting mongo-robust-fluidity-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "b63d21f514c91bd8e772192c677dda0dde2a37419905ff1a31074fbeca104f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63d21f514c91bd8e772192c677dda0dde2a37419905ff1a31074fbeca104f80", kill_on_drop: false }`
[INFO] [stdout] b63d21f514c91bd8e772192c677dda0dde2a37419905ff1a31074fbeca104f80
