[INFO] cloning repository https://github.com/anmonteiro/now-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anmonteiro/now-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmonteiro%2Fnow-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmonteiro%2Fnow-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba3280b1e477ee2f2b8ef16cd7622ba983f4d19d
[INFO] documenting anmonteiro/now-rust against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanmonteiro%2Fnow-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anmonteiro/now-rust 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 git repo https://github.com/anmonteiro/now-rust
[INFO] finished tweaking git repo https://github.com/anmonteiro/now-rust
[INFO] tweaked toml for git repo https://github.com/anmonteiro/now-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/anmonteiro/now-rust 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-timer v0.2.9
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded rand_jitter v0.1.1
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.0
[INFO] [stderr]   Downloaded want v0.0.6
[INFO] [stderr]   Downloaded tokio v0.1.15
[INFO] [stderr]   Downloaded arrayvec v0.4.10
[INFO] [stderr]   Downloaded tokio-executor v0.1.6
[INFO] [stderr]   Downloaded tokio-codec v0.1.1
[INFO] [stderr]   Downloaded serde v1.0.85
[INFO] [stderr]   Downloaded tokio-reactor v0.1.8
[INFO] [stderr]   Downloaded syn v0.15.26
[INFO] [stderr]   Downloaded http v0.1.15
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[INFO] [stderr]   Downloaded lambda_runtime_client v0.2.0
[INFO] [stderr]   Downloaded quote v0.6.11
[INFO] [stderr]   Downloaded tokio-fs v0.1.5
[INFO] [stderr]   Downloaded lambda_runtime v0.2.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.26
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded lambda_runtime_core v0.1.0
[INFO] [stderr]   Downloaded simple_logger v1.0.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.11
[INFO] [stderr]   Downloaded smallvec v0.6.8
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded h2 v0.1.16
[INFO] [stderr]   Downloaded serde_json v1.0.37
[INFO] [stderr]   Downloaded serde_derive v1.0.85
[INFO] [stderr]   Downloaded tokio-sync v0.1.0
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.4
[INFO] [stderr]   Downloaded tokio-io v0.1.11
[INFO] [stderr]   Downloaded rand_pcg v0.1.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded lambda_runtime_errors_derive v0.1.0
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded hyper v0.12.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4ef13e03af2d55fe59077333efb8c30c397947d0b8ac75e60742fdebb607a03a
[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" "4ef13e03af2d55fe59077333efb8c30c397947d0b8ac75e60742fdebb607a03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef13e03af2d55fe59077333efb8c30c397947d0b8ac75e60742fdebb607a03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef13e03af2d55fe59077333efb8c30c397947d0b8ac75e60742fdebb607a03a", kill_on_drop: false }`
[INFO] [stdout] 4ef13e03af2d55fe59077333efb8c30c397947d0b8ac75e60742fdebb607a03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a2966d69bfae9ca92472f161f0ebba3d4cd6f41dd2a9c55540ebbc18415c7f8b
[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" "a2966d69bfae9ca92472f161f0ebba3d4cd6f41dd2a9c55540ebbc18415c7f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_jitter v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking tokio-sync v0.1.0
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.0
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking tokio-timer v0.2.9
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking serde_json v1.0.37
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking lambda_runtime_errors v0.1.0
[INFO] [stderr]     Checking lambda_runtime_client v0.2.0
[INFO] [stderr]     Checking lambda_runtime v0.2.0
[INFO] [stderr]  Documenting now_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/request.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |         builder.uri({ format!("https://{}{}", host, path) });
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.32s
[INFO] running `Command { std: "docker" "inspect" "a2966d69bfae9ca92472f161f0ebba3d4cd6f41dd2a9c55540ebbc18415c7f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2966d69bfae9ca92472f161f0ebba3d4cd6f41dd2a9c55540ebbc18415c7f8b", kill_on_drop: false }`
[INFO] [stdout] a2966d69bfae9ca92472f161f0ebba3d4cd6f41dd2a9c55540ebbc18415c7f8b