[INFO] fetching crate finchers 0.13.5...
[INFO] documenting finchers-0.13.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate finchers 0.13.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate finchers 0.13.5 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 finchers 0.13.5
[INFO] finished tweaking crates.io crate finchers 0.13.5
[INFO] tweaked toml for crates.io crate finchers 0.13.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 proc-macro-hack-impl v0.4.2
[INFO] [stderr]   Downloaded headers-core v0.1.1
[INFO] [stderr]   Downloaded atoi v0.2.3
[INFO] [stderr]   Downloaded headers v0.2.3
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded tower-web-macros v0.3.5
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.2
[INFO] [stderr]   Downloaded tower-web v0.3.7
[INFO] [stderr]   Downloaded serde_plain v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a2ea95d56dd8ed3099cd5f8894e354c707b7b98d4e5e5651d71ca1071266e85f
[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" "a2ea95d56dd8ed3099cd5f8894e354c707b7b98d4e5e5651d71ca1071266e85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2ea95d56dd8ed3099cd5f8894e354c707b7b98d4e5e5651d71ca1071266e85f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ea95d56dd8ed3099cd5f8894e354c707b7b98d4e5e5651d71ca1071266e85f", kill_on_drop: false }`
[INFO] [stdout] a2ea95d56dd8ed3099cd5f8894e354c707b7b98d4e5e5651d71ca1071266e85f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9d376dba6aad2ebef98159e2dd19d9c24283b5fd41cc07719232e345c4f0d5b8
[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" "9d376dba6aad2ebef98159e2dd19d9c24283b5fd41cc07719232e345c4f0d5b8", kill_on_drop: false }`
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]    Compiling finchers v0.13.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]  Documenting finchers v0.13.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/endpoint/syntax/mod.rs:214:34
[INFO] [stdout]     |
[INFO] [stdout] 214 |     _marker: PhantomData<fn() -> (T)>,
[INFO] [stdout]     |                                  ^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "9d376dba6aad2ebef98159e2dd19d9c24283b5fd41cc07719232e345c4f0d5b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d376dba6aad2ebef98159e2dd19d9c24283b5fd41cc07719232e345c4f0d5b8", kill_on_drop: false }`
[INFO] [stdout] 9d376dba6aad2ebef98159e2dd19d9c24283b5fd41cc07719232e345c4f0d5b8