[INFO] fetching crate embed_staticfile 0.2.0...
[INFO] documenting embed_staticfile-0.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate embed_staticfile 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate embed_staticfile 0.2.0 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 embed_staticfile 0.2.0
[INFO] finished tweaking crates.io crate embed_staticfile 0.2.0
[INFO] tweaked toml for crates.io crate embed_staticfile 0.2.0 written to /workspace/builds/worker-7/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 iron v0.5.1
[INFO] [stderr]   Downloaded iron-test v0.5.0
[INFO] [stderr]   Downloaded router v0.5.1
[INFO] [stderr]   Downloaded include_dir_bytes v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9b97c947445f234ed58817dcd8ed8af382ca3b78aca2b4fbd01958eadebee12e
[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" "9b97c947445f234ed58817dcd8ed8af382ca3b78aca2b4fbd01958eadebee12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b97c947445f234ed58817dcd8ed8af382ca3b78aca2b4fbd01958eadebee12e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b97c947445f234ed58817dcd8ed8af382ca3b78aca2b4fbd01958eadebee12e", kill_on_drop: false }`
[INFO] [stdout] 9b97c947445f234ed58817dcd8ed8af382ca3b78aca2b4fbd01958eadebee12e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 48c4afebf1e38c4629435464a210d6ee1d3f87c7cb608d3340cb985b2b1dce21
[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" "48c4afebf1e38c4629435464a210d6ee1d3f87c7cb608d3340cb985b2b1dce21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]  Documenting embed_staticfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/lib.rs:47:39
[INFO] [stdout]    |
[INFO] [stdout] 47 |             None => Ok(Response::with((status::NotFound))),
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 2.62s
[INFO] running `Command { std: "docker" "inspect" "48c4afebf1e38c4629435464a210d6ee1d3f87c7cb608d3340cb985b2b1dce21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c4afebf1e38c4629435464a210d6ee1d3f87c7cb608d3340cb985b2b1dce21", kill_on_drop: false }`
[INFO] [stdout] 48c4afebf1e38c4629435464a210d6ee1d3f87c7cb608d3340cb985b2b1dce21