[INFO] cloning repository https://github.com/schnommus/rust-fir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schnommus/rust-fir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschnommus%2Frust-fir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschnommus%2Frust-fir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82c71f2ec7814d186b5166e41999e0d2f228f2c5
[INFO] documenting schnommus/rust-fir against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschnommus%2Frust-fir" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schnommus/rust-fir on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schnommus/rust-fir
[INFO] finished tweaking git repo https://github.com/schnommus/rust-fir
[INFO] tweaked toml for git repo https://github.com/schnommus/rust-fir written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/schnommus/rust-fir already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e33d38824a45d46be30ec7ce5860f98c35861fbeb946d88a93337aec524e660
[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" "5e33d38824a45d46be30ec7ce5860f98c35861fbeb946d88a93337aec524e660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e33d38824a45d46be30ec7ce5860f98c35861fbeb946d88a93337aec524e660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e33d38824a45d46be30ec7ce5860f98c35861fbeb946d88a93337aec524e660", kill_on_drop: false }`
[INFO] [stdout] 5e33d38824a45d46be30ec7ce5860f98c35861fbeb946d88a93337aec524e660
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7e9bcc6a076deaf98dac00656033ee1a8b3f162376bebaad7b6c3d224be08f
[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" "df7e9bcc6a076deaf98dac00656033ee1a8b3f162376bebaad7b6c3d224be08f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking rand_core v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking raster v0.2.0
[INFO] [stderr]  Documenting fir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `Fs` should have an upper case name
[INFO] [stdout]    --> src/main.rs:131:7
[INFO] [stdout]     |
[INFO] [stdout] 131 | const Fs: f64 = 20e6;
[INFO] [stdout]     |       ^^ help: convert the identifier to upper case (notice the capitalization): `FS`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `nyquist` should have an upper case name
[INFO] [stdout]    --> src/main.rs:132:7
[INFO] [stdout]     |
[INFO] [stdout] 132 | const nyquist: f64 = Fs/2.0;
[INFO] [stdout]     |       ^^^^^^^ help: convert the identifier to upper case: `NYQUIST`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `n_lines` should have an upper case name
[INFO] [stdout]    --> src/main.rs:133:7
[INFO] [stdout]     |
[INFO] [stdout] 133 | const n_lines: i32 = 625;
[INFO] [stdout]     |       ^^^^^^^ help: convert the identifier to upper case: `N_LINES`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `n_columns` should have an upper case name
[INFO] [stdout]    --> src/main.rs:134:7
[INFO] [stdout]     |
[INFO] [stdout] 134 | const n_columns: i32 = 700;
[INFO] [stdout]     |       ^^^^^^^^^ help: convert the identifier to upper case: `N_COLUMNS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `line_freq_hz` should have an upper case name
[INFO] [stdout]    --> src/main.rs:135:7
[INFO] [stdout]     |
[INFO] [stdout] 135 | const line_freq_hz: f64 = 15.625e3;
[INFO] [stdout]     |       ^^^^^^^^^^^^ help: convert the identifier to upper case: `LINE_FREQ_HZ`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `frame_freq_hz` should have an upper case name
[INFO] [stdout]    --> src/main.rs:136:7
[INFO] [stdout]     |
[INFO] [stdout] 136 | const frame_freq_hz: f64 = 50.0;
[INFO] [stdout]     |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `FRAME_FREQ_HZ`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.16s
[INFO] running `Command { std: "docker" "inspect" "df7e9bcc6a076deaf98dac00656033ee1a8b3f162376bebaad7b6c3d224be08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7e9bcc6a076deaf98dac00656033ee1a8b3f162376bebaad7b6c3d224be08f", kill_on_drop: false }`
[INFO] [stdout] df7e9bcc6a076deaf98dac00656033ee1a8b3f162376bebaad7b6c3d224be08f