[INFO] cloning repository https://github.com/shybyte/rust-midi-patcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shybyte/rust-midi-patcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshybyte%2Frust-midi-patcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshybyte%2Frust-midi-patcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7dda29654452f47507f407dccbba8a138616ec5
[INFO] documenting shybyte/rust-midi-patcher 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%2Fshybyte%2Frust-midi-patcher" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shybyte/rust-midi-patcher 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/shybyte/rust-midi-patcher
[INFO] finished tweaking git repo https://github.com/shybyte/rust-midi-patcher
[INFO] tweaked toml for git repo https://github.com/shybyte/rust-midi-patcher written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/shybyte/rust-midi-patcher 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]     Updating git repository `https://github.com/shybyte/midi-message-rs`
[INFO] [stderr]     Updating git repository `https://github.com/shybyte/midi2opc`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded risp v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4ed1d749271fe1bdcec278d924aa7bb26832a15ead48773fb974fa502ceba199
[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" "4ed1d749271fe1bdcec278d924aa7bb26832a15ead48773fb974fa502ceba199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ed1d749271fe1bdcec278d924aa7bb26832a15ead48773fb974fa502ceba199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed1d749271fe1bdcec278d924aa7bb26832a15ead48773fb974fa502ceba199", kill_on_drop: false }`
[INFO] [stdout] 4ed1d749271fe1bdcec278d924aa7bb26832a15ead48773fb974fa502ceba199
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] bc01d8f34f0645b6361500231c547e95c8a913c48b28830587a6c2f46668b803
[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" "bc01d8f34f0645b6361500231c547e95c8a913c48b28830587a6c2f46668b803", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking midi-message v0.1.0 (https://github.com/shybyte/midi-message-rs#cda61b2d)
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking chan v0.1.23
[INFO] [stderr]     Checking chan-signal v0.3.2
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking midi2opc v0.1.0 (https://github.com/shybyte/midi2opc#825f0ab0)
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking inotify v0.6.1
[INFO] [stderr]     Checking notify v4.0.6
[INFO] [stderr]     Checking risp v0.7.0
[INFO] [stderr]  Documenting rust_midi_patcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/patch.rs:37:62
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn new_simple<S: Into<String>>(name: S, effects: Vec<(Box<Effect>)>, program: u8) -> Patch {
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/utils/mod.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     (midi_message.status == 0x90 || (midi_message.status == 0x99 && midi_message.data2 > 0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/utils/mod.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     (midi_message.status == 0x80)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/utils/mod.rs:102:5
[INFO] [stdout]     |
[INFO] [stdout] 102 |     (midi_message.status == 0xB0)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.44s
[INFO] running `Command { std: "docker" "inspect" "bc01d8f34f0645b6361500231c547e95c8a913c48b28830587a6c2f46668b803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc01d8f34f0645b6361500231c547e95c8a913c48b28830587a6c2f46668b803", kill_on_drop: false }`
[INFO] [stdout] bc01d8f34f0645b6361500231c547e95c8a913c48b28830587a6c2f46668b803