[INFO] cloning repository https://github.com/Prior99/midi-strip-client [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Prior99/midi-strip-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrior99%2Fmidi-strip-client", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrior99%2Fmidi-strip-client'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd45132afabc5d94ba58156aff3e2b7e1b41cebc [INFO] testing Prior99/midi-strip-client against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPrior99%2Fmidi-strip-client" "/workspace/builds/worker-48/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Prior99/midi-strip-client on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Prior99/midi-strip-client [INFO] finished tweaking git repo https://github.com/Prior99/midi-strip-client [INFO] tweaked toml for git repo https://github.com/Prior99/midi-strip-client written to /workspace/builds/worker-48/source/Cargo.toml [INFO] crate git repo https://github.com/Prior99/midi-strip-client already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winmm-sys v0.2.0 [INFO] [stderr] Downloaded coremidi-sys v2.0.2 [INFO] [stderr] Downloaded midir v0.5.0 [INFO] [stderr] Downloaded coremidi v0.3.0 [INFO] [stderr] Downloaded nix v0.9.0 [INFO] [stderr] Downloaded alsa v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2085a037d1a20a00612325805d1a6f83fe06b441caef39c730788dd77400cbb9 [INFO] running `Command { std: "docker" "start" "-a" "2085a037d1a20a00612325805d1a6f83fe06b441caef39c730788dd77400cbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2085a037d1a20a00612325805d1a6f83fe06b441caef39c730788dd77400cbb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2085a037d1a20a00612325805d1a6f83fe06b441caef39c730788dd77400cbb9", kill_on_drop: false }` [INFO] [stdout] 2085a037d1a20a00612325805d1a6f83fe06b441caef39c730788dd77400cbb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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" "RUSTFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1458e7ebc47995b9561adf62ddbe2c85ee3c252154a32aa3de215ac047acd64e [INFO] running `Command { std: "docker" "start" "-a" "1458e7ebc47995b9561adf62ddbe2c85ee3c252154a32aa3de215ac047acd64e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling byteorder v1.2.6 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling serde v1.0.79 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling yaml-rust v0.3.5 [INFO] [stderr] Compiling approx v0.1.1 [INFO] [stderr] Compiling bitflags v0.3.3 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling memalloc v0.1.0 [INFO] [stderr] Compiling hsl v0.1.1 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling nix v0.9.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling alsa v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.31 [INFO] [stderr] Compiling url v1.7.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.6 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling midir v0.5.0 [INFO] [stderr] Compiling palette v0.4.1 [INFO] [stderr] Compiling ws v0.7.8 [INFO] [stderr] Compiling simplelog v0.5.2 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Compiling palette_derive v0.4.1 [INFO] [stderr] Compiling midi-strip-client v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `midi-strip-client` due to 3 previous errors; 3 warnings emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | let mut midi = create_midi(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:77:17 [INFO] [stdout] | [INFO] [stdout] 77 | let mut midi_client: Arc>> = Arc::new(RefCell::new(None)); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(duration_as_u128)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(duration_as_u128)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1458e7ebc47995b9561adf62ddbe2c85ee3c252154a32aa3de215ac047acd64e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1458e7ebc47995b9561adf62ddbe2c85ee3c252154a32aa3de215ac047acd64e", kill_on_drop: false }` [INFO] [stdout] 1458e7ebc47995b9561adf62ddbe2c85ee3c252154a32aa3de215ac047acd64e