[INFO] cloning repository https://github.com/Aurailus/Myxer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aurailus/Myxer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurailus%2FMyxer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurailus%2FMyxer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f97f06a1fac39dce44a9c2869225daa2c49ff8d1
[INFO] checking Aurailus/Myxer against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAurailus%2FMyxer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aurailus/Myxer on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Aurailus/Myxer
[INFO] finished tweaking git repo https://github.com/Aurailus/Myxer
[INFO] tweaked toml for git repo https://github.com/Aurailus/Myxer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Aurailus/Myxer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libpulse-sys v1.18.0
[INFO] [stderr]   Downloaded libpulse-binding v2.23.0
[INFO] [stderr]   Downloaded slice_as_array v1.1.0
[INFO] [stderr]   Downloaded colorsys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d13809df8e91a1e7347c7dd4dbe2d42db2142963c3c4aa2aca6b5e14ae6c8ab
[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" "5d13809df8e91a1e7347c7dd4dbe2d42db2142963c3c4aa2aca6b5e14ae6c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d13809df8e91a1e7347c7dd4dbe2d42db2142963c3c4aa2aca6b5e14ae6c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d13809df8e91a1e7347c7dd4dbe2d42db2142963c3c4aa2aca6b5e14ae6c8ab", kill_on_drop: false }`
[INFO] [stdout] 5d13809df8e91a1e7347c7dd4dbe2d42db2142963c3c4aa2aca6b5e14ae6c8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc45dfa3cd99db121a95bf76dc5ef329b6d983257982150ad372797919c58abd
[INFO] running `Command { std: "docker" "start" "-a" "dc45dfa3cd99db121a95bf76dc5ef329b6d983257982150ad372797919c58abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]     Checking colorsys v0.6.3
[INFO] [stderr]     Checking slice_as_array v1.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libpulse-sys v1.18.0
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]     Checking libpulse-binding v2.23.0
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking myxer v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:355:4
[INFO] [stdout]     |
[INFO] [stdout] 355 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:373:4
[INFO] [stdout]     |
[INFO] [stdout] 373 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:411:4
[INFO] [stdout]     |
[INFO] [stdout] 411 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:431:4
[INFO] [stdout]     |
[INFO] [stdout] 431 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:355:4
[INFO] [stdout]     |
[INFO] [stdout] 355 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:373:4
[INFO] [stdout]     |
[INFO] [stdout] 373 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:391:4
[INFO] [stdout]     |
[INFO] [stdout] 391 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:411:4
[INFO] [stdout]     |
[INFO] [stdout] 411 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/pulse.rs:431:4
[INFO] [stdout]     |
[INFO] [stdout] 431 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/meter/base_meter.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 let scale = Meter::build_scale();
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/meter/base_meter.rs:176:16
[INFO] [stdout]     |
[INFO] [stdout] 176 |             let scale = Meter::build_scale();
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/sink_meter.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/sink_meter.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/source_meter.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/source_meter.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/meter/base_meter.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |                 let scale = Meter::build_scale();
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/stream_meter.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/meter/base_meter.rs:176:16
[INFO] [stdout]     |
[INFO] [stdout] 176 |             let scale = Meter::build_scale();
[INFO] [stdout]     |                         ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/stream_meter.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/sink_meter.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/sink_meter.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/source_meter.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/source_meter.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/stream_meter.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let widgets = Meter::build_meter();
[INFO] [stdout]    |                       ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/meter/stream_meter.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let scales = Meter::build_scales(&self.pulse, &self.data, self.split);
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `<dyn Meter>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "dc45dfa3cd99db121a95bf76dc5ef329b6d983257982150ad372797919c58abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc45dfa3cd99db121a95bf76dc5ef329b6d983257982150ad372797919c58abd", kill_on_drop: false }`
[INFO] [stdout] dc45dfa3cd99db121a95bf76dc5ef329b6d983257982150ad372797919c58abd