[INFO] cloning repository https://github.com/Spunge/octothorpe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spunge/octothorpe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpunge%2Foctothorpe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpunge%2Foctothorpe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d6b70569860f904dbcaf82ddfdf7d2f7d978be2
[INFO] checking Spunge/octothorpe against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpunge%2Foctothorpe" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spunge/octothorpe on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spunge/octothorpe
[INFO] finished tweaking git repo https://github.com/Spunge/octothorpe
[INFO] tweaked toml for git repo https://github.com/Spunge/octothorpe written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Spunge/octothorpe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] 4d2db4725c02696756eccb1e381cc974892028df20559ee463de20fce1b4d7f0
[INFO] running `Command { std: "docker" "start" "-a" "4d2db4725c02696756eccb1e381cc974892028df20559ee463de20fce1b4d7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d2db4725c02696756eccb1e381cc974892028df20559ee463de20fce1b4d7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2db4725c02696756eccb1e381cc974892028df20559ee463de20fce1b4d7f0", kill_on_drop: false }`
[INFO] [stdout] 4d2db4725c02696756eccb1e381cc974892028df20559ee463de20fce1b4d7f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 5aed8fcf7385caf2832e693a9df184619bf35e94af2943995825921f36a38f5a
[INFO] running `Command { std: "docker" "start" "-a" "5aed8fcf7385caf2832e693a9df184619bf35e94af2943995825921f36a38f5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking jack-sys v0.2.0 (https://github.com/spunge/rust-jack.git#c645e0b1)
[INFO] [stderr]     Checking jack-sys v0.2.0
[INFO] [stderr]     Checking jack v0.6.0-rc1 (https://github.com/spunge/rust-jack.git#c645e0b1)
[INFO] [stderr]     Checking octothorpe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::loopable::*`
[INFO] [stdout]  --> src/surface.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::loopable::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::events::*`
[INFO] [stdout]  --> src/surface.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::events::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::loopable::*`
[INFO] [stdout]  --> src/surface.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use super::loopable::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::events::*`
[INFO] [stdout]  --> src/surface.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::events::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sequencer`
[INFO] [stdout]    --> src/surface.rs:151:45
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequencer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `track_index`
[INFO] [stdout]    --> src/surface.rs:151:68
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_track_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `factor`
[INFO] [stdout]    --> src/surface.rs:151:88
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_factor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sequencer`
[INFO] [stdout]    --> src/surface.rs:151:45
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sequencer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `track_index`
[INFO] [stdout]    --> src/surface.rs:151:68
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_track_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `factor`
[INFO] [stdout]    --> src/surface.rs:151:88
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn set_offsets_by_factor(&mut self, sequencer: &Sequencer, track_index: usize, factor: f64) {
[INFO] [stdout]     |                                                                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_factor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_end`
[INFO] [stdout]    --> src/events.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut no_end = tests::new(0, None);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `looping`
[INFO] [stdout]    --> src/events.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut looping = tests::new(150, Some(50));
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_looping`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `phrase_zoom_level`
[INFO] [stdout]   --> src/surface.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     phrase_zoom_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `phrase_offsets`
[INFO] [stdout]   --> src/surface.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     phrase_offsets: [u32; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_zoom_level`
[INFO] [stdout]   --> src/surface.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pattern_zoom_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_offsets`
[INFO] [stdout]   --> src/surface.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pattern_offsets: [u32; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_base_notes`
[INFO] [stdout]   --> src/surface.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pattern_base_notes: [u8; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/events.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut no_end = tests::new(0, None);
[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/events.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut looping = tests::new(150, Some(50));
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new`
[INFO] [stdout]    --> src/loopable.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn new(start: u32, stop: Option<u32>) -> LoopablePatternEvent {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `phrase_zoom_level`
[INFO] [stdout]   --> src/surface.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     phrase_zoom_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `phrase_offsets`
[INFO] [stdout]   --> src/surface.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     phrase_offsets: [u32; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_zoom_level`
[INFO] [stdout]   --> src/surface.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pattern_zoom_level: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_offsets`
[INFO] [stdout]   --> src/surface.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pattern_offsets: [u32; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pattern_base_notes`
[INFO] [stdout]   --> src/surface.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pattern_base_notes: [u8; 16],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "5aed8fcf7385caf2832e693a9df184619bf35e94af2943995825921f36a38f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aed8fcf7385caf2832e693a9df184619bf35e94af2943995825921f36a38f5a", kill_on_drop: false }`
[INFO] [stdout] 5aed8fcf7385caf2832e693a9df184619bf35e94af2943995825921f36a38f5a