[INFO] fetching crate apres 0.3.0...
[INFO] testing apres-0.3.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate apres 0.3.0 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate apres 0.3.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apres 0.3.0
[INFO] finished tweaking crates.io crate apres 0.3.0
[INFO] tweaked toml for crates.io crate apres 0.3.0 written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65bd53c4ccbb7894745d5d8b0065db2c70b8e74bae8c88e5b18a18464467f2d2
[INFO] running `Command { std: "docker" "start" "-a" "65bd53c4ccbb7894745d5d8b0065db2c70b8e74bae8c88e5b18a18464467f2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65bd53c4ccbb7894745d5d8b0065db2c70b8e74bae8c88e5b18a18464467f2d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65bd53c4ccbb7894745d5d8b0065db2c70b8e74bae8c88e5b18a18464467f2d2", kill_on_drop: false }`
[INFO] [stdout] 65bd53c4ccbb7894745d5d8b0065db2c70b8e74bae8c88e5b18a18464467f2d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77393c3eb98ba2bcc5bd3c5ac3488c221529ca10a5cb0bc0e2ad3e019e84338b
[INFO] running `Command { std: "docker" "start" "-a" "77393c3eb98ba2bcc5bd3c5ac3488c221529ca10a5cb0bc0e2ad3e019e84338b", kill_on_drop: false }`
[INFO] [stderr]    Compiling apres v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/lib.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::MIDIEvent::*`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::MIDIEvent::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]  --> src/controller.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:681:21
[INFO] [stdout]     |
[INFO] [stdout] 681 |                     24.0 => { 0 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:682:21
[INFO] [stdout]     |
[INFO] [stdout] 682 |                     25.0 => { 1 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:683:21
[INFO] [stdout]     |
[INFO] [stdout] 683 |                     27.97 => { 2 }
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:684:21
[INFO] [stdout]     |
[INFO] [stdout] 684 |                     30.0 => { 3 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 |         let n: u32;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1286:17
[INFO] [stdout]      |
[INFO] [stdout] 1286 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `smpte` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1315:17
[INFO] [stdout]      |
[INFO] [stdout] 1315 |         let mut smpte: u32;
[INFO] [stdout]      |                 ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_smpte` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tpf` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1316:17
[INFO] [stdout]      |
[INFO] [stdout] 1316 |         let mut tpf: u32;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_tpf` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_header` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1321:17
[INFO] [stdout]      |
[INFO] [stdout] 1321 |         let mut found_header = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_found_header` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `smpte` is never read
[INFO] [stdout]     --> src/lib.rs:1341:21
[INFO] [stdout]      |
[INFO] [stdout] 1341 |                     smpte = (((divword & 0x7F00) >> 8) as i8) as u32;
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tpf` is never read
[INFO] [stdout]     --> src/lib.rs:1342:21
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                     tpf = divword & 0x00FF;
[INFO] [stdout]      |                     ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_header` is never read
[INFO] [stdout]     --> src/lib.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |                 found_header = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1364:58
[INFO] [stdout]      |
[INFO] [stdout] 1364 |                         Err(ApresError::UnknownMetaEvent(bytes)) => {
[INFO] [stdout]      |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1367:57
[INFO] [stdout]      |
[INFO] [stdout] 1367 |                         Err(ApresError::IllegibleString(bytes)) => {
[INFO] [stdout]      |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]     --> src/lib.rs:1385:13
[INFO] [stdout]      |
[INFO] [stdout] 1385 |         let n: u32;
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]     --> src/lib.rs:1386:13
[INFO] [stdout]      |
[INFO] [stdout] 1386 |         let varlength: u64;
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1468:17
[INFO] [stdout]      |
[INFO] [stdout] 1468 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `track`
[INFO] [stdout]     --> src/lib.rs:1524:36
[INFO] [stdout]      |
[INFO] [stdout] 1524 |     pub fn get_track_length(&self, track: usize) -> usize {
[INFO] [stdout]      |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_track`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/controller.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/controller.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let n: u32;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]   --> src/controller.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let varlength: u64;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1672:24
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[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/lib.rs:1672:36
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[INFO] [stdout]      |                                    ----^^
[INFO] [stdout]      |                                    |
[INFO] [stdout]      |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1280:17
[INFO] [stdout]      |
[INFO] [stdout] 1280 |                 file.read(&mut buffer);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1466:17
[INFO] [stdout]      |
[INFO] [stdout] 1466 |                 file.write_all(bytes.as_slice());
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "77393c3eb98ba2bcc5bd3c5ac3488c221529ca10a5cb0bc0e2ad3e019e84338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77393c3eb98ba2bcc5bd3c5ac3488c221529ca10a5cb0bc0e2ad3e019e84338b", kill_on_drop: false }`
[INFO] [stdout] 77393c3eb98ba2bcc5bd3c5ac3488c221529ca10a5cb0bc0e2ad3e019e84338b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d03e560d9e4f1cfecbaf5faad451174be5e0afc4d1ac17694f3ec48aea547b3f
[INFO] running `Command { std: "docker" "start" "-a" "d03e560d9e4f1cfecbaf5faad451174be5e0afc4d1ac17694f3ec48aea547b3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/lib.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling apres v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::MIDIEvent::*`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::MIDIEvent::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]  --> src/controller.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:681:21
[INFO] [stdout]     |
[INFO] [stdout] 681 |                     24.0 => { 0 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:682:21
[INFO] [stdout]     |
[INFO] [stdout] 682 |                     25.0 => { 1 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:683:21
[INFO] [stdout]     |
[INFO] [stdout] 683 |                     27.97 => { 2 }
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:684:21
[INFO] [stdout]     |
[INFO] [stdout] 684 |                     30.0 => { 3 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 |         let n: u32;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1286:17
[INFO] [stdout]      |
[INFO] [stdout] 1286 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `smpte` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1315:17
[INFO] [stdout]      |
[INFO] [stdout] 1315 |         let mut smpte: u32;
[INFO] [stdout]      |                 ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_smpte` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tpf` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1316:17
[INFO] [stdout]      |
[INFO] [stdout] 1316 |         let mut tpf: u32;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_tpf` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_header` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1321:17
[INFO] [stdout]      |
[INFO] [stdout] 1321 |         let mut found_header = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_found_header` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `smpte` is never read
[INFO] [stdout]     --> src/lib.rs:1341:21
[INFO] [stdout]      |
[INFO] [stdout] 1341 |                     smpte = (((divword & 0x7F00) >> 8) as i8) as u32;
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tpf` is never read
[INFO] [stdout]     --> src/lib.rs:1342:21
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                     tpf = divword & 0x00FF;
[INFO] [stdout]      |                     ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_header` is never read
[INFO] [stdout]     --> src/lib.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |                 found_header = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1364:58
[INFO] [stdout]      |
[INFO] [stdout] 1364 |                         Err(ApresError::UnknownMetaEvent(bytes)) => {
[INFO] [stdout]      |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1367:57
[INFO] [stdout]      |
[INFO] [stdout] 1367 |                         Err(ApresError::IllegibleString(bytes)) => {
[INFO] [stdout]      |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]     --> src/lib.rs:1385:13
[INFO] [stdout]      |
[INFO] [stdout] 1385 |         let n: u32;
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]     --> src/lib.rs:1386:13
[INFO] [stdout]      |
[INFO] [stdout] 1386 |         let varlength: u64;
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1468:17
[INFO] [stdout]      |
[INFO] [stdout] 1468 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `track`
[INFO] [stdout]     --> src/lib.rs:1524:36
[INFO] [stdout]      |
[INFO] [stdout] 1524 |     pub fn get_track_length(&self, track: usize) -> usize {
[INFO] [stdout]      |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_track`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/controller.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/controller.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let n: u32;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]   --> src/controller.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let varlength: u64;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1672:24
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[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/lib.rs:1672:36
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[INFO] [stdout]      |                                    ----^^
[INFO] [stdout]      |                                    |
[INFO] [stdout]      |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1280:17
[INFO] [stdout]      |
[INFO] [stdout] 1280 |                 file.read(&mut buffer);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1466:17
[INFO] [stdout]      |
[INFO] [stdout] 1466 |                 file.write_all(bytes.as_slice());
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/lib.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `Instant`
[INFO] [stdout]  --> src/controller.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:681:21
[INFO] [stdout]     |
[INFO] [stdout] 681 |                     24.0 => { 0 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:682:21
[INFO] [stdout]     |
[INFO] [stdout] 682 |                     25.0 => { 1 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:683:21
[INFO] [stdout]     |
[INFO] [stdout] 683 |                     27.97 => { 2 }
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/lib.rs:684:21
[INFO] [stdout]     |
[INFO] [stdout] 684 |                     30.0 => { 3 }
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 |         let n: u32;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1286:17
[INFO] [stdout]      |
[INFO] [stdout] 1286 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `smpte` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1315:17
[INFO] [stdout]      |
[INFO] [stdout] 1315 |         let mut smpte: u32;
[INFO] [stdout]      |                 ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_smpte` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `tpf` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1316:17
[INFO] [stdout]      |
[INFO] [stdout] 1316 |         let mut tpf: u32;
[INFO] [stdout]      |                 ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_tpf` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_header` is assigned to, but never used
[INFO] [stdout]     --> src/lib.rs:1321:17
[INFO] [stdout]      |
[INFO] [stdout] 1321 |         let mut found_header = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_found_header` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `smpte` is never read
[INFO] [stdout]     --> src/lib.rs:1341:21
[INFO] [stdout]      |
[INFO] [stdout] 1341 |                     smpte = (((divword & 0x7F00) >> 8) as i8) as u32;
[INFO] [stdout]      |                     ^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `tpf` is never read
[INFO] [stdout]     --> src/lib.rs:1342:21
[INFO] [stdout]      |
[INFO] [stdout] 1342 |                     tpf = divword & 0x00FF;
[INFO] [stdout]      |                     ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_header` is never read
[INFO] [stdout]     --> src/lib.rs:1349:17
[INFO] [stdout]      |
[INFO] [stdout] 1349 |                 found_header = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1364:58
[INFO] [stdout]      |
[INFO] [stdout] 1364 |                         Err(ApresError::UnknownMetaEvent(bytes)) => {
[INFO] [stdout]      |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]     --> src/lib.rs:1367:57
[INFO] [stdout]      |
[INFO] [stdout] 1367 |                         Err(ApresError::IllegibleString(bytes)) => {
[INFO] [stdout]      |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]     --> src/lib.rs:1385:13
[INFO] [stdout]      |
[INFO] [stdout] 1385 |         let n: u32;
[INFO] [stdout]      |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]     --> src/lib.rs:1386:13
[INFO] [stdout]      |
[INFO] [stdout] 1386 |         let varlength: u64;
[INFO] [stdout]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]     --> src/lib.rs:1468:17
[INFO] [stdout]      |
[INFO] [stdout] 1468 |             Err(e) => {
[INFO] [stdout]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `track`
[INFO] [stdout]     --> src/lib.rs:1524:36
[INFO] [stdout]      |
[INFO] [stdout] 1524 |     pub fn get_track_length(&self, track: usize) -> usize {
[INFO] [stdout]      |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_track`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bpm`
[INFO] [stdout]    --> src/tests.rs:261:10
[INFO] [stdout]     |
[INFO] [stdout] 261 |     for (bpm, expected_uspqn) in test_cases_bpm.iter() {
[INFO] [stdout]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/controller.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/controller.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let n: u32;
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `varlength`
[INFO] [stdout]   --> src/controller.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let varlength: u64;
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1672:24
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[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/lib.rs:1672:36
[INFO] [stdout]      |
[INFO] [stdout] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[INFO] [stdout]      |                                    ----^^
[INFO] [stdout]      |                                    |
[INFO] [stdout]      |                                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:245:13
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut event = ChannelPrefix(i as u8);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |         let mut event = SetTempo(*expected_uspqn);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1280:17
[INFO] [stdout]      |
[INFO] [stdout] 1280 |                 file.read(&mut buffer);
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1466:17
[INFO] [stdout]      |
[INFO] [stdout] 1466 |                 file.write_all(bytes.as_slice());
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "d03e560d9e4f1cfecbaf5faad451174be5e0afc4d1ac17694f3ec48aea547b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03e560d9e4f1cfecbaf5faad451174be5e0afc4d1ac17694f3ec48aea547b3f", kill_on_drop: false }`
[INFO] [stdout] d03e560d9e4f1cfecbaf5faad451174be5e0afc4d1ac17694f3ec48aea547b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 998cdabf9ffdfc4ea035a1ebb0531856534d0d63803fa0d57c158759de259b6a
[INFO] running `Command { std: "docker" "start" "-a" "998cdabf9ffdfc4ea035a1ebb0531856534d0d63803fa0d57c158759de259b6a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `min`
[INFO] [stderr]  --> src/lib.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::{max, min};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::MIDIEvent::*`
[INFO] [stderr]  --> src/tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use super::MIDIEvent::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Duration`, `Instant`
[INFO] [stderr]  --> src/controller.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::time::{Duration, Instant};
[INFO] [stderr]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/lib.rs:681:21
[INFO] [stderr]     |
[INFO] [stderr] 681 |                     24.0 => { 0 }
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/lib.rs:682:21
[INFO] [stderr]     |
[INFO] [stderr] 682 |                     25.0 => { 1 }
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/lib.rs:683:21
[INFO] [stderr]     |
[INFO] [stderr] 683 |                     27.97 => { 2 }
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: floating-point types cannot be used in patterns
[INFO] [stderr]    --> src/lib.rs:684:21
[INFO] [stderr]     |
[INFO] [stderr] 684 |                     30.0 => { 3 }
[INFO] [stderr]     |                     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/lib.rs:733:13
[INFO] [stderr]     |
[INFO] [stderr] 733 |         let n: u32;
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]     --> src/lib.rs:1286:17
[INFO] [stderr]      |
[INFO] [stderr] 1286 |             Err(e) => {
[INFO] [stderr]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `smpte` is assigned to, but never used
[INFO] [stderr]     --> src/lib.rs:1315:17
[INFO] [stderr]      |
[INFO] [stderr] 1315 |         let mut smpte: u32;
[INFO] [stderr]      |                 ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_smpte` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `tpf` is assigned to, but never used
[INFO] [stderr]     --> src/lib.rs:1316:17
[INFO] [stderr]      |
[INFO] [stderr] 1316 |         let mut tpf: u32;
[INFO] [stderr]      |                 ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_tpf` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `found_header` is assigned to, but never used
[INFO] [stderr]     --> src/lib.rs:1321:17
[INFO] [stderr]      |
[INFO] [stderr] 1321 |         let mut found_header = false;
[INFO] [stderr]      |                 ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: consider using `_found_header` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `smpte` is never read
[INFO] [stderr]     --> src/lib.rs:1341:21
[INFO] [stderr]      |
[INFO] [stderr] 1341 |                     smpte = (((divword & 0x7F00) >> 8) as i8) as u32;
[INFO] [stderr]      |                     ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `tpf` is never read
[INFO] [stderr]     --> src/lib.rs:1342:21
[INFO] [stderr]      |
[INFO] [stderr] 1342 |                     tpf = divword & 0x00FF;
[INFO] [stderr]      |                     ^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found_header` is never read
[INFO] [stderr]     --> src/lib.rs:1349:17
[INFO] [stderr]      |
[INFO] [stderr] 1349 |                 found_header = true;
[INFO] [stderr]      |                 ^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]     --> src/lib.rs:1364:58
[INFO] [stderr]      |
[INFO] [stderr] 1364 |                         Err(ApresError::UnknownMetaEvent(bytes)) => {
[INFO] [stderr]      |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]     --> src/lib.rs:1367:57
[INFO] [stderr]      |
[INFO] [stderr] 1367 |                         Err(ApresError::IllegibleString(bytes)) => {
[INFO] [stderr]      |                                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]     --> src/lib.rs:1385:13
[INFO] [stderr]      |
[INFO] [stderr] 1385 |         let n: u32;
[INFO] [stderr]      |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `varlength`
[INFO] [stderr]     --> src/lib.rs:1386:13
[INFO] [stderr]      |
[INFO] [stderr] 1386 |         let varlength: u64;
[INFO] [stderr]      |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]     --> src/lib.rs:1468:17
[INFO] [stderr]      |
[INFO] [stderr] 1468 |             Err(e) => {
[INFO] [stderr]      |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `track`
[INFO] [stderr]     --> src/lib.rs:1524:36
[INFO] [stderr]      |
[INFO] [stderr] 1524 |     pub fn get_track_length(&self, track: usize) -> usize {
[INFO] [stderr]      |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_track`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/controller.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/controller.rs:71:13
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let n: u32;
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `varlength`
[INFO] [stderr]   --> src/controller.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let varlength: u64;
[INFO] [stderr]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_varlength`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:1672:24
[INFO] [stderr]      |
[INFO] [stderr] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[INFO] [stderr]      |                        ----^^
[INFO] [stderr]      |                        |
[INFO] [stderr]      |                        help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/lib.rs:1672:36
[INFO] [stderr]      |
[INFO] [stderr] 1672 | fn build_key_signature(mut mi: u8, mut sf: u8) -> MIDIEvent {
[INFO] [stderr]      |                                    ----^^
[INFO] [stderr]      |                                    |
[INFO] [stderr]      |                                    help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/lib.rs:1280:17
[INFO] [stderr]      |
[INFO] [stderr] 1280 |                 file.read(&mut buffer);
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/lib.rs:1466:17
[INFO] [stderr]      |
[INFO] [stderr] 1466 |                 file.write_all(bytes.as_slice());
[INFO] [stderr]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `apres` (lib) generated 28 warnings
[INFO] [stderr] warning: unused variable: `bpm`
[INFO] [stderr]    --> src/tests.rs:261:10
[INFO] [stderr]     |
[INFO] [stderr] 261 |     for (bpm, expected_uspqn) in test_cases_bpm.iter() {
[INFO] [stderr]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_bpm`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:245:13
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let mut event = ChannelPrefix(i as u8);
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:262:13
[INFO] [stderr]     |
[INFO] [stderr] 262 |         let mut event = SetTempo(*expected_uspqn);
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `apres` (lib test) generated 30 warnings (27 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/apres-deec54513c0b0eb8)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::test_add_event ... ok
[INFO] [stdout] test tests::test_aftertouch_event ... ok
[INFO] [stdout] test tests::test_channel_prefix_event ... ok
[INFO] [stdout] test tests::test_channel_pressure_event ... ok
[INFO] [stdout] test tests::test_chords ... ok
[INFO] [stderr]    Doc-tests apres
[INFO] [stdout] test tests::test_control_change_events ... ok
[INFO] [stdout] test tests::test_copyright_notice_event ... ok
[INFO] [stdout] test tests::test_cue_point_event ... ok
[INFO] [stdout] test tests::test_end_of_track_event ... ok
[INFO] [stdout] test tests::test_instrument_name_event ... ok
[INFO] [stdout] test tests::test_key_signature_event ... ok
[INFO] [stdout] test tests::test_initialize_load ... ok
[INFO] [stdout] test tests::test_lyric_event ... ok
[INFO] [stdout] test tests::test_marker_event ... ok
[INFO] [stdout] test tests::test_note_off_event ... ok
[INFO] [stdout] test tests::test_note_on_event ... ok
[INFO] [stdout] test tests::test_pitchwheel_change_event ... ok
[INFO] [stdout] test tests::test_program_change_event ... ok
[INFO] [stdout] test tests::test_sequence_number_event ... ok
[INFO] [stdout] test tests::test_sequence_specific_event ... ok
[INFO] [stdout] test tests::test_set_tempo_event ... ok
[INFO] [stdout] test tests::test_smpte_offset_event ... ok
[INFO] [stdout] test tests::test_system_exclusive_event ... ok
[INFO] [stdout] test tests::test_text_event ... ok
[INFO] [stdout] test tests::test_time_signature_event ... ok
[INFO] [stdout] test tests::test_variable_length_conversion ... ok
[INFO] [stdout] test tests::test_track_name_event ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - MIDI (line 1222) ... ok
[INFO] [stdout] test src/lib.rs - MIDI (line 1210) ... ok
[INFO] [stdout] test src/lib.rs - MIDI (line 1229) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "998cdabf9ffdfc4ea035a1ebb0531856534d0d63803fa0d57c158759de259b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998cdabf9ffdfc4ea035a1ebb0531856534d0d63803fa0d57c158759de259b6a", kill_on_drop: false }`
[INFO] [stdout] 998cdabf9ffdfc4ea035a1ebb0531856534d0d63803fa0d57c158759de259b6a
