[INFO] cloning repository https://github.com/FreeFull/monoplay
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeFull/monoplay" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fmonoplay", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fmonoplay'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d5ecd3a8e0d1e011fdd004f73c3a7a5296e8336
[INFO] checking FreeFull/monoplay against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fmonoplay" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeFull/monoplay on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeFull/monoplay
[INFO] finished tweaking git repo https://github.com/FreeFull/monoplay
[INFO] tweaked toml for git repo https://github.com/FreeFull/monoplay written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeFull/monoplay already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ogg v0.4.1
[INFO] [stderr]   Downloaded lazy_static v0.2.4
[INFO] [stderr]   Downloaded cpal v0.4.4
[INFO] [stderr]   Downloaded hound v1.1.0
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded alsa-sys v0.1.1
[INFO] [stderr]   Downloaded futures v0.1.11
[INFO] [stderr]   Downloaded coreaudio-sys v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.21
[INFO] [stderr]   Downloaded coreaudio-rs v0.6.0
[INFO] [stderr]   Downloaded lewton v0.4.1
[INFO] [stderr]   Downloaded ieee754 v0.2.1
[INFO] [stderr]   Downloaded byteorder v1.0.0
[INFO] [stderr]   Downloaded rodio v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b797342047a1734c53a082872f089a67f20d88d7f4af44f04e589daa21ec814
[INFO] running `Command { std: "docker" "start" "-a" "6b797342047a1734c53a082872f089a67f20d88d7f4af44f04e589daa21ec814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b797342047a1734c53a082872f089a67f20d88d7f4af44f04e589daa21ec814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b797342047a1734c53a082872f089a67f20d88d7f4af44f04e589daa21ec814", kill_on_drop: false }`
[INFO] [stdout] 6b797342047a1734c53a082872f089a67f20d88d7f4af44f04e589daa21ec814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 836c17633593b7d10ef607033d5805edbe6913efde5d8152ed32f1389edda7c3
[INFO] running `Command { std: "docker" "start" "-a" "836c17633593b7d10ef607033d5805edbe6913efde5d8152ed32f1389edda7c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking ieee754 v0.2.1
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking hound v1.1.0
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]    Compiling ole32-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]     Checking lewton v0.4.1
[INFO] [stderr]     Checking cpal v0.4.4
[INFO] [stderr]     Checking rodio v0.4.2
[INFO] [stderr]     Checking monoplay v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rodio` is imported redundantly
[INFO] [stdout]  --> src/replayer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rodio;
[INFO] [stdout]   | ------------------- the item `rodio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rodio` is imported redundantly
[INFO] [stdout]  --> src/replayer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rodio;
[INFO] [stdout]   | ------------------- the item `rodio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/moduledata/parser.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |             IoError(ref err) => err.description(),
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/moduledata/parser.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |             IoError(ref err) => err.description(),
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/replayer.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(data: ModuleData) -> Replayer {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/replayer.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(data: ModuleData) -> Replayer {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel_count` is never read
[INFO] [stdout]  --> src/moduledata/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ModuleData {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |     channel_count: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/replayer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Replayer {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     data: ModuleData,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel_count` is never read
[INFO] [stdout]  --> src/moduledata/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ModuleData {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |     channel_count: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/replayer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Replayer {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     data: ModuleData,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_HEADER_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const FILE_HEADER_SIZE: usize = 0x15F;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "836c17633593b7d10ef607033d5805edbe6913efde5d8152ed32f1389edda7c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836c17633593b7d10ef607033d5805edbe6913efde5d8152ed32f1389edda7c3", kill_on_drop: false }`
[INFO] [stdout] 836c17633593b7d10ef607033d5805edbe6913efde5d8152ed32f1389edda7c3
[INFO] checking FreeFull/monoplay against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fmonoplay" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreeFull/monoplay on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreeFull/monoplay
[INFO] finished tweaking git repo https://github.com/FreeFull/monoplay
[INFO] tweaked toml for git repo https://github.com/FreeFull/monoplay written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FreeFull/monoplay already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c2dba81f041de55b1fc182fda3c484135d09bc9d2cd3b8024e18bae06c5b405
[INFO] running `Command { std: "docker" "start" "-a" "3c2dba81f041de55b1fc182fda3c484135d09bc9d2cd3b8024e18bae06c5b405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c2dba81f041de55b1fc182fda3c484135d09bc9d2cd3b8024e18bae06c5b405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c2dba81f041de55b1fc182fda3c484135d09bc9d2cd3b8024e18bae06c5b405", kill_on_drop: false }`
[INFO] [stdout] 3c2dba81f041de55b1fc182fda3c484135d09bc9d2cd3b8024e18bae06c5b405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0b7e374de5f497114cf3fc7d94d6b226554a722a730a748262240ddf9531793
[INFO] running `Command { std: "docker" "start" "-a" "c0b7e374de5f497114cf3fc7d94d6b226554a722a730a748262240ddf9531793", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking ieee754 v0.2.1
[INFO] [stderr]     Checking lazy_static v0.2.4
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking hound v1.1.0
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]    Compiling ole32-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]     Checking lewton v0.4.1
[INFO] [stderr]     Checking cpal v0.4.4
[INFO] [stderr]     Checking rodio v0.4.2
[INFO] [stderr]     Checking monoplay v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rodio` is imported redundantly
[INFO] [stdout]  --> src/replayer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rodio;
[INFO] [stdout]   | ------------------- the item `rodio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std;
[INFO] [stdout]   |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]  --> src/moduledata/parser.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::default::Default;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rodio` is imported redundantly
[INFO] [stdout]  --> src/replayer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rodio;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rodio;
[INFO] [stdout]   | ------------------- the item `rodio` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/moduledata/parser.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |             IoError(ref err) => err.description(),
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/replayer.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(data: ModuleData) -> Replayer {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel_count` is never read
[INFO] [stdout]  --> src/moduledata/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ModuleData {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |     channel_count: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/replayer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Replayer {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     data: ModuleData,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FILE_HEADER_SIZE` is never used
[INFO] [stdout]  --> src/constants.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const FILE_HEADER_SIZE: usize = 0x15F;
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/moduledata/parser.rs:82:37
[INFO] [stdout]    |
[INFO] [stdout] 82 |             IoError(ref err) => err.description(),
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/replayer.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn new(data: ModuleData) -> Replayer {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel_count` is never read
[INFO] [stdout]  --> src/moduledata/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ModuleData {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 4 |     channel_count: u8,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]  --> src/replayer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Replayer {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     data: ModuleData,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "c0b7e374de5f497114cf3fc7d94d6b226554a722a730a748262240ddf9531793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b7e374de5f497114cf3fc7d94d6b226554a722a730a748262240ddf9531793", kill_on_drop: false }`
[INFO] [stdout] c0b7e374de5f497114cf3fc7d94d6b226554a722a730a748262240ddf9531793