[INFO] fetching crate musicbox 0.3.0... [INFO] checking musicbox-0.3.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate musicbox 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate musicbox 0.3.0 [INFO] removed 1 missing examples [INFO] finished tweaking crates.io crate musicbox 0.3.0 [INFO] tweaked toml for crates.io crate musicbox 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate musicbox 0.3.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate musicbox 0.3.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5475787534706fb31a0ffe01656219911a0c2db5a236f364db4bbe469cca70d [INFO] running `Command { std: "docker" "start" "-a" "e5475787534706fb31a0ffe01656219911a0c2db5a236f364db4bbe469cca70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5475787534706fb31a0ffe01656219911a0c2db5a236f364db4bbe469cca70d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5475787534706fb31a0ffe01656219911a0c2db5a236f364db4bbe469cca70d", kill_on_drop: false }` [INFO] [stdout] e5475787534706fb31a0ffe01656219911a0c2db5a236f364db4bbe469cca70d [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9e0262e3caf996cce57427c9d17cecd85e93469cdfdf69efa361a557e865a40 [INFO] running `Command { std: "docker" "start" "-a" "c9e0262e3caf996cce57427c9d17cecd85e93469cdfdf69efa361a557e865a40", kill_on_drop: false }` [INFO] [stderr] Checking musicbox v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::notary::Notary` [INFO] [stdout] --> src/fetchuser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::notary::Notary; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::TONIC` [INFO] [stdout] --> src/fetchuser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::TONIC; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Notation::*` [INFO] [stdout] --> src/fetchuser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use Notation::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::Chord` [INFO] [stdout] --> src/fetchuser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::Chord; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `scales::chordlib::major::_major` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use scales::chordlib::major::_major; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fetch_input` [INFO] [stdout] --> src/lib.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | use fetchuser::{fetch_input}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mubot::Mubot` [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use mubot::Mubot; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::notary::Notary` [INFO] [stdout] --> src/fetchuser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::notary::Notary; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::TONIC` [INFO] [stdout] --> src/fetchuser.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::TONIC; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Notation::*` [INFO] [stdout] --> src/fetchuser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use Notation::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::Chord` [INFO] [stdout] --> src/fetchuser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::Chord; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `scales::chordlib::major::_major` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use scales::chordlib::major::_major; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fetch_input` [INFO] [stdout] --> src/lib.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | use fetchuser::{fetch_input}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mubot::Mubot` [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use mubot::Mubot; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tonic` [INFO] [stdout] --> src/instrument/guitar.rs:38:40 [INFO] [stdout] | [INFO] [stdout] 38 | position0.iter_mut().for_each(|tonic| _1(music.tonic)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tonic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument/guitar.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let mut positions = vec![]; [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: struct `Chord` is never constructed [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct Chord { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `class` is never read [INFO] [stdout] --> src/instrument/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Instrument { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 11 | class: Classification, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `definition` and `values` are never read [INFO] [stdout] --> src/scales/mod.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Scale { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 44 | definition: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 45 | values: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/scales/mod.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl Scale { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 49 | fn ionian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn dorian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn phyrgian(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn lydian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn mixolydian(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn aeolian(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn locrian(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mode` is never used [INFO] [stdout] --> src/scales/mode.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Mode { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bars` is never read [INFO] [stdout] --> src/score/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MusicScore{ [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 9 | bars: Bar, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rhythm` and `instruments` are never read [INFO] [stdout] --> src/score/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | struct Bar { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 14 | rhythm: Rhythm, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | instruments: Instrument, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TimeSign` is never constructed [INFO] [stdout] --> src/score/mod.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct TimeSign { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tempo` and `time` are never read [INFO] [stdout] --> src/score/rhythm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Rhythm { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | tempo: u16, //BPM [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | time: u8, //Divisions in a bar [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tonic` [INFO] [stdout] --> src/instrument/guitar.rs:38:40 [INFO] [stdout] | [INFO] [stdout] 38 | position0.iter_mut().for_each(|tonic| _1(music.tonic)); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_tonic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument/guitar.rs:35:13 [INFO] [stdout] | [INFO] [stdout] 35 | let mut positions = vec![]; [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: unused `Result` that must be used [INFO] [stdout] --> src/fetchuser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | stdin().read_line(&mut io_buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = stdin().read_line(&mut io_buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Chord` is never constructed [INFO] [stdout] --> src/lib.rs:57:8 [INFO] [stdout] | [INFO] [stdout] 57 | struct Chord { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `class` is never read [INFO] [stdout] --> src/instrument/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Instrument { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 11 | class: Classification, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `definition` and `values` are never read [INFO] [stdout] --> src/scales/mod.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 43 | pub struct Scale { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 44 | definition: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 45 | values: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/scales/mod.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 48 | impl Scale { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 49 | fn ionian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 52 | fn dorian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn phyrgian(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | fn lydian(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn mixolydian(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn aeolian(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | fn locrian(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Mode` is never used [INFO] [stdout] --> src/scales/mode.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Mode { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bars` is never read [INFO] [stdout] --> src/score/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct MusicScore{ [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 9 | bars: Bar, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rhythm` and `instruments` are never read [INFO] [stdout] --> src/score/mod.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | struct Bar { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 14 | rhythm: Rhythm, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 15 | instruments: Instrument, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TimeSign` is never constructed [INFO] [stdout] --> src/score/mod.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct TimeSign { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `tempo` and `time` are never read [INFO] [stdout] --> src/score/rhythm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Rhythm { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 2 | tempo: u16, //BPM [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | time: u8, //Divisions in a bar [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/fetchuser.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | stdin().read_line(&mut io_buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 13 | let _ = stdin().read_line(&mut io_buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "c9e0262e3caf996cce57427c9d17cecd85e93469cdfdf69efa361a557e865a40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9e0262e3caf996cce57427c9d17cecd85e93469cdfdf69efa361a557e865a40", kill_on_drop: false }` [INFO] [stdout] c9e0262e3caf996cce57427c9d17cecd85e93469cdfdf69efa361a557e865a40