[INFO] fetching crate musicxml-dom 0.1.0...
[INFO] checking musicxml-dom-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate musicxml-dom 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate musicxml-dom 0.1.0
[INFO] finished tweaking crates.io crate musicxml-dom 0.1.0
[INFO] tweaked toml for crates.io crate musicxml-dom 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate musicxml-dom 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.17.2 (available: v0.38.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5a41ad59b81d7a6bf6fa62ecff8dd77e7e10b30bf1f524bc58cc281f2d6490e
[INFO] running `Command { std: "docker" "start" "-a" "e5a41ad59b81d7a6bf6fa62ecff8dd77e7e10b30bf1f524bc58cc281f2d6490e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5a41ad59b81d7a6bf6fa62ecff8dd77e7e10b30bf1f524bc58cc281f2d6490e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a41ad59b81d7a6bf6fa62ecff8dd77e7e10b30bf1f524bc58cc281f2d6490e", kill_on_drop: false }`
[INFO] [stdout] e5a41ad59b81d7a6bf6fa62ecff8dd77e7e10b30bf1f524bc58cc281f2d6490e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05241aa4c7f635b16fa238b7a41b50eae0308dc4473a9f3aaab303a9d37625dc
[INFO] running `Command { std: "docker" "start" "-a" "05241aa4c7f635b16fa238b7a41b50eae0308dc4473a9f3aaab303a9d37625dc", kill_on_drop: false }`
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking musicxml-dom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `href`, `role`, `title`, `show`, and `actuate` are never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct LinkAttributes {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 2 |     href: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     role: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     title: Option<String>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     show: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     actuate: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `work_number`, `work_title`, and `opus` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Work {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     work_number: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 11 |     work_title: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 12 |     opus: Option<LinkAttributes>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `content` and `type_` are never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct TypedText {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 16 |     content: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     // keyword
[INFO] [stdout] 18 |     type_: Option<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_`, `element`, `attribute`, and `value` are never read
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Supports {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     type_: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     element: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     attribute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     value: Option<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `value` are never read
[INFO] [stdout]   --> src/lib.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Miscellaneous {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 37 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 38 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creator`, `rights`, `encoding`, `source`, `relation`, and `miscellaneous` are never read
[INFO] [stdout]   --> src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Identification {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 48 |     creator: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 49 |     rights: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 50 |     encoding: Vec<Encoding>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 51 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 52 |     relation: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 53 |     miscellaneous: Vec<Miscellaneous>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `work`, `movement_number`, `movement_title`, and `identification` are never read
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ScoreHeader {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 57 |     work: Option<Work>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 58 |     movement_number: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 59 |     movement_title: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 60 |     identification: Option<Identification>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `score_header` are never read
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct ScorePartwise {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 64 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 65 |     score_header: ScoreHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `href`, `role`, `title`, `show`, and `actuate` are never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct LinkAttributes {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 2 |     href: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 3 |     role: Option<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 4 |     title: Option<String>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     show: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     actuate: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `work_number`, `work_title`, and `opus` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Work {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     work_number: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 11 |     work_title: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 12 |     opus: Option<LinkAttributes>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `content` and `type_` are never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct TypedText {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 16 |     content: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     // keyword
[INFO] [stdout] 18 |     type_: Option<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_`, `element`, `attribute`, and `value` are never read
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Supports {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 22 |     type_: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     element: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 24 |     attribute: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     value: Option<String>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `value` are never read
[INFO] [stdout]   --> src/lib.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Miscellaneous {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 37 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 38 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creator`, `rights`, `encoding`, `source`, `relation`, and `miscellaneous` are never read
[INFO] [stdout]   --> src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Identification {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 48 |     creator: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 49 |     rights: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 50 |     encoding: Vec<Encoding>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 51 |     source: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 52 |     relation: Vec<TypedText>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 53 |     miscellaneous: Vec<Miscellaneous>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `work`, `movement_number`, `movement_title`, and `identification` are never read
[INFO] [stdout]   --> src/lib.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct ScoreHeader {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 57 |     work: Option<Work>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 58 |     movement_number: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 59 |     movement_title: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 60 |     identification: Option<Identification>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `version` and `score_header` are never read
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct ScorePartwise {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 64 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 65 |     score_header: ScoreHeader,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.17.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "05241aa4c7f635b16fa238b7a41b50eae0308dc4473a9f3aaab303a9d37625dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05241aa4c7f635b16fa238b7a41b50eae0308dc4473a9f3aaab303a9d37625dc", kill_on_drop: false }`
[INFO] [stdout] 05241aa4c7f635b16fa238b7a41b50eae0308dc4473a9f3aaab303a9d37625dc