[INFO] cloning repository https://github.com/psimonyi/songset
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/psimonyi/songset" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsimonyi%2Fsongset", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsimonyi%2Fsongset'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e68587c8f1ea47efce9bea41a4ace03fff7e46c1
[INFO] testing psimonyi/songset against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpsimonyi%2Fsongset" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/psimonyi/songset
[INFO] finished tweaking git repo https://github.com/psimonyi/songset
[INFO] tweaked toml for git repo https://github.com/psimonyi/songset written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/psimonyi/songset on toolchain b03b3a7ec92682be2917540b679478d41c95a30c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/psimonyi/songset 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gobject-sys v0.5.0
[INFO] [stderr]   Downloaded pango v0.3.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.3.0
[INFO] [stderr]   Downloaded atk-sys v0.5.0
[INFO] [stderr]   Downloaded gdk-sys v0.5.0
[INFO] [stderr]   Downloaded gdk v0.7.0
[INFO] [stderr]   Downloaded gio v0.3.0
[INFO] [stderr]   Downloaded gtk-sys v0.5.0
[INFO] [stderr]   Downloaded gio-sys v0.5.0
[INFO] [stderr]   Downloaded gtk v0.3.0
[INFO] [stderr]   Downloaded glib-sys v0.5.0
[INFO] [stderr]   Downloaded c_vec v1.2.1
[INFO] [stderr]   Downloaded cairo-rs v0.3.0
[INFO] [stderr]   Downloaded pango-sys v0.5.0
[INFO] [stderr]   Downloaded peg v0.5.4
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.5.0
[INFO] [stderr]   Downloaded glib v0.4.0
[INFO] [stderr]   Downloaded pangocairo-sys v0.6.0
[INFO] [stderr]   Downloaded pangocairo v0.4.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50fae8f4dea28cec8ffeb48467789136dd10acee0ccfe77cc27b100e41592954
[INFO] running `Command { std: "docker" "start" "-a" "50fae8f4dea28cec8ffeb48467789136dd10acee0ccfe77cc27b100e41592954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50fae8f4dea28cec8ffeb48467789136dd10acee0ccfe77cc27b100e41592954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fae8f4dea28cec8ffeb48467789136dd10acee0ccfe77cc27b100e41592954", kill_on_drop: false }`
[INFO] [stdout] 50fae8f4dea28cec8ffeb48467789136dd10acee0ccfe77cc27b100e41592954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 773fe71785dd46b486824ba746e9de5c1fc5ceb6f98d67537bd2dea960148eaf
[INFO] running `Command { std: "docker" "start" "-a" "773fe71785dd46b486824ba746e9de5c1fc5ceb6f98d67537bd2dea960148eaf", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]    Compiling pangocairo v0.4.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling pangocairo-sys v0.6.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]    Compiling peg v0.5.4
[INFO] [stderr]    Compiling songset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling glib v0.4.0
[INFO] [stderr]    Compiling pango v0.3.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/print.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | / lazy_static! {
[INFO] [stdout] 91 | |     static ref BASE_FONT: FontDesc = {
[INFO] [stdout] 92 | |         let mut font = pango::FontDescription::new();
[INFO] [stdout] 93 | |         font.set_family("Caladea");
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     };
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/print.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | / lazy_static! {
[INFO] [stdout] 114 | |     static ref PAGING_FONT: FontDesc = {
[INFO] [stdout] 115 | |         let mut font = BASE_FONT.clone();
[INFO] [stdout] 116 | |         font.set_absolute_size(pango_from_points(12.0));
[INFO] [stdout] 117 | |         FontDesc(font)
[INFO] [stdout] 118 | |     };
[INFO] [stdout] 119 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/print.rs:135:1
[INFO] [stdout]     |
[INFO] [stdout] 135 | / lazy_static! {
[INFO] [stdout] 136 | |     static ref TITLE_FONT: FontDesc = {
[INFO] [stdout] 137 | |         let mut font = BASE_FONT.clone();
[INFO] [stdout] 138 | |         font.set_absolute_size(pango_from_points(20.0));
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |     };
[INFO] [stdout] 142 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/print.rs:215:56
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<cairo::Pattern>, Size) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<dyn cairo::Pattern>, Size) {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 |     AltTitle(FormattedText),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 299 -     AltTitle(FormattedText),
[INFO] [stdout] 299 +     AltTitle(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:303:14
[INFO] [stdout]     |
[INFO] [stdout] 303 |     CrossRef(FormattedText),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 303 -     CrossRef(FormattedText),
[INFO] [stdout] 303 +     CrossRef(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 305 |     Attrib(FormattedText),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 305 -     Attrib(FormattedText),
[INFO] [stdout] 305 +     Attrib(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |     Category(String),
[INFO] [stdout]     |     -------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 309 -     Category(String),
[INFO] [stdout] 309 +     Category(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:311:16
[INFO] [stdout]     |
[INFO] [stdout] 311 |     IndexEntry(String),
[INFO] [stdout]     |     ---------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 311 -     IndexEntry(String),
[INFO] [stdout] 311 +     IndexEntry(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:313:11
[INFO] [stdout]     |
[INFO] [stdout] 313 |     Dance(String),
[INFO] [stdout]     |     ----- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 313 -     Dance(String),
[INFO] [stdout] 313 +     Dance(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `verse_gap` is never read
[INFO] [stdout]    --> src/print.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | struct LayoutConfig<'a> {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 161 |     verse_gap: Points,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LayoutConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "773fe71785dd46b486824ba746e9de5c1fc5ceb6f98d67537bd2dea960148eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773fe71785dd46b486824ba746e9de5c1fc5ceb6f98d67537bd2dea960148eaf", kill_on_drop: false }`
[INFO] [stdout] 773fe71785dd46b486824ba746e9de5c1fc5ceb6f98d67537bd2dea960148eaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f823c1394d6b82389b57e7d03b822e0b51bca4435ace7580e909fc3c0640f66f
[INFO] running `Command { std: "docker" "start" "-a" "f823c1394d6b82389b57e7d03b822e0b51bca4435ace7580e909fc3c0640f66f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling songset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/print.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | / lazy_static! {
[INFO] [stdout] 91 | |     static ref BASE_FONT: FontDesc = {
[INFO] [stdout] 92 | |         let mut font = pango::FontDescription::new();
[INFO] [stdout] 93 | |         font.set_family("Caladea");
[INFO] [stdout] ...  |
[INFO] [stdout] 96 | |     };
[INFO] [stdout] 97 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/print.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 113 | / lazy_static! {
[INFO] [stdout] 114 | |     static ref PAGING_FONT: FontDesc = {
[INFO] [stdout] 115 | |         let mut font = BASE_FONT.clone();
[INFO] [stdout] 116 | |         font.set_absolute_size(pango_from_points(12.0));
[INFO] [stdout] 117 | |         FontDesc(font)
[INFO] [stdout] 118 | |     };
[INFO] [stdout] 119 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/print.rs:135:1
[INFO] [stdout]     |
[INFO] [stdout] 135 | / lazy_static! {
[INFO] [stdout] 136 | |     static ref TITLE_FONT: FontDesc = {
[INFO] [stdout] 137 | |         let mut font = BASE_FONT.clone();
[INFO] [stdout] 138 | |         font.set_absolute_size(pango_from_points(20.0));
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |     };
[INFO] [stdout] 142 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/print.rs:215:56
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<cairo::Pattern>, Size) {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<dyn cairo::Pattern>, Size) {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:299:14
[INFO] [stdout]     |
[INFO] [stdout] 299 |     AltTitle(FormattedText),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 299 -     AltTitle(FormattedText),
[INFO] [stdout] 299 +     AltTitle(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:303:14
[INFO] [stdout]     |
[INFO] [stdout] 303 |     CrossRef(FormattedText),
[INFO] [stdout]     |     -------- ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 303 -     CrossRef(FormattedText),
[INFO] [stdout] 303 +     CrossRef(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:305:12
[INFO] [stdout]     |
[INFO] [stdout] 305 |     Attrib(FormattedText),
[INFO] [stdout]     |     ------ ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 305 -     Attrib(FormattedText),
[INFO] [stdout] 305 +     Attrib(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |     Category(String),
[INFO] [stdout]     |     -------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 309 -     Category(String),
[INFO] [stdout] 309 +     Category(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:311:16
[INFO] [stdout]     |
[INFO] [stdout] 311 |     IndexEntry(String),
[INFO] [stdout]     |     ---------- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 311 -     IndexEntry(String),
[INFO] [stdout] 311 +     IndexEntry(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:313:11
[INFO] [stdout]     |
[INFO] [stdout] 313 |     Dance(String),
[INFO] [stdout]     |     ----- ^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 313 -     Dance(String),
[INFO] [stdout] 313 +     Dance(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `verse_gap` is never read
[INFO] [stdout]    --> src/print.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 158 | struct LayoutConfig<'a> {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 161 |     verse_gap: Points,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LayoutConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f823c1394d6b82389b57e7d03b822e0b51bca4435ace7580e909fc3c0640f66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f823c1394d6b82389b57e7d03b822e0b51bca4435ace7580e909fc3c0640f66f", kill_on_drop: false }`
[INFO] [stdout] f823c1394d6b82389b57e7d03b822e0b51bca4435ace7580e909fc3c0640f66f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a5d80e9342866b47a385e45c2234752b90c8182097f53926ef10740f7d3688a
[INFO] running `Command { std: "docker" "start" "-a" "1a5d80e9342866b47a385e45c2234752b90c8182097f53926ef10740f7d3688a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write!(fmt, "error at {}:{}: expected ", self.line,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:20:11
[INFO] [stderr]    |
[INFO] [stderr] 20 |         { try!(write!(fmt, "EOF")); } else if self.expected.len() == 1
[INFO] [stderr]    |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             try!(write!(fmt, "`{}`",
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             try!(write!(fmt, "one of `{}`",
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> /opt/rustwide/target/debug/build/songset-5640cd4c29882466/out/grammar.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |             { try!(write!(fmt, ", `{}`", escape_default(elem))); }
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]   --> src/print.rs:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | / lazy_static! {
[INFO] [stderr] 91 | |     static ref BASE_FONT: FontDesc = {
[INFO] [stderr] 92 | |         let mut font = pango::FontDescription::new();
[INFO] [stderr] 93 | |         font.set_family("Caladea");
[INFO] [stderr] ...  |
[INFO] [stderr] 96 | |     };
[INFO] [stderr] 97 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]    --> src/print.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / lazy_static! {
[INFO] [stderr] 114 | |     static ref PAGING_FONT: FontDesc = {
[INFO] [stderr] 115 | |         let mut font = BASE_FONT.clone();
[INFO] [stderr] 116 | |         font.set_absolute_size(pango_from_points(12.0));
[INFO] [stderr] 117 | |         FontDesc(font)
[INFO] [stderr] 118 | |     };
[INFO] [stderr] 119 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stderr]    --> src/print.rs:135:1
[INFO] [stderr]     |
[INFO] [stderr] 135 | / lazy_static! {
[INFO] [stderr] 136 | |     static ref TITLE_FONT: FontDesc = {
[INFO] [stderr] 137 | |         let mut font = BASE_FONT.clone();
[INFO] [stderr] 138 | |         font.set_absolute_size(pango_from_points(20.0));
[INFO] [stderr] ...   |
[INFO] [stderr] 141 | |     };
[INFO] [stderr] 142 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/print.rs:215:56
[INFO] [stderr]     |
[INFO] [stderr] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<cairo::Pattern>, Size) {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 215 | fn draw_verses(cr: &Cr, config: &LayoutConfig) -> (Box<dyn cairo::Pattern>, Size) {
[INFO] [stderr]     |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:299:14
[INFO] [stderr]     |
[INFO] [stderr] 299 |     AltTitle(FormattedText),
[INFO] [stderr]     |     -------- ^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 299 -     AltTitle(FormattedText),
[INFO] [stderr] 299 +     AltTitle(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:303:14
[INFO] [stderr]     |
[INFO] [stderr] 303 |     CrossRef(FormattedText),
[INFO] [stderr]     |     -------- ^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 303 -     CrossRef(FormattedText),
[INFO] [stderr] 303 +     CrossRef(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:305:12
[INFO] [stderr]     |
[INFO] [stderr] 305 |     Attrib(FormattedText),
[INFO] [stderr]     |     ------ ^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 305 -     Attrib(FormattedText),
[INFO] [stderr] 305 +     Attrib(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:309:14
[INFO] [stderr]     |
[INFO] [stderr] 309 |     Category(String),
[INFO] [stderr]     |     -------- ^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 309 -     Category(String),
[INFO] [stderr] 309 +     Category(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:311:16
[INFO] [stderr]     |
[INFO] [stderr] 311 |     IndexEntry(String),
[INFO] [stderr]     |     ---------- ^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 311 -     IndexEntry(String),
[INFO] [stderr] 311 +     IndexEntry(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/main.rs:313:11
[INFO] [stderr]     |
[INFO] [stderr] 313 |     Dance(String),
[INFO] [stderr]     |     ----- ^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 313 -     Dance(String),
[INFO] [stderr] 313 +     Dance(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `verse_gap` is never read
[INFO] [stderr]    --> src/print.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 158 | struct LayoutConfig<'a> {
[INFO] [stderr]     |        ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 161 |     verse_gap: Points,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LayoutConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `songset` (bin "songset" test) generated 16 warnings (run `cargo fix --bin "songset" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/songset-1085492975f65a41)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a5d80e9342866b47a385e45c2234752b90c8182097f53926ef10740f7d3688a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a5d80e9342866b47a385e45c2234752b90c8182097f53926ef10740f7d3688a", kill_on_drop: false }`
[INFO] [stdout] 1a5d80e9342866b47a385e45c2234752b90c8182097f53926ef10740f7d3688a