[INFO] cloning repository https://github.com/mzucker/pquilt_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mzucker/pquilt_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzucker%2Fpquilt_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzucker%2Fpquilt_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b46641f9ff184dea6def71d81cfe0a7f0cb1bb9
[INFO] checking mzucker/pquilt_rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmzucker%2Fpquilt_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mzucker/pquilt_rust
[INFO] finished tweaking git repo https://github.com/mzucker/pquilt_rust
[INFO] tweaked toml for git repo https://github.com/mzucker/pquilt_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mzucker/pquilt_rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mzucker/pquilt_rust 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6da496671c40d6023ad9ed706815149f54f84fc3b836224e256aa5d7beddd8
[INFO] running `Command { std: "docker" "start" "-a" "4e6da496671c40d6023ad9ed706815149f54f84fc3b836224e256aa5d7beddd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6da496671c40d6023ad9ed706815149f54f84fc3b836224e256aa5d7beddd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6da496671c40d6023ad9ed706815149f54f84fc3b836224e256aa5d7beddd8", kill_on_drop: false }`
[INFO] [stdout] 4e6da496671c40d6023ad9ed706815149f54f84fc3b836224e256aa5d7beddd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e29444c45f518db09ca68f55c3036ccd721809d4db57be98107bebec407c3bb
[INFO] running `Command { std: "docker" "start" "-a" "0e29444c45f518db09ca68f55c3036ccd721809d4db57be98107bebec407c3bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking weezl v0.1.4
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking num-rational v0.3.2
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking simba v0.3.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking rand_distr v0.3.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]     Checking nalgebra v0.24.1
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]     Checking pquilt_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     error_chain!{
[INFO] [stdout] 28 | |
[INFO] [stdout] 29 | |         foreign_links {
[INFO] [stdout] 30 | |             Fmt(::std::fmt::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]     --> src/main.rs:2081:18
[INFO] [stdout]      |
[INFO] [stdout] 2081 |         Ok(s) => (s as usize),
[INFO] [stdout]      |                  ^          ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2081 -         Ok(s) => (s as usize),
[INFO] [stdout] 2081 +         Ok(s) => s as usize,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | /     error_chain!{
[INFO] [stdout] 28 | |
[INFO] [stdout] 29 | |         foreign_links {
[INFO] [stdout] 30 | |             Fmt(::std::fmt::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]     --> src/main.rs:2081:18
[INFO] [stdout]      |
[INFO] [stdout] 2081 |         Ok(s) => (s as usize),
[INFO] [stdout]      |                  ^          ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 2081 -         Ok(s) => (s as usize),
[INFO] [stdout] 2081 +         Ok(s) => s as usize,
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]     --> src/main.rs:1972:31
[INFO] [stdout]      |
[INFO] [stdout] 1972 |             Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2328 |                 let sfilename = parse_tokens!(rest, { filename: String })?;
[INFO] [stdout]      |                                 ----------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]      = help: consider replacing the `if let` with a `let`
[INFO] [stdout]      = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]     --> src/main.rs:1972:31
[INFO] [stdout]      |
[INFO] [stdout] 1972 |             Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2328 |                 let sfilename = parse_tokens!(rest, { filename: String })?;
[INFO] [stdout]      |                                 ----------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]      = help: consider replacing the `if let` with a `let`
[INFO] [stdout]      = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]     --> src/main.rs:1972:31
[INFO] [stdout]      |
[INFO] [stdout] 1972 |               Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2449 | /                         parse_tokens!(rest, {ifilename: String, 
[INFO] [stdout] 2450 | |                                              repeat_width: f64})?;
[INFO] [stdout]      | |________________________________________________________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]      = help: consider replacing the `if let` with a `let`
[INFO] [stdout]      = note: this warning originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]     --> src/main.rs:1972:31
[INFO] [stdout]      |
[INFO] [stdout] 1972 |               Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2449 | /                         parse_tokens!(rest, {ifilename: String, 
[INFO] [stdout] 2450 | |                                              repeat_width: f64})?;
[INFO] [stdout]      | |________________________________________________________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]      = help: consider replacing the `if let` with a `let`
[INFO] [stdout]      = note: this warning originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lidx`, `tidx0`, and `tidx1` are never read
[INFO] [stdout]    --> src/main.rs:590:5
[INFO] [stdout]     |
[INFO] [stdout] 589 | struct HalfTileSplit {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 590 |     lidx:  usize, // line index
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 593 |     tidx0: usize, // left half-tile index
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 594 |     tidx1: usize, // right half-tile index
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HalfTileSplit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tidx` is never read
[INFO] [stdout]     --> src/main.rs:1123:5
[INFO] [stdout]      |
[INFO] [stdout] 1118 | struct Seam {
[INFO] [stdout]      |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1123 |     tidx:  usize,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Seam` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lidx` is never read
[INFO] [stdout]     --> src/main.rs:1193:5
[INFO] [stdout]      |
[INFO] [stdout] 1192 | struct SeamDrawInfo {
[INFO] [stdout]      |        ------------ field in this struct
[INFO] [stdout] 1193 |     lidx: usize,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `SeamDrawInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `drawtri`, `translatep`, and `translatev` are never used
[INFO] [stdout]     --> src/main.rs:2915:8
[INFO] [stdout]      |
[INFO] [stdout] 2910 | trait CairoVecOps {
[INFO] [stdout]      |       ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 2915 |     fn drawtri(&self, p0: &Point2d, p1: &Point2d, p2: &Point2d);
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2919 |     fn translatep(&self, p: &Point2d);
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 2920 |     fn translatev(&self, p: &Vec2d);
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1972:47
[INFO] [stdout]      |
[INFO] [stdout] 1972 |             Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2328 |                 let sfilename = parse_tokens!(rest, { filename: String })?;
[INFO] [stdout]      |                                 ----------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]      = note: this error originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1972:47
[INFO] [stdout]      |
[INFO] [stdout] 1972 |               Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2449 | /                         parse_tokens!(rest, {ifilename: String, 
[INFO] [stdout] 2450 | |                                              repeat_width: f64})?;
[INFO] [stdout]      | |________________________________________________________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lidx`, `tidx0`, and `tidx1` are never read
[INFO] [stdout]    --> src/main.rs:590:5
[INFO] [stdout]     |
[INFO] [stdout] 589 | struct HalfTileSplit {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] 590 |     lidx:  usize, // line index
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 593 |     tidx0: usize, // left half-tile index
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 594 |     tidx1: usize, // right half-tile index
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HalfTileSplit` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tidx` is never read
[INFO] [stdout]     --> src/main.rs:1123:5
[INFO] [stdout]      |
[INFO] [stdout] 1118 | struct Seam {
[INFO] [stdout]      |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1123 |     tidx:  usize,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `Seam` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lidx` is never read
[INFO] [stdout]     --> src/main.rs:1193:5
[INFO] [stdout]      |
[INFO] [stdout] 1192 | struct SeamDrawInfo {
[INFO] [stdout]      |        ------------ field in this struct
[INFO] [stdout] 1193 |     lidx: usize,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `SeamDrawInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `drawtri`, `translatep`, and `translatev` are never used
[INFO] [stdout]     --> src/main.rs:2915:8
[INFO] [stdout]      |
[INFO] [stdout] 2910 | trait CairoVecOps {
[INFO] [stdout]      |       ----------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 2915 |     fn drawtri(&self, p0: &Point2d, p1: &Point2d, p2: &Point2d);
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2919 |     fn translatep(&self, p: &Point2d);
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 2920 |     fn translatev(&self, p: &Vec2d);
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1972:47
[INFO] [stdout]      |
[INFO] [stdout] 1972 |             Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2328 |                 let sfilename = parse_tokens!(rest, { filename: String })?;
[INFO] [stdout]      |                                 ----------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]      = note: this error originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]     --> src/main.rs:1972:47
[INFO] [stdout]      |
[INFO] [stdout] 1972 |               Some(value) => if let Ok($name) = value.parse::<$type>() {
[INFO] [stdout]      |                                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2449 | /                         parse_tokens!(rest, {ifilename: String, 
[INFO] [stdout] 2450 | |                                              repeat_width: f64})?;
[INFO] [stdout]      | |________________________________________________________________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this error originates in the macro `parse_tokens` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pquilt_rs` (bin "pquilt_rs" test) due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `pquilt_rs` (bin "pquilt_rs") due to 2 previous errors; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0e29444c45f518db09ca68f55c3036ccd721809d4db57be98107bebec407c3bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e29444c45f518db09ca68f55c3036ccd721809d4db57be98107bebec407c3bb", kill_on_drop: false }`
[INFO] [stdout] 0e29444c45f518db09ca68f55c3036ccd721809d4db57be98107bebec407c3bb
