[INFO] fetching crate tiny-uom 0.1.0...
[INFO] testing tiny-uom-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate tiny-uom 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate tiny-uom 0.1.0
[INFO] finished tweaking crates.io crate tiny-uom 0.1.0
[INFO] tweaked toml for crates.io crate tiny-uom 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tiny-uom 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a50411cd9f5202a2574162c5e448d54beddd65c21b8d2182e39d8eef176fb87
[INFO] running `Command { std: "docker" "start" "-a" "6a50411cd9f5202a2574162c5e448d54beddd65c21b8d2182e39d8eef176fb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a50411cd9f5202a2574162c5e448d54beddd65c21b8d2182e39d8eef176fb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a50411cd9f5202a2574162c5e448d54beddd65c21b8d2182e39d8eef176fb87", kill_on_drop: false }`
[INFO] [stdout] 6a50411cd9f5202a2574162c5e448d54beddd65c21b8d2182e39d8eef176fb87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab9ad9d2aa655bef38dfe945a0d6bd7768112753292264de5bb7382c4536a314
[INFO] running `Command { std: "docker" "start" "-a" "ab9ad9d2aa655bef38dfe945a0d6bd7768112753292264de5bb7382c4536a314", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-uom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(const_generics, const_evaluatable_checked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.56.0; see <https://github.com/rust-lang/rust/pull/88369> for more information
[INFO] [stdout]    = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 | #![feature(const_generics, const_evaluatable_checked)]
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.56.0; see <https://github.com/rust-lang/rust/pull/88369> for more information
[INFO] [stdout]    = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:265:18
[INFO] [stdout]     |
[INFO] [stdout] 265 |             $t<{ L.mul(R) }>: ,
[INFO] [stdout]     |                  ^ cannot perform const operation using `L`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `L`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:265:24
[INFO] [stdout]     |
[INFO] [stdout] 265 |             $t<{ L.mul(R) }>: ,
[INFO] [stdout]     |                        ^ cannot perform const operation using `R`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `R`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:267:32
[INFO] [stdout]     |
[INFO] [stdout] 267 |             type Output = $t<{ L.mul(R) }>;
[INFO] [stdout]     |                                ^ cannot perform const operation using `L`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `L`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:267:38
[INFO] [stdout]     |
[INFO] [stdout] 267 |             type Output = $t<{ L.mul(R) }>;
[INFO] [stdout]     |                                      ^ cannot perform const operation using `R`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `R`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:300:18
[INFO] [stdout]     |
[INFO] [stdout] 300 |             $t<{ L.div(R) }>: ,
[INFO] [stdout]     |                  ^ cannot perform const operation using `L`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `L`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:300:24
[INFO] [stdout]     |
[INFO] [stdout] 300 |             $t<{ L.div(R) }>: ,
[INFO] [stdout]     |                        ^ cannot perform const operation using `R`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `R`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:302:32
[INFO] [stdout]     |
[INFO] [stdout] 302 |             type Output = $t<{ L.div(R) }>;
[INFO] [stdout]     |                                ^ cannot perform const operation using `L`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `L`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:302:38
[INFO] [stdout]     |
[INFO] [stdout] 302 |             type Output = $t<{ L.div(R) }>;
[INFO] [stdout]     |                                      ^ cannot perform const operation using `R`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `R`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:314:18
[INFO] [stdout]     |
[INFO] [stdout] 314 |             $t<{ U.inv() }>: ,
[INFO] [stdout]     |                  ^ cannot perform const operation using `U`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `U`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> src/lib.rs:316:32
[INFO] [stdout]     |
[INFO] [stdout] 316 |             type Output = $t<{ U.inv() }>;
[INFO] [stdout]     |                                ^ cannot perform const operation using `U`
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: const parameters may only be used as standalone arguments here, i.e. `U`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:175:30
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct Quantity<const U: Unit> {
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:183:23
[INFO] [stdout]     |
[INFO] [stdout] 183 |         impl<const U: Unit> $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:190:23
[INFO] [stdout]     |
[INFO] [stdout] 190 |         impl<const U: Unit> ::std::fmt::Display for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:199:23
[INFO] [stdout]     |
[INFO] [stdout] 199 |         impl<const U: Unit> ::std::ops::Add<$t<U>> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:210:23
[INFO] [stdout]     |
[INFO] [stdout] 210 |         impl<const U: Unit> ::std::ops::AddAssign<$t<U>> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:220:23
[INFO] [stdout]     |
[INFO] [stdout] 220 |         impl<const U: Unit> ::std::ops::Sub<$t<U>> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:231:23
[INFO] [stdout]     |
[INFO] [stdout] 231 |         impl<const U: Unit> ::std::ops::SubAssign<$t<U>> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:241:23
[INFO] [stdout]     |
[INFO] [stdout] 241 |         impl<const U: Unit> ::std::ops::Mul<$num> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:252:23
[INFO] [stdout]     |
[INFO] [stdout] 252 |         impl<const U: Unit> ::std::ops::Mul<$t<U>> for $num {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:263:23
[INFO] [stdout]     |
[INFO] [stdout] 263 |         impl<const L: Unit, const R: Unit> ::std::ops::Mul<$t<R>> for $t<L>
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:263:38
[INFO] [stdout]     |
[INFO] [stdout] 263 |         impl<const L: Unit, const R: Unit> ::std::ops::Mul<$t<R>> for $t<L>
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:277:23
[INFO] [stdout]     |
[INFO] [stdout] 277 |         impl<const U: Unit> ::std::ops::MulAssign<$num> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:287:23
[INFO] [stdout]     |
[INFO] [stdout] 287 |         impl<const U: Unit> ::std::ops::Div<$num> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:298:23
[INFO] [stdout]     |
[INFO] [stdout] 298 |         impl<const L: Unit, const R: Unit> ::std::ops::Div<$t<R>> for $t<L>
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:298:38
[INFO] [stdout]     |
[INFO] [stdout] 298 |         impl<const L: Unit, const R: Unit> ::std::ops::Div<$t<R>> for $t<L>
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:312:23
[INFO] [stdout]     |
[INFO] [stdout] 312 |         impl<const U: Unit> ::std::ops::Div<$t<U>> for $num
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Unit` is forbidden as the type of a const generic parameter
[INFO] [stdout]    --> src/lib.rs:325:23
[INFO] [stdout]     |
[INFO] [stdout] 325 |         impl<const U: Unit> ::std::ops::DivAssign<$num> for $t<U> {
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 334 | quantity_impl!(f64, Quantity);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the only supported types are integers, `bool`, and `char`
[INFO] [stdout]     = note: this error originates in the macro `quantity_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiny-uom` (lib) due to 29 previous errors
[INFO] running `Command { std: "docker" "inspect" "ab9ad9d2aa655bef38dfe945a0d6bd7768112753292264de5bb7382c4536a314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab9ad9d2aa655bef38dfe945a0d6bd7768112753292264de5bb7382c4536a314", kill_on_drop: false }`
[INFO] [stdout] ab9ad9d2aa655bef38dfe945a0d6bd7768112753292264de5bb7382c4536a314
