[INFO] fetching crate gufo-common 1.0.1...
[INFO] checking gufo-common-1.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate gufo-common 1.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gufo-common 1.0.1
[INFO] finished tweaking crates.io crate gufo-common 1.0.1
[INFO] tweaked toml for crates.io crate gufo-common 1.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gufo-common 1.0.1 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 crates.io crate gufo-common 1.0.1 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 723464a5229b681a7f56006745d7a0f2729d6a871fbf770658bade828ed5cf6c
[INFO] running `Command { std: "docker" "start" "-a" "723464a5229b681a7f56006745d7a0f2729d6a871fbf770658bade828ed5cf6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "723464a5229b681a7f56006745d7a0f2729d6a871fbf770658bade828ed5cf6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "723464a5229b681a7f56006745d7a0f2729d6a871fbf770658bade828ed5cf6c", kill_on_drop: false }`
[INFO] [stdout] 723464a5229b681a7f56006745d7a0f2729d6a871fbf770658bade828ed5cf6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e3318521bfdd4d6e70cf4733817ac3f2f71336521d6273ec2c882f4790472ff9
[INFO] running `Command { std: "docker" "start" "-a" "e3318521bfdd4d6e70cf4733817ac3f2f71336521d6273ec2c882f4790472ff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking gufo-common v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[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 `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[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 `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 207 |   impl_binary_operators!(u8);
[INFO] [stdout]     |   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 207 | impl_binary_operators!(u8);
[INFO] [stdout]     | -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 | impl_casts!(usize);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 208 |   impl_binary_operators!(u16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 208 | impl_binary_operators!(u16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 209 |   impl_binary_operators!(u32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 209 | impl_binary_operators!(u32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 210 |   impl_binary_operators!(u64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 210 | impl_binary_operators!(u64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 211 |   impl_binary_operators!(i16);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 211 | impl_binary_operators!(i16);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 212 |   impl_binary_operators!(i32);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 212 | impl_binary_operators!(i32);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gufo-common` (lib test) due to 233 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:64
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:116:86
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let err = || MathError:: [< $op Failed >] (self.try_into().ok(), rhs.try_into().ok());
[INFO] [stdout]     |                                                                                      ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 213 |   impl_binary_operators!(i64);
[INFO] [stdout]     |   --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 213 | impl_binary_operators!(i64);
[INFO] [stdout]     | --------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:144:25
[INFO] [stdout]     |
[INFO] [stdout] 144 |                   let y = match rhs.0 {
[INFO] [stdout]     |  _________________________^
[INFO] [stdout] 145 | |                     Err(err) => return Checked(Err(err)),
[INFO] [stdout] 146 | |                     Ok(y) => y.try_into(),
[INFO] [stdout] 147 | |                 };
[INFO] [stdout]     | |_________________^
[INFO] [stdout] ...
[INFO] [stdout] 214 |   impl_binary_operators!(usize);
[INFO] [stdout]     |   ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:146:30
[INFO] [stdout]     |
[INFO] [stdout] 146 |                     Ok(y) => y.try_into(),
[INFO] [stdout]     |                              ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:148:35
[INFO] [stdout]     |
[INFO] [stdout] 148 |                 let y: $t = match y {
[INFO] [stdout]     |                                   ^
[INFO] [stdout] ...
[INFO] [stdout] 214 | impl_binary_operators!(usize);
[INFO] [stdout]     | ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_operator` which comes from the expansion of the macro `impl_binary_operators` (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: Result<u8, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 | impl_casts!(u8);
[INFO] [stdout]     | --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 | impl_casts!(u16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 218 | impl_casts!(u32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<u64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 219 | impl_casts!(u64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i16, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 | impl_casts!(i16);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i32, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 221 | impl_casts!(i32);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i64, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<i128, Infallible>
[INFO] [stdout]    --> src/math.rs:180:66
[INFO] [stdout]     |
[INFO] [stdout] 180 |                         .map_err(|_| MathError::ConversionFailed(x.try_into().ok())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 | impl_casts!(i64);
[INFO] [stdout]     | ---------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (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: Result<usize, Infallible>
[INFO] [stdout]    --> src/math.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                     x.try_into()
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 | impl_casts!(usize);
[INFO] [stdout]     | ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_cast` which comes from the expansion of the macro `impl_casts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gufo-common` (lib) due to 233 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3318521bfdd4d6e70cf4733817ac3f2f71336521d6273ec2c882f4790472ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3318521bfdd4d6e70cf4733817ac3f2f71336521d6273ec2c882f4790472ff9", kill_on_drop: false }`
[INFO] [stdout] e3318521bfdd4d6e70cf4733817ac3f2f71336521d6273ec2c882f4790472ff9
