[INFO] cloning repository https://github.com/oeb25/cdm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeb25/cdm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Fcdm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Fcdm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b7d7a4324fa1478bbd774b2093eb3406780ffc
[INFO] checking oeb25/cdm against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Fcdm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/oeb25/cdm
[INFO] finished tweaking git repo https://github.com/oeb25/cdm
[INFO] tweaked toml for git repo https://github.com/oeb25/cdm written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oeb25/cdm on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oeb25/cdm 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb5778a757ff21d0d4d654e8c7ef09b343bf45b1a188b83670b3c1826ca31ff1
[INFO] running `Command { std: "docker" "start" "-a" "fb5778a757ff21d0d4d654e8c7ef09b343bf45b1a188b83670b3c1826ca31ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb5778a757ff21d0d4d654e8c7ef09b343bf45b1a188b83670b3c1826ca31ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5778a757ff21d0d4d654e8c7ef09b343bf45b1a188b83670b3c1826ca31ff1", kill_on_drop: false }`
[INFO] [stdout] fb5778a757ff21d0d4d654e8c7ef09b343bf45b1a188b83670b3c1826ca31ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69a6baa12fb816a426e44a8f239b3623c635724c2891fd87bc7e8493d5f885dd
[INFO] running `Command { std: "docker" "start" "-a" "69a6baa12fb816a426e44a8f239b3623c635724c2891fd87bc7e8493d5f885dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking parking_lot_core v0.9.4
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking proptest v1.0.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.16
[INFO] [stderr]     Checking comfy-table v6.1.2
[INFO] [stderr]     Checking cdm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `domain::Domain` and `euclidean_domain::EuclideanDomain`
[INFO] [stdout]  --> src/finite.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     domain::Domain,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     euclidean_domain::EuclideanDomain,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `domain::Domain` and `euclidean_domain::EuclideanDomain`
[INFO] [stdout]  --> src/finite.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     domain::Domain,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     euclidean_domain::EuclideanDomain,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rational`, `multivariate_polynomials::MultivariatePolynomial`, and `rationals::rational`
[INFO] [stdout]   --> src/mono.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     multivariate_polynomials::MultivariatePolynomial,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  9 |     num_to_superscript,
[INFO] [stdout] 10 |     rationals::rational,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     Group, Natural, Rational, Ring,
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/dft.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let res = super::fft(2, f, PrimitiveRootOfUnity::new(4, 2u128.into()).unwrap());
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> src/gaussian_integers.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ord`
[INFO] [stdout]   --> src/mono.rs:68:41
[INFO] [stdout]    |
[INFO] [stdout] 68 |         MultivariatePolynomial::Terms { ord, terms } => {
[INFO] [stdout]    |                                         ^^^ help: try ignoring the field: `ord: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ops`
[INFO] [stdout]    --> src/newton_interpolation.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let ops = count_ops::get_counts();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ops`
[INFO] [stdout]    --> src/newton_interpolation.rs:249:17
[INFO] [stdout]     |
[INFO] [stdout] 249 |             let ops = count_ops::get_counts();
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `v`, `set_f`, and `f` are never used
[INFO] [stdout]   --> src/newton_interpolation.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | / impl<'a, F> NewtonInterpolation<'a, F>
[INFO] [stdout] 16 | | where
[INFO] [stdout] 17 | |     F: Field + Hash + Eq + Debug,
[INFO] [stdout]    | |_________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |       fn v(&self, i: usize) -> F {
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 25 |       fn set_f(&mut self, i: usize, j: usize, e: F) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |       fn f(&mut self, i: usize, j: usize) -> F {
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `newton` is never used
[INFO] [stdout]    --> src/newton_interpolation.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn newton<F, Map>(samples: &[F], map: Map) -> Polynomial<F>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `newton_slice` is never used
[INFO] [stdout]    --> src/newton_interpolation.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn newton_slice<F, Map>(samples: &[F], offset: usize, map: Map) -> Polynomial<F>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         write!(buf, "\\begin{{array}}{{r");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = write!(buf, "\\begin{{array}}{{r");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             write!(buf, "|r");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = write!(buf, "|r");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         writeln!(buf, "|l}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let _ = writeln!(buf, "|l}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         write!(buf, "\\multicolumn{{1}}{{c}}{{p}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let _ = write!(buf, "\\multicolumn{{1}}{{c}}{{p}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             write!(buf, "& \\multicolumn{{1}}{{|c}}{{q_{i}}}");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let _ = write!(buf, "& \\multicolumn{{1}}{{|c}}{{q_{i}}}");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         write!(buf, "& \\multicolumn{{1}}{{|c}}{{r}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let _ = write!(buf, "& \\multicolumn{{1}}{{|c}}{{r}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         writeln!(buf, "\\\\ \\hline");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let _ = writeln!(buf, "\\\\ \\hline");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             write!(buf, "{}", e[0].to_latex());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let _ = write!(buf, "{}", e[0].to_latex());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 write!(buf, "& {}", p.to_latex());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 let _ = write!(buf, "& {}", p.to_latex());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             writeln!(buf, " \\\\ \\hline");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = writeln!(buf, " \\\\ \\hline");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         writeln!(buf, "\\end{{array}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let _ = writeln!(buf, "\\end{{array}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             write!(f, "0");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = write!(f, "0");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             write!(f, "1");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |             let _ = write!(f, "1");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 | /             write!(
[INFO] [stdout] 52 | |                 f,
[INFO] [stdout] 53 | |                 "{}{}",
[INFO] [stdout] 54 | |                 if Identity::<Multiplication>::is_identity(self.coef()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |                     .format("")
[INFO] [stdout] 76 | |             );
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let _ = write!(
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rhs`
[INFO] [stdout]    --> src/gaussian_integers.rs:109:18
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn rem(self, rhs: Self) -> Self::Output {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `v`, `set_f`, and `f` are never used
[INFO] [stdout]   --> src/newton_interpolation.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | / impl<'a, F> NewtonInterpolation<'a, F>
[INFO] [stdout] 16 | | where
[INFO] [stdout] 17 | |     F: Field + Hash + Eq + Debug,
[INFO] [stdout]    | |_________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |       fn v(&self, i: usize) -> F {
[INFO] [stdout]    |          ^
[INFO] [stdout] ...
[INFO] [stdout] 25 |       fn set_f(&mut self, i: usize, j: usize, e: F) {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |       fn f(&mut self, i: usize, j: usize) -> F {
[INFO] [stdout]    |          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `newton` is never used
[INFO] [stdout]    --> src/newton_interpolation.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn newton<F, Map>(samples: &[F], map: Map) -> Polynomial<F>
[INFO] [stdout]     |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `newton_slice` is never used
[INFO] [stdout]    --> src/newton_interpolation.rs:129:4
[INFO] [stdout]     |
[INFO] [stdout] 129 | fn newton_slice<F, Map>(samples: &[F], offset: usize, map: Map) -> Polynomial<F>
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         write!(buf, "\\begin{{array}}{{r");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = write!(buf, "\\begin{{array}}{{r");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             write!(buf, "|r");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = write!(buf, "|r");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         writeln!(buf, "|l}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let _ = writeln!(buf, "|l}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         write!(buf, "\\multicolumn{{1}}{{c}}{{p}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let _ = write!(buf, "\\multicolumn{{1}}{{c}}{{p}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             write!(buf, "& \\multicolumn{{1}}{{|c}}{{q_{i}}}");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let _ = write!(buf, "& \\multicolumn{{1}}{{|c}}{{q_{i}}}");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         write!(buf, "& \\multicolumn{{1}}{{|c}}{{r}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let _ = write!(buf, "& \\multicolumn{{1}}{{|c}}{{r}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |         writeln!(buf, "\\\\ \\hline");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |         let _ = writeln!(buf, "\\\\ \\hline");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             write!(buf, "{}", e[0].to_latex());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |             let _ = write!(buf, "{}", e[0].to_latex());
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 write!(buf, "& {}", p.to_latex());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 let _ = write!(buf, "& {}", p.to_latex());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             writeln!(buf, " \\\\ \\hline");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = writeln!(buf, " \\\\ \\hline");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/ch21.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |         writeln!(buf, "\\end{{array}}");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let _ = writeln!(buf, "\\end{{array}}");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             write!(f, "0");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 45 |             let _ = write!(f, "0");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |             write!(f, "1");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |             let _ = write!(f, "1");
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 | /             write!(
[INFO] [stdout] 52 | |                 f,
[INFO] [stdout] 53 | |                 "{}{}",
[INFO] [stdout] 54 | |                 if Identity::<Multiplication>::is_identity(self.coef()) {
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |                     .format("")
[INFO] [stdout] 76 | |             );
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let _ = write!(
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PLex`
[INFO] [stdout]  --> src/bin/old_exam.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     mono::{plex, MonomialOrder, PLex},
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> src/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let table = multivariate_division_with_remainder(&s12, &fs);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_8_10` is never used
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn exercise_8_10() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_exam` is never used
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_exam() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `home_work2` is never used
[INFO] [stdout]   --> src/main.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn home_work2() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `i128: cdm::field::Field` is not satisfied
[INFO] [stdout]    --> src/bin/demo08.rs:26:5
[INFO] [stdout]     |
[INFO] [stdout]  26 |     karatsubas_polynomial_multiplication_algorithm(2, f, g);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `cdm::field::Field` is not implemented for `i128`
[INFO] [stdout]     |
[INFO] [stdout] help: the following other types implement trait `cdm::field::Field`
[INFO] [stdout]    --> src/reals.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout]  47 | impl Field for Real {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^ `Real`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/finite.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl<const N: Natural> Field for Finite<N> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Finite<N>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/rationals.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl Field for Rational {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^ `Rational`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/count_ops.rs:209:1
[INFO] [stdout]     |
[INFO] [stdout] 209 | impl<F> Field for CountOps<F> where Self: Ring + std::ops::Div<Output = Self> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CountOps<F>`
[INFO] [stdout] note: required by a bound in `karatsubas_polynomial_multiplication_algorithm`
[INFO] [stdout]    --> src/ch08.rs:13:58
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub fn karatsubas_polynomial_multiplication_algorithm<R: Field>(
[INFO] [stdout]     |                                                          ^^^^^ required by this bound in `karatsubas_polynomial_multiplication_algorithm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PLex`
[INFO] [stdout]  --> src/bin/old_exam.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     mono::{plex, MonomialOrder, PLex},
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `question_4` is never used
[INFO] [stdout]    --> src/bin/old_exam.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn question_4() {}
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cdm` (bin "demo08" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `question_4` is never used
[INFO] [stdout]    --> src/bin/old_exam.rs:139:4
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn question_4() {}
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `i128: cdm::field::Field` is not satisfied
[INFO] [stdout]    --> src/bin/demo08.rs:26:5
[INFO] [stdout]     |
[INFO] [stdout]  26 |     karatsubas_polynomial_multiplication_algorithm(2, f, g);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `cdm::field::Field` is not implemented for `i128`
[INFO] [stdout]     |
[INFO] [stdout] help: the following other types implement trait `cdm::field::Field`
[INFO] [stdout]    --> src/reals.rs:47:1
[INFO] [stdout]     |
[INFO] [stdout]  47 | impl Field for Real {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^ `Real`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/finite.rs:112:1
[INFO] [stdout]     |
[INFO] [stdout] 112 | impl<const N: Natural> Field for Finite<N> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Finite<N>`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/rationals.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl Field for Rational {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^ `Rational`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/count_ops.rs:209:1
[INFO] [stdout]     |
[INFO] [stdout] 209 | impl<F> Field for CountOps<F> where Self: Ring + std::ops::Div<Output = Self> {}
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CountOps<F>`
[INFO] [stdout] note: required by a bound in `karatsubas_polynomial_multiplication_algorithm`
[INFO] [stdout]    --> src/ch08.rs:13:58
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub fn karatsubas_polynomial_multiplication_algorithm<R: Field>(
[INFO] [stdout]     |                                                          ^^^^^ required by this bound in `karatsubas_polynomial_multiplication_algorithm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> src/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let table = multivariate_division_with_remainder(&s12, &fs);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `exercise_8_10` is never used
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn exercise_8_10() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_exam` is never used
[INFO] [stdout]   --> src/main.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn test_exam() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `home_work2` is never used
[INFO] [stdout]   --> src/main.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn home_work2() {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cdm` (bin "demo08") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "69a6baa12fb816a426e44a8f239b3623c635724c2891fd87bc7e8493d5f885dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a6baa12fb816a426e44a8f239b3623c635724c2891fd87bc7e8493d5f885dd", kill_on_drop: false }`
[INFO] [stdout] 69a6baa12fb816a426e44a8f239b3623c635724c2891fd87bc7e8493d5f885dd