[INFO] fetching crate vector_calculus 0.1.0...
[INFO] checking vector_calculus-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate vector_calculus 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate vector_calculus 0.1.0
[INFO] finished tweaking crates.io crate vector_calculus 0.1.0
[INFO] tweaked toml for crates.io crate vector_calculus 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vector_calculus 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c927dbcc7f22d2da69a653881e613ab290d674ed333d747e8f27dce9916e1af
[INFO] running `Command { std: "docker" "start" "-a" "6c927dbcc7f22d2da69a653881e613ab290d674ed333d747e8f27dce9916e1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c927dbcc7f22d2da69a653881e613ab290d674ed333d747e8f27dce9916e1af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c927dbcc7f22d2da69a653881e613ab290d674ed333d747e8f27dce9916e1af", kill_on_drop: false }`
[INFO] [stdout] 6c927dbcc7f22d2da69a653881e613ab290d674ed333d747e8f27dce9916e1af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b03e9564df89681f0b3a3d74579e3a9f67af2eac7363bdba97c82e0b5316ab63
[INFO] running `Command { std: "docker" "start" "-a" "b03e9564df89681f0b3a3d74579e3a9f67af2eac7363bdba97c82e0b5316ab63", kill_on_drop: false }`
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking vector_calculus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures, fn_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `int_montecarlo`
[INFO] [stdout]     --> src/lib.rs:2024:14
[INFO] [stdout]      |
[INFO] [stdout] 2024 | macro_rules! int_montecarlo {
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E` and `PI`
[INFO] [stdout]     --> src/lib.rs:2736:24
[INFO] [stdout]      |
[INFO] [stdout] 2736 | use std::f64::consts::{PI, E};
[INFO] [stdout]      |                        ^^  ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(unboxed_closures, fn_traits)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `int_montecarlo`
[INFO] [stdout]     --> src/lib.rs:2024:14
[INFO] [stdout]      |
[INFO] [stdout] 2024 | macro_rules! int_montecarlo {
[INFO] [stdout]      |              ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `*`, `self`, and `self`
[INFO] [stdout]     --> src/lib.rs:2700:42
[INFO] [stdout]      |
[INFO] [stdout] 2700 |         use $crate::{IntegrationMethod::{self, *}, MultipleIntegrationMethod::{self, *}};
[INFO] [stdout]      |                                          ^^^^  ^                               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 2821 |         setup!();
[INFO] [stdout]      |         -------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]      = note: this warning originates in the macro `setup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `E`
[INFO] [stdout]     --> src/lib.rs:2701:36
[INFO] [stdout]      |
[INFO] [stdout] 2701 |         use std::f64::consts::{PI, E};
[INFO] [stdout]      |                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 2821 |         setup!();
[INFO] [stdout]      |         -------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `setup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `*`, `self`, and `self`
[INFO] [stdout]     --> src/lib.rs:2700:42
[INFO] [stdout]      |
[INFO] [stdout] 2700 |         use $crate::{IntegrationMethod::{self, *}, MultipleIntegrationMethod::{self, *}};
[INFO] [stdout]      |                                          ^^^^                                  ^^^^  ^
[INFO] [stdout] ...
[INFO] [stdout] 2834 |         setup!();
[INFO] [stdout]      |         -------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `setup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `E` and `PI`
[INFO] [stdout]     --> src/lib.rs:2701:32
[INFO] [stdout]      |
[INFO] [stdout] 2701 |         use std::f64::consts::{PI, E};
[INFO] [stdout]      |                                ^^  ^
[INFO] [stdout] ...
[INFO] [stdout] 2834 |         setup!();
[INFO] [stdout]      |         -------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `setup` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/lib.rs:479:24
[INFO] [stdout]     |
[INFO] [stdout] 479 |         Function::OneD(f) => {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]     --> src/lib.rs:2096:29
[INFO] [stdout]      |
[INFO] [stdout] 2096 |                 let mut y = 0.0;
[INFO] [stdout]      |                             ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ft` is never read
[INFO] [stdout]     --> src/lib.rs:2176:40
[INFO] [stdout]      |
[INFO] [stdout] 2176 |     let mut ft:Box<dyn Fn(f64)->f64> = Box::new(|_:f64| f64::NAN);
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/lib.rs:587:26
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `x` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:26
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:587:34
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:34
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]     --> src/lib.rs:587:42
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `z` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:42
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vector_calculus` (lib) due to 1 previous error; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/lib.rs:479:24
[INFO] [stdout]     |
[INFO] [stdout] 479 |         Function::OneD(f) => {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]     --> src/lib.rs:2096:29
[INFO] [stdout]      |
[INFO] [stdout] 2096 |                 let mut y = 0.0;
[INFO] [stdout]      |                             ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ft` is never read
[INFO] [stdout]     --> src/lib.rs:2176:40
[INFO] [stdout]      |
[INFO] [stdout] 2176 |     let mut ft:Box<dyn Fn(f64)->f64> = Box::new(|_:f64| f64::NAN);
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/lib.rs:587:26
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `x` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:26
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:587:34
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:34
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]     --> src/lib.rs:587:42
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `z` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:587:42
[INFO] [stdout]      |
[INFO] [stdout]  587 |             f: Box::new(|$x:f64, $y:f64, $z:f64| $f),
[INFO] [stdout]      |                                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2522 |         surface_integral(&f!(x, y, z, 1.).wrap(), &self, MultipleIntegrationMethod::MonteCarlo(400))
[INFO] [stdout]      |                           --------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:865:38
[INFO] [stdout]      |
[INFO] [stdout]  865 |                 f: Box::new(|$x:f64, $y:f64| $f2),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2770 |         let F:VectorFunction = vector_function!(x, y, -y, x);
[INFO] [stdout]      |                                ----------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:865:38
[INFO] [stdout]      |
[INFO] [stdout]  865 |                 f: Box::new(|$x:f64, $y:f64| $f2),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2770 |         let F:VectorFunction = vector_function!(x, y, -y, x);
[INFO] [stdout]      |                                ----------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/lib.rs:861:30
[INFO] [stdout]      |
[INFO] [stdout]  861 |                 f: Box::new(|$x:f64, $y:f64| $f1),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2770 |         let F:VectorFunction = vector_function!(x, y, -y, x);
[INFO] [stdout]      |                                ----------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `x` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:861:30
[INFO] [stdout]      |
[INFO] [stdout]  861 |                 f: Box::new(|$x:f64, $y:f64| $f1),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2770 |         let F:VectorFunction = vector_function!(x, y, -y, x);
[INFO] [stdout]      |                                ----------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/lib.rs:1647:13
[INFO] [stdout]      |
[INFO] [stdout] 1647 |             _ => panic!("Not a valid parametric curve")
[INFO] [stdout]      |             ^ no value can reach this
[INFO] [stdout] ...
[INFO] [stdout] 2791 |         let s = contour!(sigma, space);
[INFO] [stdout]      |                 ---------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/lib.rs:1647:13
[INFO] [stdout]      |
[INFO] [stdout] 1635 |             ParametricCurve::TwoD(c) => {
[INFO] [stdout]      |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1641 |             ParametricCurve::ThreeD(c) => {
[INFO] [stdout]      |             -------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 1647 |             _ => panic!("Not a valid parametric curve")
[INFO] [stdout]      |             ^ collectively making this unreachable
[INFO] [stdout] ...
[INFO] [stdout] 2791 |         let s = contour!(sigma, space);
[INFO] [stdout]      |                 ---------------------- in this macro invocation
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]      = note: this warning originates in the macro `contour` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:575:26
[INFO] [stdout]      |
[INFO] [stdout]  575 |             f: Box::new(|$x:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2807 |         let x_bounds = fset![f!(y, y.powf(1./3.)), f!(y, 2.)];
[INFO] [stdout]      |                                                    --------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:575:26
[INFO] [stdout]      |
[INFO] [stdout]  575 |             f: Box::new(|$x:f64| $f),
[INFO] [stdout]      |                          ^^
[INFO] [stdout] ...
[INFO] [stdout] 2807 |         let x_bounds = fset![f!(y, y.powf(1./3.)), f!(y, 2.)];
[INFO] [stdout]      |                                                    --------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:581:34
[INFO] [stdout]      |
[INFO] [stdout]  581 |             f: Box::new(|$x:f64, $y:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2806 |         let f = f!(x, y, (x.powi(4)+1.).sqrt());
[INFO] [stdout]      |                 ------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:581:34
[INFO] [stdout]      |
[INFO] [stdout]  581 |             f: Box::new(|$x:f64, $y:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2806 |         let f = f!(x, y, (x.powi(4)+1.).sqrt());
[INFO] [stdout]      |                 ------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]     --> src/lib.rs:581:34
[INFO] [stdout]      |
[INFO] [stdout]  581 |             f: Box::new(|$x:f64, $y:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2823 |         let s:Surface = surface!(u, v, u.sin()*v.cos(), u.sin()*v.sin(), u.cos(), 0, PI/2., 0, 2.*PI);
[INFO] [stdout]      |                         ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `v` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:581:34
[INFO] [stdout]      |
[INFO] [stdout]  581 |             f: Box::new(|$x:f64, $y:f64| $f),
[INFO] [stdout]      |                                  ^^
[INFO] [stdout] ...
[INFO] [stdout] 2823 |         let s:Surface = surface!(u, v, u.sin()*v.cos(), u.sin()*v.sin(), u.cos(), 0, PI/2., 0, 2.*PI);
[INFO] [stdout]      |                         ----------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `f` which comes from the expansion of the macro `surface` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/lib.rs:882:30
[INFO] [stdout]      |
[INFO] [stdout]  882 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f3),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `x` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:882:30
[INFO] [stdout]      |
[INFO] [stdout]  882 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f3),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:882:38
[INFO] [stdout]      |
[INFO] [stdout]  882 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f3),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:882:38
[INFO] [stdout]      |
[INFO] [stdout]  882 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f3),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/lib.rs:878:30
[INFO] [stdout]      |
[INFO] [stdout]  878 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f2),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `x` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:878:30
[INFO] [stdout]      |
[INFO] [stdout]  878 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f2),
[INFO] [stdout]      |                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]     --> src/lib.rs:878:46
[INFO] [stdout]      |
[INFO] [stdout]  878 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f2),
[INFO] [stdout]      |                                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `z` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:878:46
[INFO] [stdout]      |
[INFO] [stdout]  878 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f2),
[INFO] [stdout]      |                                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/lib.rs:874:38
[INFO] [stdout]      |
[INFO] [stdout]  874 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f1),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `y` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:874:38
[INFO] [stdout]      |
[INFO] [stdout]  874 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f1),
[INFO] [stdout]      |                                      ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]     --> src/lib.rs:874:46
[INFO] [stdout]      |
[INFO] [stdout]  874 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f1),
[INFO] [stdout]      |                                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] help: `z` is captured in macro and introduced a unused variable
[INFO] [stdout]     --> src/lib.rs:874:46
[INFO] [stdout]      |
[INFO] [stdout]  874 |                 f: Box::new(|$x:f64, $y:f64, $z:f64| $f1),
[INFO] [stdout]      |                                              ^^
[INFO] [stdout] ...
[INFO] [stdout] 2822 |         let v = vector_function!(x, y, z, x, y, z);
[INFO] [stdout]      |                 ---------------------------------- in this macro invocation
[INFO] [stdout]      = note: this warning originates in the macro `vector_function` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rho`
[INFO] [stdout]     --> src/lib.rs:2824:13
[INFO] [stdout]      |
[INFO] [stdout] 2824 |         let rho = surface!(u, v, u+v, u*v, u.powf(v), set![0, 2.*PI], set![0, 10]);
[INFO] [stdout]      |             ^^^ help: if this is intentional, prefix it with an underscore: `_rho`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vector_calculus` (lib test) due to 1 previous error; 24 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b03e9564df89681f0b3a3d74579e3a9f67af2eac7363bdba97c82e0b5316ab63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03e9564df89681f0b3a3d74579e3a9f67af2eac7363bdba97c82e0b5316ab63", kill_on_drop: false }`
[INFO] [stdout] b03e9564df89681f0b3a3d74579e3a9f67af2eac7363bdba97c82e0b5316ab63
