[INFO] fetching crate multibody_dynamics 0.1.2...
[INFO] checking multibody_dynamics-0.1.2 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate multibody_dynamics 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate multibody_dynamics 0.1.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multibody_dynamics 0.1.2
[INFO] finished tweaking crates.io crate multibody_dynamics 0.1.2
[INFO] tweaked toml for crates.io crate multibody_dynamics 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7aeb0c945497544844fc2c91327ab4232322d0bb78b0a48a7ff20c4a2cf823c
[INFO] running `Command { std: "docker" "start" "-a" "a7aeb0c945497544844fc2c91327ab4232322d0bb78b0a48a7ff20c4a2cf823c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7aeb0c945497544844fc2c91327ab4232322d0bb78b0a48a7ff20c4a2cf823c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7aeb0c945497544844fc2c91327ab4232322d0bb78b0a48a7ff20c4a2cf823c", kill_on_drop: false }`
[INFO] [stdout] a7aeb0c945497544844fc2c91327ab4232322d0bb78b0a48a7ff20c4a2cf823c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ed6dd7aebe33c67acf911cb6b536c70250a5d915e77c0fafadf9446cb68e1e6
[INFO] running `Command { std: "docker" "start" "-a" "2ed6dd7aebe33c67acf911cb6b536c70250a5d915e77c0fafadf9446cb68e1e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking nalgebra v0.32.3
[INFO] [stderr]     Checking multibody_dynamics v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mass_matrices`
[INFO] [stdout]    --> src/multibody.rs:707:13
[INFO] [stdout]     |
[INFO] [stdout] 707 |         let mass_matrices = vec![M_1, M_2];
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mass_matrices`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/multibody.rs:750:15
[INFO] [stdout]     |
[INFO] [stdout] 750 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 2> { SMatrix::<f64, 6, 2>::zeros()};
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/multibody.rs:750:35
[INFO] [stdout]     |
[INFO] [stdout] 750 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 2> { SMatrix::<f64, 6, 2>::zeros()};
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:721:13
[INFO] [stdout]     |
[INFO] [stdout] 721 |         let mut multibody: MultiBody<2, 2> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/multibody.rs:880:15
[INFO] [stdout]     |
[INFO] [stdout] 880 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/multibody.rs:880:35
[INFO] [stdout]     |
[INFO] [stdout] 880 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:839:13
[INFO] [stdout]     |
[INFO] [stdout] 839 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:959:13
[INFO] [stdout]     |
[INFO] [stdout] 959 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accel3`
[INFO] [stdout]     --> src/multibody.rs:1189:13
[INFO] [stdout]      |
[INFO] [stdout] 1189 |         let accel3 = multibody.forward_dynamics_ab(
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_accel3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/multibody.rs:1151:15
[INFO] [stdout]      |
[INFO] [stdout] 1151 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/multibody.rs:1151:35
[INFO] [stdout]      |
[INFO] [stdout] 1151 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/multibody.rs:1153:15
[INFO] [stdout]      |
[INFO] [stdout] 1153 |             &|x: &[Isometry3<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/multibody.rs:1153:37
[INFO] [stdout]      |
[INFO] [stdout] 1153 |             &|x: &[Isometry3<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/multibody.rs:1108:13
[INFO] [stdout]      |
[INFO] [stdout] 1108 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]      |             ----^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.42s
[INFO] running `Command { std: "docker" "inspect" "2ed6dd7aebe33c67acf911cb6b536c70250a5d915e77c0fafadf9446cb68e1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed6dd7aebe33c67acf911cb6b536c70250a5d915e77c0fafadf9446cb68e1e6", kill_on_drop: false }`
[INFO] [stdout] 2ed6dd7aebe33c67acf911cb6b536c70250a5d915e77c0fafadf9446cb68e1e6
[INFO] checking multibody_dynamics-0.1.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate multibody_dynamics 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate multibody_dynamics 0.1.2 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multibody_dynamics 0.1.2
[INFO] finished tweaking crates.io crate multibody_dynamics 0.1.2
[INFO] tweaked toml for crates.io crate multibody_dynamics 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4de279b1870d635aa8d6e9ea21c25803d33f176de2d337e7e634e3a9769fcdfa
[INFO] running `Command { std: "docker" "start" "-a" "4de279b1870d635aa8d6e9ea21c25803d33f176de2d337e7e634e3a9769fcdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4de279b1870d635aa8d6e9ea21c25803d33f176de2d337e7e634e3a9769fcdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de279b1870d635aa8d6e9ea21c25803d33f176de2d337e7e634e3a9769fcdfa", kill_on_drop: false }`
[INFO] [stdout] 4de279b1870d635aa8d6e9ea21c25803d33f176de2d337e7e634e3a9769fcdfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 6a4a19d5b38be0f51a7b00fcda04382bd2ae04a70054efd6497486e291d7b283
[INFO] running `Command { std: "docker" "start" "-a" "6a4a19d5b38be0f51a7b00fcda04382bd2ae04a70054efd6497486e291d7b283", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking nalgebra v0.32.3
[INFO] [stderr]     Checking multibody_dynamics v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(feature = "no_std", no_std)]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(feature = "no_std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/multibody.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "no_std", no_std)]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/multibody.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[cfg(feature = "no_std")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(feature = "no_std", no_std)]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]   = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(feature = "no_std")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/multibody.rs:2:13
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(feature = "no_std", no_std)]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition value: `no_std`
[INFO] [stdout]  --> src/multibody.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[cfg(feature = "no_std")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no_std` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multibody_dynamics` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `mass_matrices`
[INFO] [stdout]    --> src/multibody.rs:707:13
[INFO] [stdout]     |
[INFO] [stdout] 707 |         let mass_matrices = vec![M_1, M_2];
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mass_matrices`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/multibody.rs:750:15
[INFO] [stdout]     |
[INFO] [stdout] 750 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 2> { SMatrix::<f64, 6, 2>::zeros()};
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/multibody.rs:750:35
[INFO] [stdout]     |
[INFO] [stdout] 750 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 2> { SMatrix::<f64, 6, 2>::zeros()};
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:721:13
[INFO] [stdout]     |
[INFO] [stdout] 721 |         let mut multibody: MultiBody<2, 2> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/multibody.rs:880:15
[INFO] [stdout]     |
[INFO] [stdout] 880 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]     |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/multibody.rs:880:35
[INFO] [stdout]     |
[INFO] [stdout] 880 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:839:13
[INFO] [stdout]     |
[INFO] [stdout] 839 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/multibody.rs:959:13
[INFO] [stdout]     |
[INFO] [stdout] 959 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `accel3`
[INFO] [stdout]     --> src/multibody.rs:1189:13
[INFO] [stdout]      |
[INFO] [stdout] 1189 |         let accel3 = multibody.forward_dynamics_ab(
[INFO] [stdout]      |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_accel3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/multibody.rs:1151:15
[INFO] [stdout]      |
[INFO] [stdout] 1151 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/multibody.rs:1151:35
[INFO] [stdout]      |
[INFO] [stdout] 1151 |             &|x: &[Vector6<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]     --> src/multibody.rs:1153:15
[INFO] [stdout]      |
[INFO] [stdout] 1153 |             &|x: &[Isometry3<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |               ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/multibody.rs:1153:37
[INFO] [stdout]      |
[INFO] [stdout] 1153 |             &|x: &[Isometry3<f64>], y: &[Vector6<f64>]| -> SMatrix<f64, 6, 9> { SMatrix::<f64, 6, 9>::zeros()};
[INFO] [stdout]      |                                     ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/multibody.rs:1108:13
[INFO] [stdout]      |
[INFO] [stdout] 1108 |         let mut multibody: MultiBody<9, 14> = MultiBody::new(
[INFO] [stdout]      |             ----^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multibody_dynamics` (lib test) due to 5 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6a4a19d5b38be0f51a7b00fcda04382bd2ae04a70054efd6497486e291d7b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a4a19d5b38be0f51a7b00fcda04382bd2ae04a70054efd6497486e291d7b283", kill_on_drop: false }`
[INFO] [stdout] 6a4a19d5b38be0f51a7b00fcda04382bd2ae04a70054efd6497486e291d7b283
