[INFO] fetching crate multibody_dynamics 0.2.2... [INFO] checking multibody_dynamics-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate multibody_dynamics 0.2.2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate multibody_dynamics 0.2.2 [INFO] finished tweaking crates.io crate multibody_dynamics 0.2.2 [INFO] tweaked toml for crates.io crate multibody_dynamics 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate multibody_dynamics 0.2.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate multibody_dynamics 0.2.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c828a97efa9d032f6608341efb1722a65c5ea5e09d0a5aad920f9c2f5df9b6ed [INFO] running `Command { std: "docker" "start" "-a" "c828a97efa9d032f6608341efb1722a65c5ea5e09d0a5aad920f9c2f5df9b6ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c828a97efa9d032f6608341efb1722a65c5ea5e09d0a5aad920f9c2f5df9b6ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c828a97efa9d032f6608341efb1722a65c5ea5e09d0a5aad920f9c2f5df9b6ed", kill_on_drop: false }` [INFO] [stdout] c828a97efa9d032f6608341efb1722a65c5ea5e09d0a5aad920f9c2f5df9b6ed [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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab3f78446cd3953c76e1455ca2169891422e868515e0717047621b7c2487fd72 [INFO] running `Command { std: "docker" "start" "-a" "ab3f78446cd3953c76e1455ca2169891422e868515e0717047621b7c2487fd72", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking simba v0.9.0 [INFO] [stderr] Checking nalgebra v0.33.0 [INFO] [stderr] Checking multibody_dynamics v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/multibody.rs:764:13 [INFO] [stdout] | [INFO] [stdout] 764 | 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mass_matrices` [INFO] [stdout] --> src/multibody.rs:750:13 [INFO] [stdout] | [INFO] [stdout] 750 | 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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/multibody.rs:793:15 [INFO] [stdout] | [INFO] [stdout] 793 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:793:35 [INFO] [stdout] | [INFO] [stdout] 793 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:885:13 [INFO] [stdout] | [INFO] [stdout] 885 | 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: `x` [INFO] [stdout] --> src/multibody.rs:926:15 [INFO] [stdout] | [INFO] [stdout] 926 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:926:35 [INFO] [stdout] | [INFO] [stdout] 926 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:1006:13 [INFO] [stdout] | [INFO] [stdout] 1006 | 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:1155:13 [INFO] [stdout] | [INFO] [stdout] 1155 | 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:1238:13 [INFO] [stdout] | [INFO] [stdout] 1238 | 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:1198:15 [INFO] [stdout] | [INFO] [stdout] 1198 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:1198:35 [INFO] [stdout] | [INFO] [stdout] 1198 | &|x: &[Vector6], y: &[Vector6]| -> SMatrix { [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:1202:15 [INFO] [stdout] | [INFO] [stdout] 1202 | &|x: &[Isometry3], y: &[Vector6]| -> SMatrix { [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:1202:37 [INFO] [stdout] | [INFO] [stdout] 1202 | &|x: &[Isometry3], y: &[Vector6]| -> SMatrix { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Const<1>, ArrayStorage>, Infallible> [INFO] [stdout] --> src/multibody.rs:1066:41 [INFO] [stdout] | [INFO] [stdout] 1066 | let djac_col: SVector = djac.column(6).try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Const<1>, ArrayStorage>, Infallible> [INFO] [stdout] --> src/multibody.rs:1067:40 [INFO] [stdout] | [INFO] [stdout] 1067 | let jac_col: SVector = jac.column(6).try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `multibody_dynamics` (lib test) due to 2 previous errors; 14 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "ab3f78446cd3953c76e1455ca2169891422e868515e0717047621b7c2487fd72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab3f78446cd3953c76e1455ca2169891422e868515e0717047621b7c2487fd72", kill_on_drop: false }` [INFO] [stdout] ab3f78446cd3953c76e1455ca2169891422e868515e0717047621b7c2487fd72