[INFO] fetching crate cursed-linalg 0.0.1-alpha.1...
[INFO] checking cursed-linalg-0.0.1-alpha.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate cursed-linalg 0.0.1-alpha.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cursed-linalg 0.0.1-alpha.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursed-linalg 0.0.1-alpha.1
[INFO] finished tweaking crates.io crate cursed-linalg 0.0.1-alpha.1
[INFO] tweaked toml for crates.io crate cursed-linalg 0.0.1-alpha.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding approx v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding miette v3.3.0 (latest: v7.2.0)
[INFO] [stderr]       Adding miette-derive v3.3.0 (latest: v7.2.0)
[INFO] [stderr]       Adding ndarray v0.15.6 (latest: v0.16.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miette v3.3.0
[INFO] [stderr]   Downloaded miette-derive v3.3.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cce0816f4f3e552b299820340767624b0364b9da8af1e42dbd3dbc991c605fe
[INFO] running `Command { std: "docker" "start" "-a" "3cce0816f4f3e552b299820340767624b0364b9da8af1e42dbd3dbc991c605fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cce0816f4f3e552b299820340767624b0364b9da8af1e42dbd3dbc991c605fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cce0816f4f3e552b299820340767624b0364b9da8af1e42dbd3dbc991c605fe", kill_on_drop: false }`
[INFO] [stdout] 3cce0816f4f3e552b299820340767624b0364b9da8af1e42dbd3dbc991c605fe
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dfd0a3d5d9900722828900b873b8d7db689b37b1369284b8a780f662f3aeaa8
[INFO] running `Command { std: "docker" "start" "-a" "8dfd0a3d5d9900722828900b873b8d7db689b37b1369284b8a780f662f3aeaa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling miette-derive v3.3.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking miette v3.3.0
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking cursed-linalg v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/decompositions/lu.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut factors = &mut (*self).to_owned();
[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: `rhs`
[INFO] [stdout]    --> src/decompositions/lu.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn solve_vector(&self, rhs: &ArrayBase<S, Ix1>) -> Result<Self::VectorSolution, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lower_triangular` and `upper_triangular` are never used
[INFO] [stdout]   --> src/array_ext.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub trait MatrixExt
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn lower_triangular(&self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 33 |     fn upper_triangular(&self) -> Self::Output;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct
[INFO] [stdout]   --> src/decompositions/lu.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct LU<A, S>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:2:9
[INFO] [stdout]    |
[INFO] [stdout] 2  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]   --> src/decompositions/lu.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait LUDecomposable {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]   --> src/decompositions/lu.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     type Elem: Scalar;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]   --> src/decompositions/lu.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     type Repr: Data<Elem = Self::Elem>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]   --> src/decompositions/lu.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     type OwnedRepr: Data + RawData<Elem = Self::Elem>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]   --> src/decompositions/lu.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     type Output: LUDecomposition<Self::Elem, Self::OwnedRepr>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]   --> src/decompositions/lu.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     type Error;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]   --> src/decompositions/lu.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn lu(&self) -> Result<Self::Output, Self::Error>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a trait
[INFO] [stdout]   --> src/decompositions/lu.rs:99:1
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub trait LUDecomposition<A, S>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/decompositions/lu.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     type Error: std::error::Error;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/decompositions/lu.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     type VectorSolution;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated type
[INFO] [stdout]    --> src/decompositions/lu.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     type MatrixSolution;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/decompositions/lu.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     fn order(&self) -> usize;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/decompositions/lu.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn solve_vector(&self, rhs: &ArrayBase<S, Ix1>) -> Result<Self::VectorSolution, Self::Error>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a method
[INFO] [stdout]    --> src/decompositions/lu.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     fn solve_matrix(&self, rhs: &ArrayBase<S, Ix2>) -> Result<Self::MatrixSolution, Self::Error>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/decompositions/lu.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut factors = &mut (*self).to_owned();
[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: `rhs`
[INFO] [stdout]    --> src/decompositions/lu.rs:124:28
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn solve_vector(&self, rhs: &ArrayBase<S, Ix1>) -> Result<Self::VectorSolution, Self::Error> {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_rhs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "8dfd0a3d5d9900722828900b873b8d7db689b37b1369284b8a780f662f3aeaa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dfd0a3d5d9900722828900b873b8d7db689b37b1369284b8a780f662f3aeaa8", kill_on_drop: false }`
[INFO] [stdout] 8dfd0a3d5d9900722828900b873b8d7db689b37b1369284b8a780f662f3aeaa8