[INFO] cloning repository https://github.com/HColeman127/algeo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HColeman127/algeo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHColeman127%2Falgeo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHColeman127%2Falgeo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf2ac1514041ff00a1e571732ac01647329ece72
[INFO] checking HColeman127/algeo against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHColeman127%2Falgeo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/HColeman127/algeo
[INFO] finished tweaking git repo https://github.com/HColeman127/algeo
[INFO] tweaked toml for git repo https://github.com/HColeman127/algeo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HColeman127/algeo on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HColeman127/algeo 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.13.0
[INFO] [stderr]   Downloaded darling_macro v0.13.0
[INFO] [stderr]   Downloaded darling_core v0.13.0
[INFO] [stderr]   Downloaded xops_macros v0.1.1
[INFO] [stderr]   Downloaded xops v0.1.1
[INFO] [stderr]   Downloaded xops_core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956
[INFO] running `Command { std: "docker" "start" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling xops_core v0.1.1
[INFO] [stderr]    Compiling xops_macros v0.1.1
[INFO] [stderr]     Checking xops v0.1.1
[INFO] [stderr]     Checking algeo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/linalg/util.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     (0..rows).map(move |r| ((0..cols).map(move |c| (r,c) ) ) ).flatten()
[INFO] [stdout]    |                            ^                              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     (0..rows).map(move |r| ((0..cols).map(move |c| (r,c) ) ) ).flatten()
[INFO] [stdout] 12 +     (0..rows).map(move |r| (0..cols).map(move |c| (r,c) ) ).flatten()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::IndexMut`
[INFO] [stdout]  --> src/linalg/algorithm.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, ops::IndexMut};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/linalg/util.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     (0..rows).map(move |r| ((0..cols).map(move |c| (r,c) ) ) ).flatten()
[INFO] [stdout]    |                            ^                              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 12 -     (0..rows).map(move |r| ((0..cols).map(move |c| (r,c) ) ) ).flatten()
[INFO] [stdout] 12 +     (0..rows).map(move |r| (0..cols).map(move |c| (r,c) ) ).flatten()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::IndexMut`
[INFO] [stdout]  --> src/linalg/algorithm.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, ops::IndexMut};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `generators`, `facets`, `orth_comp_basis`, `ambient_dim`, and `dim` are never read
[INFO] [stdout]   --> src/linalg/cone.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Cone<F: Field> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     generators: Vec<Mat<F>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     facets: Vec<Face<F>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 12 |     orth_comp_basis: Vec<Mat<F>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     ambient_dim: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 15 |     dim: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `normal` and `generators` are never read
[INFO] [stdout]   --> src/linalg/cone.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Face<F: Field> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 19 |     normal: Mat<F>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     generators: Vec<Mat<F>>
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linalg/algorithm.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn row_echelon(&self) -> RowEchelonForm<F> {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn row_echelon(&self) -> RowEchelonForm<'_, F> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/poly/elts.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn terms(&self) -> std::slice::Iter<Term<F>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn terms(&self) -> std::slice::Iter<'_, Term<F>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/poly/elts.rs:212:22
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn terms_mut(&mut self) -> std::slice::IterMut<Term<F>> {
[INFO] [stdout]     |                      ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn terms_mut(&mut self) -> std::slice::IterMut<'_, Term<F>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/poly/mdeg.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn degs(&self) -> std::slice::Iter<D> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn degs(&self) -> std::slice::Iter<'_, D> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/poly/mdeg.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn degs_mut(&mut self) -> std::slice::IterMut<D> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn degs_mut(&mut self) -> std::slice::IterMut<'_, D> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `generators`, `facets`, `orth_comp_basis`, `ambient_dim`, and `dim` are never read
[INFO] [stdout]   --> src/linalg/cone.rs:10:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Cone<F: Field> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 10 |     generators: Vec<Mat<F>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     facets: Vec<Face<F>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 12 |     orth_comp_basis: Vec<Mat<F>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |
[INFO] [stdout] 14 |     ambient_dim: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 15 |     dim: usize,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `normal` and `generators` are never read
[INFO] [stdout]   --> src/linalg/cone.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Face<F: Field> {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 19 |     normal: Mat<F>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     generators: Vec<Mat<F>>
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/linalg/algorithm.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn row_echelon(&self) -> RowEchelonForm<F> {
[INFO] [stdout]     |                        ^^^^^     ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn row_echelon(&self) -> RowEchelonForm<'_, F> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/poly/elts.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn terms(&self) -> std::slice::Iter<Term<F>> {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn terms(&self) -> std::slice::Iter<'_, Term<F>> {
[INFO] [stdout]     |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/poly/elts.rs:212:22
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn terms_mut(&mut self) -> std::slice::IterMut<Term<F>> {
[INFO] [stdout]     |                      ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn terms_mut(&mut self) -> std::slice::IterMut<'_, Term<F>> {
[INFO] [stdout]     |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/poly/mdeg.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn degs(&self) -> std::slice::Iter<D> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn degs(&self) -> std::slice::Iter<'_, D> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/poly/mdeg.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn degs_mut(&mut self) -> std::slice::IterMut<D> {
[INFO] [stdout]    |                     ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn degs_mut(&mut self) -> std::slice::IterMut<'_, D> {
[INFO] [stdout]    |                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `Command { std: "docker" "inspect" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956", kill_on_drop: false }`
[INFO] [stdout] 5ebdfa2fad061080f6d46c7b19a1e78c62864b5ab9de920a3447470060c3a956
