[INFO] cloning repository https://github.com/calebfletcher/lager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calebfletcher/lager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebfletcher%2Flager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebfletcher%2Flager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b78bdd105bdcfe5b50e97beffd42d0a3a43d8f25
[INFO] checking calebfletcher/lager against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebfletcher%2Flager" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/calebfletcher/lager
[INFO] finished tweaking git repo https://github.com/calebfletcher/lager
[INFO] tweaked toml for git repo https://github.com/calebfletcher/lager written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/calebfletcher/lager on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/calebfletcher/lager 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fc408dc4bdc800070e5e0c6cf2872d131c2e61c95d27309ce4d6ab1368d6df0
[INFO] running `Command { std: "docker" "start" "-a" "9fc408dc4bdc800070e5e0c6cf2872d131c2e61c95d27309ce4d6ab1368d6df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fc408dc4bdc800070e5e0c6cf2872d131c2e61c95d27309ce4d6ab1368d6df0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc408dc4bdc800070e5e0c6cf2872d131c2e61c95d27309ce4d6ab1368d6df0", kill_on_drop: false }`
[INFO] [stdout] 9fc408dc4bdc800070e5e0c6cf2872d131c2e61c95d27309ce4d6ab1368d6df0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b505f5ef54840082d7545020a11e14ff4ef83c3485f62cd65eb5fb05124ca8f
[INFO] running `Command { std: "docker" "start" "-a" "1b505f5ef54840082d7545020a11e14ff4ef83c3485f62cd65eb5fb05124ca8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking lager v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 124 |         bounds: [Range<usize>; 2],
[INFO] [stdout] 125 |     ) -> MatrixView<T, M, N, R, C> {
[INFO] [stdout]     |          ------------------------- the same lifetime is hidden 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] 125 |     ) -> MatrixView<'_, T, M, N, R, C> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter(&self) -> MatrixIter<T, M, N> {
[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] 182 |     pub fn iter(&self) -> MatrixIter<'_, T, M, N> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/matrixview.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(mtx: &Matrix<T, M, N>, bounds: [Range<usize>; 2]) -> MatrixView<T, M, N, R, C> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^ the lifetime is elided here    ------------------------- the same lifetime is hidden 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] 13 |     pub fn new(mtx: &Matrix<T, M, N>, bounds: [Range<usize>; 2]) -> MatrixView<'_, T, M, N, R, C> {
[INFO] [stdout]    |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/matrixview.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn iter(&self) -> MatrixViewIter<T, M, N, R, C> {
[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] 17 |     pub fn iter(&self) -> MatrixViewIter<'_, T, M, N, R, C> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> benches/my_benchmark.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 |     a.mul(&b)
[INFO] [stdout]    |       --- ^^ expected `Matrix<T, M, N>`, found `&Matrix<T, M, N>`
[INFO] [stdout]    |       |
[INFO] [stdout]    |       arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Matrix<_, _, _>`
[INFO] [stdout]            found reference `&Matrix<_, _, _>`
[INFO] [stdout] help: the return type of this call is `&Matrix<T, M, N>` due to the type of the argument passed
[INFO] [stdout]   --> benches/my_benchmark.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     a.mul(&b)
[INFO] [stdout]    |     ^^^^^^--^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           this argument influences the return type of `mul`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399/library/core/src/ops/arith.rs:338:8
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 17 -     a.mul(&b)
[INFO] [stdout] 17 +     a.mul(b)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lager` (bench "my_benchmark") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 124 |         bounds: [Range<usize>; 2],
[INFO] [stdout] 125 |     ) -> MatrixView<T, M, N, R, C> {
[INFO] [stdout]     |          ------------------------- the same lifetime is hidden 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] 125 |     ) -> MatrixView<'_, T, M, N, R, C> {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn iter(&self) -> MatrixIter<T, M, N> {
[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] 182 |     pub fn iter(&self) -> MatrixIter<'_, T, M, N> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/matrixview.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(mtx: &Matrix<T, M, N>, bounds: [Range<usize>; 2]) -> MatrixView<T, M, N, R, C> {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^ the lifetime is elided here    ------------------------- the same lifetime is hidden 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] 13 |     pub fn new(mtx: &Matrix<T, M, N>, bounds: [Range<usize>; 2]) -> MatrixView<'_, T, M, N, R, C> {
[INFO] [stdout]    |                                                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/matrixview.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn iter(&self) -> MatrixViewIter<T, M, N, R, C> {
[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] 17 |     pub fn iter(&self) -> MatrixViewIter<'_, T, M, N, R, C> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/matrix.rs:155:37
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let result: Matrix<f64, 3, 7> = mtx1.hstack(mtx2);
[INFO] [stdout]     |                 -----------------   ^^^^^^^^^^^^^^^^^ expected `7`, found `lager::::{impl#0}::hstack::{constant#0}`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 expected due to this
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Matrix<_, _, 7>`
[INFO] [stdout]                found struct `Matrix<_, _, lager::::{impl#0}::hstack::{constant#0}>`
[INFO] [stdout] help: call `Into::into` on this expression to convert `Matrix<f64, 3, lager::::{impl#0}::hstack::{constant#0}>` into `Matrix<f64, 3, 7>`
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let result: Matrix<f64, 3, 7> = mtx1.hstack(mtx2).into();
[INFO] [stdout]     |                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/matrix.rs:171:37
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let result: Matrix<f64, 7, 3> = mtx1.vstack(mtx2);
[INFO] [stdout]     |                 -----------------   ^^^^^^^^^^^^^^^^^ expected `7`, found `lager::::{impl#0}::vstack::{constant#0}`
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 expected due to this
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Matrix<_, 7, _>`
[INFO] [stdout]                found struct `Matrix<_, lager::::{impl#0}::vstack::{constant#0}, _>`
[INFO] [stdout] help: call `Into::into` on this expression to convert `Matrix<f64, lager::::{impl#0}::vstack::{constant#0}, 3>` into `Matrix<f64, 7, 3>`
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let result: Matrix<f64, 7, 3> = mtx1.vstack(mtx2).into();
[INFO] [stdout]     |                                                      +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lager` (test "matrix") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1b505f5ef54840082d7545020a11e14ff4ef83c3485f62cd65eb5fb05124ca8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b505f5ef54840082d7545020a11e14ff4ef83c3485f62cd65eb5fb05124ca8f", kill_on_drop: false }`
[INFO] [stdout] 1b505f5ef54840082d7545020a11e14ff4ef83c3485f62cd65eb5fb05124ca8f
