[INFO] fetching crate ndarray-vision 0.5.1...
[INFO] checking ndarray-vision-0.5.1 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate ndarray-vision 0.5.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ndarray-vision 0.5.1
[INFO] finished tweaking crates.io crate ndarray-vision 0.5.1
[INFO] tweaked toml for crates.io crate ndarray-vision 0.5.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ndarray-vision 0.5.1 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ndarray-vision 0.5.1 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6db327937d7770cba3f756cb366a4a08b7b58c6b9752e7348d35ad1e3cb39e91
[INFO] running `Command { std: "docker" "start" "-a" "6db327937d7770cba3f756cb366a4a08b7b58c6b9752e7348d35ad1e3cb39e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6db327937d7770cba3f756cb366a4a08b7b58c6b9752e7348d35ad1e3cb39e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db327937d7770cba3f756cb366a4a08b7b58c6b9752e7348d35ad1e3cb39e91", kill_on_drop: false }`
[INFO] [stdout] 6db327937d7770cba3f756cb366a4a08b7b58c6b9752e7348d35ad1e3cb39e91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7df818952370c516b2b3927ac9d443c960ed7fdf05349953e2030143757c0ad0
[INFO] running `Command { std: "docker" "start" "-a" "7df818952370c516b2b3927ac9d443c960ed7fdf05349953e2030143757c0ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapack-sys v0.14.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]     Checking png v0.17.10
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]     Checking lax v0.16.0
[INFO] [stderr]     Checking ndarray-linalg v0.16.0
[INFO] [stderr]     Checking ndarray-stats v0.5.1
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking ndarray-vision v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `ComposedTransform` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ComposedTransform<T: Transform> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rect` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Rect {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<U, Ix1> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<'_, U, Ix1> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<U, Ix1> {
[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] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<'_, U, Ix1> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray-vision` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `ComposedTransform` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ComposedTransform<T: Transform> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rect` is never constructed
[INFO] [stdout]   --> src/transform/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 | struct Rect {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<U, Ix1> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn pixel(&self, row: usize, col: usize) -> ArrayView<'_, U, Ix1> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/image.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<U, Ix1> {
[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] 141 |     pub fn pixel_mut(&mut self, row: usize, col: usize) -> ArrayViewMut<'_, U, Ix1> {
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray-vision` (lib test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7df818952370c516b2b3927ac9d443c960ed7fdf05349953e2030143757c0ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df818952370c516b2b3927ac9d443c960ed7fdf05349953e2030143757c0ad0", kill_on_drop: false }`
[INFO] [stdout] 7df818952370c516b2b3927ac9d443c960ed7fdf05349953e2030143757c0ad0
