[INFO] fetching crate lb 0.6.0... [INFO] checking lb-0.6.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate lb 0.6.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate lb 0.6.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate lb 0.6.0 [INFO] tweaked toml for crates.io crate lb 0.6.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate lb 0.6.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate lb 0.6.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded exr v1.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07a3c4d7584b4f4b955371e32913dbb12a514b53ffb1d1c4402988b316c96515 [INFO] running `Command { std: "docker" "start" "-a" "07a3c4d7584b4f4b955371e32913dbb12a514b53ffb1d1c4402988b316c96515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07a3c4d7584b4f4b955371e32913dbb12a514b53ffb1d1c4402988b316c96515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07a3c4d7584b4f4b955371e32913dbb12a514b53ffb1d1c4402988b316c96515", kill_on_drop: false }` [INFO] [stdout] 07a3c4d7584b4f4b955371e32913dbb12a514b53ffb1d1c4402988b316c96515 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bcc16279968a1f8bafa441ea50ab4e3f290a51a1852a07774fe0ba2283b1b68 [INFO] running `Command { std: "docker" "start" "-a" "0bcc16279968a1f8bafa441ea50ab4e3f290a51a1852a07774fe0ba2283b1b68", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking flate2 v1.0.26 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Checking weezl v0.1.7 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking zune-inflate v0.2.54 [INFO] [stderr] Checking fdeflate v0.3.0 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling syn v2.0.28 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking lebe v0.5.2 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking bit_field v0.10.2 [INFO] [stderr] Checking half v2.2.1 [INFO] [stderr] Checking png v0.17.9 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking termion v2.0.1 [INFO] [stderr] Checking lb v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:100:23 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn new(items: &[T], size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 100 | pub fn new(items: &[T], size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:197:23 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(items: &mut [T], size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(items: &mut [T], size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:295:13 [INFO] [stdout] | [INFO] [stdout] 295 | fn rows(&self) -> Rows { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 295 | fn rows(&self) -> Rows<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:300:15 [INFO] [stdout] | [INFO] [stdout] 300 | fn splits(&self, height: usize) -> Splits { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 300 | fn splits(&self, height: usize) -> Splits<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:305:16 [INFO] [stdout] | [INFO] [stdout] 305 | fn windows(&self, size: Size) -> Windows { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 305 | fn windows(&self, size: Size) -> Windows<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:310:15 [INFO] [stdout] | [INFO] [stdout] 310 | fn as_ref(&self) -> MatrixRef { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 310 | fn as_ref(&self) -> MatrixRef<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:325:15 [INFO] [stdout] | [INFO] [stdout] 325 | fn window(&self, pos: (usize, usize), size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 325 | fn window(&self, pos: (usize, usize), size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:334:17 [INFO] [stdout] | [INFO] [stdout] 334 | fn rows_mut(&mut self) -> RowsMut { [INFO] [stdout] | ^^^^^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 334 | fn rows_mut(&mut self) -> RowsMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:339:19 [INFO] [stdout] | [INFO] [stdout] 339 | fn splits_mut(&mut self, height: usize) -> SplitsMut { [INFO] [stdout] | ^^^^^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 339 | fn splits_mut(&mut self, height: usize) -> SplitsMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:344:15 [INFO] [stdout] | [INFO] [stdout] 344 | fn as_mut(&mut self) -> MatrixRefMut { [INFO] [stdout] | ^^^^^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 344 | fn as_mut(&mut self) -> MatrixRefMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:372:9 [INFO] [stdout] | [INFO] [stdout] 372 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 375 | ) -> Result, Error> { [INFO] [stdout] | ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 375 | ) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking jpeg-decoder v0.3.0 [INFO] [stderr] Checking tiff v0.8.1 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking exr v1.7.0 [INFO] [stderr] Checking image v0.24.6 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:100:23 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn new(items: &[T], size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 100 | pub fn new(items: &[T], size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:197:23 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(items: &mut [T], size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(items: &mut [T], size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:295:13 [INFO] [stdout] | [INFO] [stdout] 295 | fn rows(&self) -> Rows { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 295 | fn rows(&self) -> Rows<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:300:15 [INFO] [stdout] | [INFO] [stdout] 300 | fn splits(&self, height: usize) -> Splits { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 300 | fn splits(&self, height: usize) -> Splits<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:305:16 [INFO] [stdout] | [INFO] [stdout] 305 | fn windows(&self, size: Size) -> Windows { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 305 | fn windows(&self, size: Size) -> Windows<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:310:15 [INFO] [stdout] | [INFO] [stdout] 310 | fn as_ref(&self) -> MatrixRef { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 310 | fn as_ref(&self) -> MatrixRef<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:325:15 [INFO] [stdout] | [INFO] [stdout] 325 | fn window(&self, pos: (usize, usize), size: Size) -> Result, Error> { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 325 | fn window(&self, pos: (usize, usize), size: Size) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:334:17 [INFO] [stdout] | [INFO] [stdout] 334 | fn rows_mut(&mut self) -> RowsMut { [INFO] [stdout] | ^^^^^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 334 | fn rows_mut(&mut self) -> RowsMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:339:19 [INFO] [stdout] | [INFO] [stdout] 339 | fn splits_mut(&mut self, height: usize) -> SplitsMut { [INFO] [stdout] | ^^^^^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 339 | fn splits_mut(&mut self, height: usize) -> SplitsMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:344:15 [INFO] [stdout] | [INFO] [stdout] 344 | fn as_mut(&mut self) -> MatrixRefMut { [INFO] [stdout] | ^^^^^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 344 | fn as_mut(&mut self) -> MatrixRefMut<'_, Self::Item> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mat.rs:372:9 [INFO] [stdout] | [INFO] [stdout] 372 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 375 | ) -> Result, Error> { [INFO] [stdout] | ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 375 | ) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.72s [INFO] running `Command { std: "docker" "inspect" "0bcc16279968a1f8bafa441ea50ab4e3f290a51a1852a07774fe0ba2283b1b68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcc16279968a1f8bafa441ea50ab4e3f290a51a1852a07774fe0ba2283b1b68", kill_on_drop: false }` [INFO] [stdout] 0bcc16279968a1f8bafa441ea50ab4e3f290a51a1852a07774fe0ba2283b1b68