[INFO] fetching crate add-ed 0.14.0...
[INFO] checking add-ed-0.14.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate add-ed 0.14.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate add-ed 0.14.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate add-ed 0.14.0
[INFO] tweaked toml for crates.io crate add-ed 0.14.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate add-ed 0.14.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate add-ed 0.14.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc31c714e2430e889b8cdaacb4e23554726cfb3a75fcbcb7ca7584bd6ca166d9
[INFO] running `Command { std: "docker" "start" "-a" "fc31c714e2430e889b8cdaacb4e23554726cfb3a75fcbcb7ca7584bd6ca166d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc31c714e2430e889b8cdaacb4e23554726cfb3a75fcbcb7ca7584bd6ca166d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc31c714e2430e889b8cdaacb4e23554726cfb3a75fcbcb7ca7584bd6ca166d9", kill_on_drop: false }`
[INFO] [stdout] fc31c714e2430e889b8cdaacb4e23554726cfb3a75fcbcb7ca7584bd6ca166d9
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7640c117d9cf13f50340d813a6ae069a51ac215e524af9aedc67ac09f3367709
[INFO] running `Command { std: "docker" "start" "-a" "7640c117d9cf13f50340d813a6ae069a51ac215e524af9aedc67ac09f3367709", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking as-any v0.3.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking add-ed v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buffer/buffer.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] 217 |     selection: (usize, usize),
[INFO] [stdout] 218 |   ) -> Result<LinesIter> {
[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] 218 |   ) -> Result<LinesIter<'_>> {
[INFO] [stdout]     |                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buffer/buffer.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 230 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] 231 |     selection: (usize, usize),
[INFO] [stdout] 232 |   ) -> Result<TaggedLinesIter> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 232 |   ) -> Result<TaggedLinesIter<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buffer/buffer.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] 217 |     selection: (usize, usize),
[INFO] [stdout] 218 |   ) -> Result<LinesIter> {
[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] 218 |   ) -> Result<LinesIter<'_>> {
[INFO] [stdout]     |                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buffer/buffer.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 230 |     &self,
[INFO] [stdout]     |     ^^^^^ the lifetime is elided here
[INFO] [stdout] 231 |     selection: (usize, usize),
[INFO] [stdout] 232 |   ) -> Result<TaggedLinesIter> {
[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] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 232 |   ) -> Result<TaggedLinesIter<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "n") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "s") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "old_fuss_fails") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "u") due to 2 previous errors
[INFO] [stderr] error: could not compile `add-ed` (test "p") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "q") due to 2 previous errors
[INFO] [stderr] error: could not compile `add-ed` (test "a") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "default_command") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "y") due to 2 previous errors
[INFO] [stderr] error: could not compile `add-ed` (test "selection") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "l") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "g") due to 2 previous errors
[INFO] [stderr] error: could not compile `add-ed` (test "e") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]   --> tests/shared/inner_fixture.rs:67:61
[INFO] [stdout]    |
[INFO] [stdout] 67 |   ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<Line>, Infallible>
[INFO] [stdout]    --> tests/shared/fixtures.rs:275:63
[INFO] [stdout]     |
[INFO] [stdout] 275 |     ed.history.current_mut("initial load".into()).append(&mut (&init_buffer).try_into().unwrap());
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `add-ed` (test "x") due to 2 previous errors
[INFO] [stderr] error: could not compile `add-ed` (test "h") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7640c117d9cf13f50340d813a6ae069a51ac215e524af9aedc67ac09f3367709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7640c117d9cf13f50340d813a6ae069a51ac215e524af9aedc67ac09f3367709", kill_on_drop: false }`
[INFO] [stdout] 7640c117d9cf13f50340d813a6ae069a51ac215e524af9aedc67ac09f3367709