[INFO] cloning repository https://github.com/sidju/add-ed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sidju/add-ed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidju%2Fadd-ed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidju%2Fadd-ed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bee1a9355e813f09fec543e6f4f116a57a2cdd44
[INFO] checking sidju/add-ed against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsidju%2Fadd-ed" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sidju/add-ed
[INFO] finished tweaking git repo https://github.com/sidju/add-ed
[INFO] tweaked toml for git repo https://github.com/sidju/add-ed written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sidju/add-ed 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 148a50c2506bfcb64397a05a92dbc3b41c1fc47586f61afef339cbafe35b7c2f
[INFO] running `Command { std: "docker" "start" "-a" "148a50c2506bfcb64397a05a92dbc3b41c1fc47586f61afef339cbafe35b7c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "148a50c2506bfcb64397a05a92dbc3b41c1fc47586f61afef339cbafe35b7c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148a50c2506bfcb64397a05a92dbc3b41c1fc47586f61afef339cbafe35b7c2f", kill_on_drop: false }`
[INFO] [stdout] 148a50c2506bfcb64397a05a92dbc3b41c1fc47586f61afef339cbafe35b7c2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9b725c99a2e7e4b89ad06e1b507d8bf36721c09beb2b2dd51d2045b94b7bdafc
[INFO] running `Command { std: "docker" "start" "-a" "9b725c99a2e7e4b89ad06e1b507d8bf36721c09beb2b2dd51d2045b94b7bdafc", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking as-any v0.3.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[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 "e") 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] [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] [stderr] error: could not compile `add-ed` (test "pipe") 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 "n") 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] [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 "equals") 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 "u") 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" "9b725c99a2e7e4b89ad06e1b507d8bf36721c09beb2b2dd51d2045b94b7bdafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b725c99a2e7e4b89ad06e1b507d8bf36721c09beb2b2dd51d2045b94b7bdafc", kill_on_drop: false }`
[INFO] [stdout] 9b725c99a2e7e4b89ad06e1b507d8bf36721c09beb2b2dd51d2045b94b7bdafc
