[INFO] fetching crate swc_relay 0.75.0...
[INFO] checking swc_relay-0.75.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate swc_relay 0.75.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate swc_relay 0.75.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swc_relay 0.75.0
[INFO] tweaked toml for crates.io crate swc_relay 0.75.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swc_relay 0.75.0 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 swc_relay 0.75.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 126509c76bca00344a6970bb4d4070b6de51329c2b2f0e22e2b1c7814c384177
[INFO] running `Command { std: "docker" "start" "-a" "126509c76bca00344a6970bb4d4070b6de51329c2b2f0e22e2b1c7814c384177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "126509c76bca00344a6970bb4d4070b6de51329c2b2f0e22e2b1c7814c384177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "126509c76bca00344a6970bb4d4070b6de51329c2b2f0e22e2b1c7814c384177", kill_on_drop: false }`
[INFO] [stdout] 126509c76bca00344a6970bb4d4070b6de51329c2b2f0e22e2b1c7814c384177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e80b8b439f5034673fba394b4a68b40499342f9884e7a2b1069d1bad0118fb05
[INFO] running `Command { std: "docker" "start" "-a" "e80b8b439f5034673fba394b4a68b40499342f9884e7a2b1069d1bad0118fb05", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.226
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[INFO] [stderr]     Checking swc_ecma_utils v24.0.0
[INFO] [stderr]     Checking swc_ecma_transforms_base v30.0.0
[INFO] [stderr]     Checking swc_relay v0.75.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:139:22
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn strip_comments(s: &str) -> Cow<str> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn strip_comments(s: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking swc_ecma_transforms_testing v33.0.0
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> tests/fixture.rs:23:32
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 FileName::Real("file.js".parse().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<PathBuf, Infallible>
[INFO] [stdout]   --> tests/fixture.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 FileName::Real("file.js".parse().unwrap()),
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> tests/fixture.rs:85:32
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 FileName::Real("file.js".parse().unwrap()),
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> tests/fixture.rs:116:32
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 FileName::Real("file.js".parse().unwrap()),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swc_relay` (test "fixture") due to 4 previous errors
[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:139:22
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn strip_comments(s: &str) -> Cow<str> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 139 | fn strip_comments(s: &str) -> Cow<'_, str> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e80b8b439f5034673fba394b4a68b40499342f9884e7a2b1069d1bad0118fb05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80b8b439f5034673fba394b4a68b40499342f9884e7a2b1069d1bad0118fb05", kill_on_drop: false }`
[INFO] [stdout] e80b8b439f5034673fba394b4a68b40499342f9884e7a2b1069d1bad0118fb05
