[INFO] fetching crate quork 0.9.1...
[INFO] checking quork-0.9.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate quork 0.9.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate quork 0.9.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate quork 0.9.1
[INFO] tweaked toml for crates.io crate quork 0.9.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quork 0.9.1 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 quork 0.9.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 63fd95e2ae322be24c15440475bcd39cee0eef6db82ab8f5eaa0850af2457b56
[INFO] running `Command { std: "docker" "start" "-a" "63fd95e2ae322be24c15440475bcd39cee0eef6db82ab8f5eaa0850af2457b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63fd95e2ae322be24c15440475bcd39cee0eef6db82ab8f5eaa0850af2457b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fd95e2ae322be24c15440475bcd39cee0eef6db82ab8f5eaa0850af2457b56", kill_on_drop: false }`
[INFO] [stdout] 63fd95e2ae322be24c15440475bcd39cee0eef6db82ab8f5eaa0850af2457b56
[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] 2d79eabcee981dc43234a2542f1e816458f3800afb99d1a01aef0ac8ea28794c
[INFO] running `Command { std: "docker" "start" "-a" "2d79eabcee981dc43234a2542f1e816458f3800afb99d1a01aef0ac8ea28794c", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]     Checking is-root v0.1.3
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling quork-proc v0.5.0
[INFO] [stderr]     Checking quork v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<bool, root::Error>
[INFO] [stdout]   --> src/root.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn is_root() -> Result<bool, Error> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 19 | |     cfg_if::cfg_if! {
[INFO] [stdout] 20 | |         if #[cfg(windows)] {
[INFO] [stdout] 21 | |             let root = crate::win::root::is_elevated()?;
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     Ok(root)
[INFO] [stdout] 28 | | }
[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<bool, root::Error>
[INFO] [stdout]   --> src/root.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Ok(root)
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quork` (lib) 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<bool, root::Error>
[INFO] [stdout]   --> src/root.rs:18:41
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn is_root() -> Result<bool, Error> {
[INFO] [stdout]    |  _________________________________________^
[INFO] [stdout] 19 | |     cfg_if::cfg_if! {
[INFO] [stdout] 20 | |         if #[cfg(windows)] {
[INFO] [stdout] 21 | |             let root = crate::win::root::is_elevated()?;
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     Ok(root)
[INFO] [stdout] 28 | | }
[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<bool, root::Error>
[INFO] [stdout]   --> src/root.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Ok(root)
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<bool, root::Error>
[INFO] [stdout]   --> src/root.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |         assert_eq!(is_root().unwrap(), is_root::is_root());
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quork` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "2d79eabcee981dc43234a2542f1e816458f3800afb99d1a01aef0ac8ea28794c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d79eabcee981dc43234a2542f1e816458f3800afb99d1a01aef0ac8ea28794c", kill_on_drop: false }`
[INFO] [stdout] 2d79eabcee981dc43234a2542f1e816458f3800afb99d1a01aef0ac8ea28794c