[INFO] fetching crate mack 1.4.1...
[INFO] checking mack-1.4.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mack 1.4.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mack 1.4.1
[INFO] finished tweaking crates.io crate mack 1.4.1
[INFO] tweaked toml for crates.io crate mack 1.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mack 1.4.1 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 mack 1.4.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3bd5e4c907ab9f83ed21f0b5e1f10d8ef5b4300d1b0e9c479704c14ebb3ac41b
[INFO] running `Command { std: "docker" "start" "-a" "3bd5e4c907ab9f83ed21f0b5e1f10d8ef5b4300d1b0e9c479704c14ebb3ac41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bd5e4c907ab9f83ed21f0b5e1f10d8ef5b4300d1b0e9c479704c14ebb3ac41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd5e4c907ab9f83ed21f0b5e1f10d8ef5b4300d1b0e9c479704c14ebb3ac41b", kill_on_drop: false }`
[INFO] [stdout] 3bd5e4c907ab9f83ed21f0b5e1f10d8ef5b4300d1b0e9c479704c14ebb3ac41b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8484011b5d32f67335dbd61c462c84a8762e9d7d3a6b93213a2bbe35f4c54511
[INFO] running `Command { std: "docker" "start" "-a" "8484011b5d32f67335dbd61c462c84a8762e9d7d3a6b93213a2bbe35f4c54511", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking id3 v1.13.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking cow-utils v0.1.3
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking jwalk v0.8.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking funcfmt v0.3.0
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking mack v1.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, i32>
[INFO] [stdout]   --> src/rename.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let xdev_err_cast = xdev_err.try_into()?;
[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<i32, Infallible>
[INFO] [stdout]   --> src/rename.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let xdev_err_cast = xdev_err.try_into()?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mack` (bin "mack") 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: ControlFlow<Result<Infallible, Infallible>, i32>
[INFO] [stdout]   --> src/rename.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let xdev_err_cast = xdev_err.try_into()?;
[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<i32, Infallible>
[INFO] [stdout]   --> src/rename.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let xdev_err_cast = xdev_err.try_into()?;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mack` (bin "mack" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8484011b5d32f67335dbd61c462c84a8762e9d7d3a6b93213a2bbe35f4c54511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8484011b5d32f67335dbd61c462c84a8762e9d7d3a6b93213a2bbe35f4c54511", kill_on_drop: false }`
[INFO] [stdout] 8484011b5d32f67335dbd61c462c84a8762e9d7d3a6b93213a2bbe35f4c54511
