[INFO] fetching crate tokenize_dir_macros 0.1.0...
[INFO] checking tokenize_dir_macros-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tokenize_dir_macros 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tokenize_dir_macros 0.1.0
[INFO] finished tweaking crates.io crate tokenize_dir_macros 0.1.0
[INFO] tweaked toml for crates.io crate tokenize_dir_macros 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokenize_dir_macros 0.1.0 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 tokenize_dir_macros 0.1.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ebc0f74cc47cd6398ab2a79ba31c488277df591200af57d70b5f67fdb8749e9f
[INFO] running `Command { std: "docker" "start" "-a" "ebc0f74cc47cd6398ab2a79ba31c488277df591200af57d70b5f67fdb8749e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebc0f74cc47cd6398ab2a79ba31c488277df591200af57d70b5f67fdb8749e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc0f74cc47cd6398ab2a79ba31c488277df591200af57d70b5f67fdb8749e9f", kill_on_drop: false }`
[INFO] [stdout] ebc0f74cc47cd6398ab2a79ba31c488277df591200af57d70b5f67fdb8749e9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 323c44e3e975df5f0eb64e8ec710575b1f41767b6a8eb5b5d9ae9c3982d53c6f
[INFO] running `Command { std: "docker" "start" "-a" "323c44e3e975df5f0eb64e8ec710575b1f41767b6a8eb5b5d9ae9c3982d53c6f", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking proc-macro2 v1.0.95
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.101
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tokenize_dir_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/lib.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |         .map(|dir_path| PathBuf::from_str(&dir_path).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 `tokenize_dir_macros` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/lib.rs:39:25
[INFO] [stdout]    |
[INFO] [stdout] 39 |         .map(|dir_path| PathBuf::from_str(&dir_path).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 `tokenize_dir_macros` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "323c44e3e975df5f0eb64e8ec710575b1f41767b6a8eb5b5d9ae9c3982d53c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323c44e3e975df5f0eb64e8ec710575b1f41767b6a8eb5b5d9ae9c3982d53c6f", kill_on_drop: false }`
[INFO] [stdout] 323c44e3e975df5f0eb64e8ec710575b1f41767b6a8eb5b5d9ae9c3982d53c6f
