[INFO] fetching crate smafa 0.8.0...
[INFO] checking smafa-0.8.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate smafa 0.8.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate smafa 0.8.0
[INFO] finished tweaking crates.io crate smafa 0.8.0
[INFO] tweaked toml for crates.io crate smafa 0.8.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate smafa 0.8.0 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 smafa 0.8.0 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-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] c649d291cf689ab01b2a6e2af1973ae88df4bce200197bbb52e1a7c6783bcfc1
[INFO] running `Command { std: "docker" "start" "-a" "c649d291cf689ab01b2a6e2af1973ae88df4bce200197bbb52e1a7c6783bcfc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c649d291cf689ab01b2a6e2af1973ae88df4bce200197bbb52e1a7c6783bcfc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c649d291cf689ab01b2a6e2af1973ae88df4bce200197bbb52e1a7c6783bcfc1", kill_on_drop: false }`
[INFO] [stdout] c649d291cf689ab01b2a6e2af1973ae88df4bce200197bbb52e1a7c6783bcfc1
[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] 9fc3bea8f83ac70eb8f6523e53dfa0ee41f3dac3981ce692cf03a527629c0406
[INFO] running `Command { std: "docker" "start" "-a" "9fc3bea8f83ac70eb8f6523e53dfa0ee41f3dac3981ce692cf03a527629c0406", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking roff v0.1.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking bird_tool_utils-man v0.4.0
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]     Checking buffer-redux v1.0.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking version-compare v0.1.1
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking bytecount v0.6.8
[INFO] [stderr]     Checking cobs v0.2.3
[INFO] [stderr]     Checking embedded-io v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking needletail v0.5.1
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]     Checking bird_tool_utils v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking postcard v1.0.8
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking smafa v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:338:29
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let subject_fasta = std::path::PathBuf::from_str("tests/data/subjects.fa").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 `smafa` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9fc3bea8f83ac70eb8f6523e53dfa0ee41f3dac3981ce692cf03a527629c0406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc3bea8f83ac70eb8f6523e53dfa0ee41f3dac3981ce692cf03a527629c0406", kill_on_drop: false }`
[INFO] [stdout] 9fc3bea8f83ac70eb8f6523e53dfa0ee41f3dac3981ce692cf03a527629c0406
