[INFO] fetching crate unf 2.1.4...
[INFO] checking unf-2.1.4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate unf 2.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate unf 2.1.4
[INFO] finished tweaking crates.io crate unf 2.1.4
[INFO] tweaked toml for crates.io crate unf 2.1.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unf 2.1.4 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 unf 2.1.4 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7d39d212cf7835c8aec53982a9a8f86e74360c180533607737505660bdc16759
[INFO] running `Command { std: "docker" "start" "-a" "7d39d212cf7835c8aec53982a9a8f86e74360c180533607737505660bdc16759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d39d212cf7835c8aec53982a9a8f86e74360c180533607737505660bdc16759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d39d212cf7835c8aec53982a9a8f86e74360c180533607737505660bdc16759", kill_on_drop: false }`
[INFO] [stdout] 7d39d212cf7835c8aec53982a9a8f86e74360c180533607737505660bdc16759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 347e6ded0140bf10aa671d76de57879445877ade3621cf6805b2a19649b74613
[INFO] running `Command { std: "docker" "start" "-a" "347e6ded0140bf10aa671d76de57879445877ade3621cf6805b2a19649b74613", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking termtree v0.2.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking deunicode v1.3.1
[INFO] [stderr]     Checking predicates v2.1.0
[INFO] [stderr]     Checking predicates-tree v1.0.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking assert_cmd v2.0.2
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking rsfs v0.4.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking promptly v0.3.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]     Checking unf v2.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/opts.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// The paths of filenames to unixize
[INFO] [stdout] 12 | |     #[structopt(required = true)]
[INFO] [stdout] 13 | |     pub paths: Vec<PathBuf>,
[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 `unf` (bin "unf") 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: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/opts.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// The paths of filenames to unixize
[INFO] [stdout] 12 | |     #[structopt(required = true)]
[INFO] [stdout] 13 | |     pub paths: Vec<PathBuf>,
[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 `unf` (bin "unf" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "347e6ded0140bf10aa671d76de57879445877ade3621cf6805b2a19649b74613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347e6ded0140bf10aa671d76de57879445877ade3621cf6805b2a19649b74613", kill_on_drop: false }`
[INFO] [stdout] 347e6ded0140bf10aa671d76de57879445877ade3621cf6805b2a19649b74613
