[INFO] fetching crate radiant 0.3.0...
[INFO] checking radiant-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate radiant 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate radiant 0.3.0
[INFO] finished tweaking crates.io crate radiant 0.3.0
[INFO] tweaked toml for crates.io crate radiant 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate radiant 0.3.0 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 radiant 0.3.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 204996a0440d22f5523c3482476753dc08baba5e1925c95b1023e1ac5cedaa2d
[INFO] running `Command { std: "docker" "start" "-a" "204996a0440d22f5523c3482476753dc08baba5e1925c95b1023e1ac5cedaa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "204996a0440d22f5523c3482476753dc08baba5e1925c95b1023e1ac5cedaa2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204996a0440d22f5523c3482476753dc08baba5e1925c95b1023e1ac5cedaa2d", kill_on_drop: false }`
[INFO] [stdout] 204996a0440d22f5523c3482476753dc08baba5e1925c95b1023e1ac5cedaa2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 63a26d80b0ee5733d941a500724aeb26dadb9895b609df9182d66d0ed0ab4d68
[INFO] running `Command { std: "docker" "start" "-a" "63a26d80b0ee5733d941a500724aeb26dadb9895b609df9182d66d0ed0ab4d68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wayland-sys v0.27.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking radiant v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ScanlinesIter` is never constructed
[INFO] [stdout]    --> src/loader.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 | struct ScanlinesIter<R> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wayland-scanner v0.27.0
[INFO] [stderr]    Compiling minifb v0.19.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling wayland-client v0.27.0
[INFO] [stderr]    Compiling wayland-protocols v0.27.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]     Checking wayland-commons v0.27.0
[INFO] [stderr]     Checking wayland-cursor v0.27.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]     Checking xkb v0.2.1
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> examples/view_hdr.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, StructOpt)]
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `radiant` (example "view_hdr") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `ScanlinesIter` is never constructed
[INFO] [stdout]    --> src/loader.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 | struct ScanlinesIter<R> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63a26d80b0ee5733d941a500724aeb26dadb9895b609df9182d66d0ed0ab4d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a26d80b0ee5733d941a500724aeb26dadb9895b609df9182d66d0ed0ab4d68", kill_on_drop: false }`
[INFO] [stdout] 63a26d80b0ee5733d941a500724aeb26dadb9895b609df9182d66d0ed0ab4d68
