[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 { [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 [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 { [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