[INFO] fetching crate fray 0.1.2... [INFO] checking fray-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate fray 0.1.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate fray 0.1.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate fray 0.1.2 [INFO] tweaked toml for crates.io crate fray 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fray 0.1.2 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 fray 0.1.2 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e3d7da8e7e881e8603f92c3c286713a82f573f2e5c992dbdb3cac1962a79473c [INFO] running `Command { std: "docker" "start" "-a" "e3d7da8e7e881e8603f92c3c286713a82f573f2e5c992dbdb3cac1962a79473c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3d7da8e7e881e8603f92c3c286713a82f573f2e5c992dbdb3cac1962a79473c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3d7da8e7e881e8603f92c3c286713a82f573f2e5c992dbdb3cac1962a79473c", kill_on_drop: false }` [INFO] [stdout] e3d7da8e7e881e8603f92c3c286713a82f573f2e5c992dbdb3cac1962a79473c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f5c99cf90693cdb93d2a3b1574e9ffe8eee838df7a01033052e26037ef2d86e6 [INFO] running `Command { std: "docker" "start" "-a" "f5c99cf90693cdb93d2a3b1574e9ffe8eee838df7a01033052e26037ef2d86e6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling fray-macro v0.1.2 [INFO] [stderr] Checking fray v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bitfields.rs:357:55 [INFO] [stdout] | [INFO] [stdout] 357 | .field("QR", &PrettyResult::from(&self.try_get::())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bitfields.rs:359:55 [INFO] [stdout] | [INFO] [stdout] 359 | .field("AA", &PrettyResult::from(&self.try_get::())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bitfields.rs:360:55 [INFO] [stdout] | [INFO] [stdout] 360 | .field("TC", &PrettyResult::from(&self.try_get::())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bitfields.rs:361:55 [INFO] [stdout] | [INFO] [stdout] 361 | .field("RD", &PrettyResult::from(&self.try_get::())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bitfields.rs:362:55 [INFO] [stdout] | [INFO] [stdout] 362 | .field("RA", &PrettyResult::from(&self.try_get::())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fray` (lib test) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> tests/dns_flags.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | #[bitfield(repr(u16), derives(Clone, Copy), impls(debug))] [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 attribute macro `bitfield` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fray` (test "dns_flags") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "f5c99cf90693cdb93d2a3b1574e9ffe8eee838df7a01033052e26037ef2d86e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5c99cf90693cdb93d2a3b1574e9ffe8eee838df7a01033052e26037ef2d86e6", kill_on_drop: false }` [INFO] [stdout] f5c99cf90693cdb93d2a3b1574e9ffe8eee838df7a01033052e26037ef2d86e6