[INFO] fetching crate faer-traits 0.23.2...
[INFO] checking faer-traits-0.23.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate faer-traits 0.23.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate faer-traits 0.23.2
[INFO] finished tweaking crates.io crate faer-traits 0.23.2
[INFO] tweaked toml for crates.io crate faer-traits 0.23.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate faer-traits 0.23.2 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 faer-traits 0.23.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] e30bf374900e3c48242ce20e069be6c19c99e652b222aed73c3b6d89de4333dd
[INFO] running `Command { std: "docker" "start" "-a" "e30bf374900e3c48242ce20e069be6c19c99e652b222aed73c3b6d89de4333dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e30bf374900e3c48242ce20e069be6c19c99e652b222aed73c3b6d89de4333dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30bf374900e3c48242ce20e069be6c19c99e652b222aed73c3b6d89de4333dd", kill_on_drop: false }`
[INFO] [stdout] e30bf374900e3c48242ce20e069be6c19c99e652b222aed73c3b6d89de4333dd
[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] cd008949c2f28d6e1e1a9f0ff7879e051e80dcb8f529f30f96327b0a12b3495c
[INFO] running `Command { std: "docker" "start" "-a" "cd008949c2f28d6e1e1a9f0ff7879e051e80dcb8f529f30f96327b0a12b3495c", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]     Checking generativity v1.1.0
[INFO] [stderr]    Compiling pulp v0.21.5
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking dyn-stack v0.13.0
[INFO] [stderr]     Checking qd v0.7.4
[INFO] [stderr]    Compiling faer-macros v0.22.1
[INFO] [stderr]     Checking faer-traits v0.23.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `faer-traits` (lib test) due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Symbolic, Infallible>
[INFO] [stdout]     --> src/lib.rs:3399:76
[INFO] [stdout]      |
[INFO] [stdout] 3399 |       fn from_str_radix(_: &str, _: u32) -> Result<Self, Self::FromStrRadixErr> {
[INFO] [stdout]      |  _______________________________________________________________________________^
[INFO] [stdout] 3400 | |         Ok(Self)
[INFO] [stdout] 3401 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Symbolic, Infallible>
[INFO] [stdout]     --> src/lib.rs:3400:3
[INFO] [stdout]      |
[INFO] [stdout] 3400 |         Ok(Self)
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `faer-traits` (lib) due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Symbolic, Infallible>
[INFO] [stdout]     --> src/lib.rs:3399:76
[INFO] [stdout]      |
[INFO] [stdout] 3399 |       fn from_str_radix(_: &str, _: u32) -> Result<Self, Self::FromStrRadixErr> {
[INFO] [stdout]      |  _______________________________________________________________________________^
[INFO] [stdout] 3400 | |         Ok(Self)
[INFO] [stdout] 3401 | |     }
[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<Symbolic, Infallible>
[INFO] [stdout]     --> src/lib.rs:3400:3
[INFO] [stdout]      |
[INFO] [stdout] 3400 |         Ok(Self)
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cd008949c2f28d6e1e1a9f0ff7879e051e80dcb8f529f30f96327b0a12b3495c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd008949c2f28d6e1e1a9f0ff7879e051e80dcb8f529f30f96327b0a12b3495c", kill_on_drop: false }`
[INFO] [stdout] cd008949c2f28d6e1e1a9f0ff7879e051e80dcb8f529f30f96327b0a12b3495c