[INFO] fetching crate libmotoc 0.4.0...
[INFO] checking libmotoc-0.4.0 against c60b92c03ca8a3b101eb9d57f51e2232690638c7 for pr-164148-crater-rollup
[INFO] extracting crate libmotoc 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate libmotoc 0.4.0
[INFO] finished tweaking crates.io crate libmotoc 0.4.0
[INFO] tweaked toml for crates.io crate libmotoc 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libmotoc 0.4.0 on toolchain c60b92c03ca8a3b101eb9d57f51e2232690638c7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libmotoc 0.4.0 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" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused build dependency `bindgen`
[INFO] [stderr]  --> Cargo.toml:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | [build-dependencies.bindgen]
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `bindgen`
[INFO] [stderr] warning: `libmotoc` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305
[INFO] running `Command { std: "docker" "start" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305" "/opt/rustwide/cargo-home/bin/cargo" "+c60b92c03ca8a3b101eb9d57f51e2232690638c7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused build dependency `bindgen`
[INFO] [stderr]  --> Cargo.toml:1:21
[INFO] [stderr]   |
[INFO] [stderr] 1 | [build-dependencies.bindgen]
[INFO] [stderr]   |                     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `bindgen`
[INFO] [stderr] warning: `libmotoc` (manifest) generated 1 warning
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling openxr-sys v0.13.1
[INFO] [stderr]     Checking flagset v0.4.7
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling dlopen2_derive v0.4.3
[INFO] [stderr]    Compiling nalgebra-macros v0.3.0
[INFO] [stderr]     Checking dlopen2 v0.7.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking mint v0.5.9
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking libmonado v1.6.0
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libmonado-1.6.0/src/lib.rs:250:39
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let mut clients: Vec<Option<u32>> = vec::from_elem(None, count as usize);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-11; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libmonado-1.6.0/src/lib.rs:351:46
[INFO] [stdout]     |
[INFO] [stdout] 351 |         let mut devices: Vec<Option<DeviceData>> = vec::from_elem(None, count as usize);
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-11; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/libmonado-1.6.0/src/space.rs:113:4
[INFO] [stdout]     |
[INFO] [stdout] 113 |             vec::from_elem(None, count as usize);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-11; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking simba v0.9.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libmonado` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305", kill_on_drop: false }`
[INFO] [stdout] 1b7bb61e4e73fd44ade705bb50a4a60915e6e4debec8c3942085edacd71b5305
