[INFO] fetching crate rbf-interpolation 0.1.1...
[INFO] testing rbf-interpolation-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rbf-interpolation 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate rbf-interpolation 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rbf-interpolation 0.1.1
[INFO] tweaked toml for crates.io crate rbf-interpolation 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbf-interpolation 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rbf-interpolation 0.1.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnuplot v0.0.46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1581c1904a7c0aca2939d795af164d022cb646100ba956daf978359e69b78ee4
[INFO] running `Command { std: "docker" "start" "-a" "1581c1904a7c0aca2939d795af164d022cb646100ba956daf978359e69b78ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1581c1904a7c0aca2939d795af164d022cb646100ba956daf978359e69b78ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1581c1904a7c0aca2939d795af164d022cb646100ba956daf978359e69b78ee4", kill_on_drop: false }`
[INFO] [stdout] 1581c1904a7c0aca2939d795af164d022cb646100ba956daf978359e69b78ee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d13b429d6cb78e7d85bb483ba0c529d22ed586436e31297a24c45f54a9b996b7
[INFO] running `Command { std: "docker" "start" "-a" "d13b429d6cb78e7d85bb483ba0c529d22ed586436e31297a24c45f54a9b996b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling simba v0.9.0
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stderr]    Compiling rbf-interpolation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rbf-interpolation` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d13b429d6cb78e7d85bb483ba0c529d22ed586436e31297a24c45f54a9b996b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13b429d6cb78e7d85bb483ba0c529d22ed586436e31297a24c45f54a9b996b7", kill_on_drop: false }`
[INFO] [stdout] d13b429d6cb78e7d85bb483ba0c529d22ed586436e31297a24c45f54a9b996b7