[INFO] fetching crate dpf-fss 0.5.0...
[INFO] testing dpf-fss-0.5.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate dpf-fss 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate dpf-fss 0.5.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dpf-fss 0.5.0
[INFO] finished tweaking crates.io crate dpf-fss 0.5.0
[INFO] tweaked toml for crates.io crate dpf-fss 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dcf v0.5.0
[INFO] [stderr]   Downloaded group-math v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32b9a841c49e2d2f37eebcf822e12ed8cc2e3c0bedbf3d550d804081bb97f4f9
[INFO] running `Command { std: "docker" "start" "-a" "32b9a841c49e2d2f37eebcf822e12ed8cc2e3c0bedbf3d550d804081bb97f4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32b9a841c49e2d2f37eebcf822e12ed8cc2e3c0bedbf3d550d804081bb97f4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b9a841c49e2d2f37eebcf822e12ed8cc2e3c0bedbf3d550d804081bb97f4f9", kill_on_drop: false }`
[INFO] [stdout] 32b9a841c49e2d2f37eebcf822e12ed8cc2e3c0bedbf3d550d804081bb97f4f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a27b01efc3ba3a0975ecb0d9af6cf5185c639bceac538e0f986dac967a8789e2
[INFO] running `Command { std: "docker" "start" "-a" "a27b01efc3ba3a0975ecb0d9af6cf5185c639bceac538e0f986dac967a8789e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling group-math v0.2.4
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/group-math-0.2.4/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(portable_simd)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `group-math` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a27b01efc3ba3a0975ecb0d9af6cf5185c639bceac538e0f986dac967a8789e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a27b01efc3ba3a0975ecb0d9af6cf5185c639bceac538e0f986dac967a8789e2", kill_on_drop: false }`
[INFO] [stdout] a27b01efc3ba3a0975ecb0d9af6cf5185c639bceac538e0f986dac967a8789e2
