[INFO] fetching crate aucpace 0.1.1...
[INFO] testing aucpace-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate aucpace 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate aucpace 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate aucpace 0.1.1
[INFO] tweaked toml for crates.io crate aucpace 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aucpace 0.1.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate aucpace 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded postcard v1.0.6
[INFO] [stderr]   Downloaded serde v1.0.175
[INFO] [stderr]   Downloaded serde-byte-array v0.1.2
[INFO] [stderr]   Downloaded serde_derive v1.0.175
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6f0da97b964e39a55884ab507598ba596904e0b4e7f43f5e8ba9b7598fc490
[INFO] running `Command { std: "docker" "start" "-a" "4e6f0da97b964e39a55884ab507598ba596904e0b4e7f43f5e8ba9b7598fc490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6f0da97b964e39a55884ab507598ba596904e0b4e7f43f5e8ba9b7598fc490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6f0da97b964e39a55884ab507598ba596904e0b4e7f43f5e8ba9b7598fc490", kill_on_drop: false }`
[INFO] [stdout] 4e6f0da97b964e39a55884ab507598ba596904e0b4e7f43f5e8ba9b7598fc490
[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=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2b918776d527f7f410bedafecc54c39c1fbcc808e939d6f7decdcc71ff00286c
[INFO] running `Command { std: "docker" "start" "-a" "2b918776d527f7f410bedafecc54c39c1fbcc808e939d6f7decdcc71ff00286c", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.7
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
[INFO] [stderr]    Compiling scrypt v0.11.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/curve25519-dalek-4.0.0/src/lib.rs:13:70
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![cfg_attr(all(curve25519_dalek_backend = "simd", nightly), feature(stdsimd))]
[INFO] [stdout]    |                                                                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `curve25519-dalek` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2b918776d527f7f410bedafecc54c39c1fbcc808e939d6f7decdcc71ff00286c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b918776d527f7f410bedafecc54c39c1fbcc808e939d6f7decdcc71ff00286c", kill_on_drop: false }`
[INFO] [stdout] 2b918776d527f7f410bedafecc54c39c1fbcc808e939d6f7decdcc71ff00286c