[INFO] fetching crate aucpace 0.1.1...
[INFO] testing aucpace-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate aucpace 0.1.1 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate aucpace 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded salsa20 v0.10.2
[INFO] [stderr]   Downloaded subtle v2.5.0
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded scrypt v0.11.0
[INFO] [stderr]   Downloaded serde-byte-array v0.1.2
[INFO] [stderr]   Downloaded sha2 v0.10.7
[INFO] [stderr]   Downloaded cpufeatures v0.2.9
[INFO] [stderr]   Downloaded curve25519-dalek-derive v0.1.0
[INFO] [stderr]   Downloaded rustc_version v0.4.0
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded platforms v3.0.2
[INFO] [stderr]   Downloaded password-hash v0.5.0
[INFO] [stderr]   Downloaded postcard v1.0.6
[INFO] [stderr]   Downloaded serde v1.0.175
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded lock_api v0.4.10
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded serde_derive v1.0.175
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded inout v0.1.3
[INFO] [stderr]   Downloaded cipher v0.4.4
[INFO] [stderr]   Downloaded pbkdf2 v0.12.2
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 750728c293d75432fa65e63525fb05e2d7edb3971e67ec2ab3752dceecee9f8b
[INFO] running `Command { std: "docker" "start" "-a" "750728c293d75432fa65e63525fb05e2d7edb3971e67ec2ab3752dceecee9f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750728c293d75432fa65e63525fb05e2d7edb3971e67ec2ab3752dceecee9f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750728c293d75432fa65e63525fb05e2d7edb3971e67ec2ab3752dceecee9f8b", kill_on_drop: false }`
[INFO] [stdout] 750728c293d75432fa65e63525fb05e2d7edb3971e67ec2ab3752dceecee9f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1854806446a22911ea6ec9516ef451828735e2b5fafc23d4acd47cc44897f32
[INFO] running `Command { std: "docker" "start" "-a" "c1854806446a22911ea6ec9516ef451828735e2b5fafc23d4acd47cc44897f32", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling password-hash v0.5.0
[INFO] [stderr]    Compiling syn v2.0.27
[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 cipher v0.4.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.7
[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" "c1854806446a22911ea6ec9516ef451828735e2b5fafc23d4acd47cc44897f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1854806446a22911ea6ec9516ef451828735e2b5fafc23d4acd47cc44897f32", kill_on_drop: false }`
[INFO] [stdout] c1854806446a22911ea6ec9516ef451828735e2b5fafc23d4acd47cc44897f32