[INFO] fetching crate he-ring 0.6.0...
[INFO] testing he-ring-0.6.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate he-ring 0.6.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate he-ring 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate he-ring 0.6.0
[INFO] tweaked toml for crates.io crate he-ring 0.6.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate he-ring 0.6.0 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 he-ring 0.6.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpp_build v0.5.10
[INFO] [stderr]   Downloaded tracing-chrome v0.7.2
[INFO] [stderr]   Downloaded cpp_common v0.5.10
[INFO] [stderr]   Downloaded cpp v0.5.10
[INFO] [stderr]   Downloaded cpp_macros v0.5.10
[INFO] [stderr]   Downloaded append-only-vec v0.1.7
[INFO] [stderr]   Downloaded atomicbox v0.4.0
[INFO] [stderr]   Downloaded feanor-mempool v2.1.0
[INFO] [stderr]   Downloaded serde_assert v0.8.0
[INFO] [stderr]   Downloaded stability v0.2.1
[INFO] [stderr]   Downloaded feanor-math-hexl v0.2.4
[INFO] [stderr]   Downloaded feanor-math v3.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c8dbb696308306f91abea7a437167aac104784463767e0c5799ef6977af21a18
[INFO] running `Command { std: "docker" "start" "-a" "c8dbb696308306f91abea7a437167aac104784463767e0c5799ef6977af21a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8dbb696308306f91abea7a437167aac104784463767e0c5799ef6977af21a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8dbb696308306f91abea7a437167aac104784463767e0c5799ef6977af21a18", kill_on_drop: false }`
[INFO] [stdout] c8dbb696308306f91abea7a437167aac104784463767e0c5799ef6977af21a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6ea59de7b7f3161e6ee8aa84e17b226398cbfc166f749cdf56fdfd2d22c71d15
[INFO] running `Command { std: "docker" "start" "-a" "6ea59de7b7f3161e6ee8aa84e17b226398cbfc166f749cdf56fdfd2d22c71d15", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling bytemuck v1.21.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling atomicbox v0.4.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling append-only-vec v0.1.7
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling feanor-mempool v2.1.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling stability v0.2.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stderr]    Compiling serde_assert v0.8.0
[INFO] [stderr]    Compiling feanor-math v3.1.4
[INFO] [stdout] error[E0635]: unknown feature `array_chunks`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/feanor-math-3.1.4/src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(array_chunks)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `array_chunks` found for reference `&[u8]` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/feanor-math-3.1.4/src/rings/rust_bigint.rs:399:35
[INFO] [stdout]     |
[INFO] [stdout] 399 |                 let mut it = data.array_chunks();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^ `&[u8]` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]     |
[INFO] [stdout] 399 |                 let mut it = data.into_iter().array_chunks();
[INFO] [stdout]     |                                   ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `feanor-math` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6ea59de7b7f3161e6ee8aa84e17b226398cbfc166f749cdf56fdfd2d22c71d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea59de7b7f3161e6ee8aa84e17b226398cbfc166f749cdf56fdfd2d22c71d15", kill_on_drop: false }`
[INFO] [stdout] 6ea59de7b7f3161e6ee8aa84e17b226398cbfc166f749cdf56fdfd2d22c71d15