[INFO] fetching crate geen 0.0.7...
[INFO] testing geen-0.0.7 against 1.60.0 for beta-1.61-1
[INFO] extracting crate geen 0.0.7 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate geen 0.0.7 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geen 0.0.7
[INFO] finished tweaking crates.io crate geen 0.0.7
[INFO] tweaked toml for crates.io crate geen 0.0.7 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mohan v0.0.53
[INFO] [stderr]   Downloaded clang-sys v0.23.0
[INFO] [stderr]   Downloaded croaring-sys v0.3.9
[INFO] [stderr]   Downloaded croaring v0.3.9
[INFO] [stderr]   Downloaded bindgen v0.37.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3ea9bd2d63b57ecaf8b04c545caa6c25a23eeb0c5900ef4df0bfc242ea58f861
[INFO] running `Command { std: "docker" "start" "-a" "3ea9bd2d63b57ecaf8b04c545caa6c25a23eeb0c5900ef4df0bfc242ea58f861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ea9bd2d63b57ecaf8b04c545caa6c25a23eeb0c5900ef4df0bfc242ea58f861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea9bd2d63b57ecaf8b04c545caa6c25a23eeb0c5900ef4df0bfc242ea58f861", kill_on_drop: false }`
[INFO] [stdout] 3ea9bd2d63b57ecaf8b04c545caa6c25a23eeb0c5900ef4df0bfc242ea58f861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5277cff3e702bcef3955e9a50824b269180dbc5fee2f6e381578e40cdc2eba17
[INFO] running `Command { std: "docker" "start" "-a" "5277cff3e702bcef3955e9a50824b269180dbc5fee2f6e381578e40cdc2eba17", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling packed_simd_2 v0.3.7
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling zeroize v1.5.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/packed_simd_2-0.3.7/src/lib.rs:214:1
[INFO] [stdout]     |
[INFO] [stdout] 214 | / #![feature(
[INFO] [stdout] 215 | |     adt_const_params,
[INFO] [stdout] 216 | |     repr_simd,
[INFO] [stdout] 217 | |     rustc_attrs,
[INFO] [stdout] ...   |
[INFO] [stdout] 226 | |     custom_inner_attributes,
[INFO] [stdout] 227 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling ahash v0.2.19
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stdout] error: aborting due to 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 `packed_simd_2` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5277cff3e702bcef3955e9a50824b269180dbc5fee2f6e381578e40cdc2eba17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5277cff3e702bcef3955e9a50824b269180dbc5fee2f6e381578e40cdc2eba17", kill_on_drop: false }`
[INFO] [stdout] 5277cff3e702bcef3955e9a50824b269180dbc5fee2f6e381578e40cdc2eba17