[INFO] fetching crate muta-keypair 0.1.0-alpha.1...
[INFO] testing muta-keypair-0.1.0-alpha.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate muta-keypair 0.1.0-alpha.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate muta-keypair 0.1.0-alpha.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate muta-keypair 0.1.0-alpha.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate muta-keypair 0.1.0-alpha.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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.17
[INFO] [stderr]   Downloaded aes-ctr v0.3.0
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded stream-cipher v0.3.2
[INFO] [stderr]   Downloaded json v0.12.0
[INFO] [stderr]   Downloaded ophelia v0.2.0
[INFO] [stderr]   Downloaded twofish v0.2.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.9
[INFO] [stderr]   Downloaded secp256k1 v0.15.5
[INFO] [stderr]   Downloaded num-bigint v0.2.4
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.57
[INFO] [stderr]   Downloaded secret_sharing v0.1.1
[INFO] [stderr]   Downloaded miracl_amcl v3.2.5
[INFO] [stderr]   Downloaded hex v0.4.0
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded zeroize_derive v0.9.3
[INFO] [stderr]   Downloaded ctr v0.3.2
[INFO] [stderr]   Downloaded rlp v0.4.4
[INFO] [stderr]   Downloaded zeroize v0.9.3
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.57
[INFO] [stderr]   Downloaded proc-macro2 v1.0.7
[INFO] [stderr]   Downloaded thiserror v1.0.9
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.57
[INFO] [stderr]   Downloaded secp256k1 v0.17.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.57
[INFO] [stderr]   Downloaded muta-vendor-prost-derive v0.5.1
[INFO] [stderr]   Downloaded ophelia-secp256k1 v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.57
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.57
[INFO] [stderr]   Downloaded bls_amcl v0.7.0
[INFO] [stderr]   Downloaded web-sys v0.3.34
[INFO] [stderr]   Downloaded ophelia-bls-amcl v0.1.0
[INFO] [stderr]   Downloaded bumpalo v3.1.1
[INFO] [stderr]   Downloaded amcl_wrapper v0.2.3
[INFO] [stderr]   Downloaded ophelia-hasher v0.2.0
[INFO] [stderr]   Downloaded ophelia-derive v0.2.0
[INFO] [stderr]   Downloaded muta-protocol v0.1.0-alpha.0
[INFO] [stderr]   Downloaded flatbuffers v0.6.0
[INFO] [stderr]   Downloaded flatbuffers-verifier v0.2.1
[INFO] [stderr]   Downloaded js-sys v0.3.34
[INFO] [stderr]   Downloaded tentacle-secio v0.1.11
[INFO] [stderr]   Downloaded hasher v0.1.3
[INFO] [stderr]   Downloaded muta-vendor-prost v0.5.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6663d9bb61b5f15a11c15fb97d30347e5abca1b7a293c56e9fd1734740551d57
[INFO] running `Command { std: "docker" "start" "-a" "6663d9bb61b5f15a11c15fb97d30347e5abca1b7a293c56e9fd1734740551d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6663d9bb61b5f15a11c15fb97d30347e5abca1b7a293c56e9fd1734740551d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6663d9bb61b5f15a11c15fb97d30347e5abca1b7a293c56e9fd1734740551d57", kill_on_drop: false }`
[INFO] [stdout] 6663d9bb61b5f15a11c15fb97d30347e5abca1b7a293c56e9fd1734740551d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66480d2b066b7c394ae11ae1b8ed57357e2ee9497e9b99546e3c3dd21f91c0fd
[INFO] running `Command { std: "docker" "start" "-a" "66480d2b066b7c394ae11ae1b8ed57357e2ee9497e9b99546e3c3dd21f91c0fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.104
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[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
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[INFO] [stderr]    Compiling rand_xorshift v0.1.1
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[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
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[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling tokio-executor v0.1.9
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling tokio-sync v0.1.7
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.11
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling uint v0.4.1
[INFO] [stderr]    Compiling fixed-hash v0.2.5
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling secp256k1-sys v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling miracl_amcl v3.2.5
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.17
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling secp256k1 v0.15.5
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling rlp v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.2.4
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling fixed-hash v0.5.2
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling tokio-udp v0.1.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling hasher v0.1.3
[INFO] [stderr]    Compiling tokio-timer v0.2.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling flatbuffers v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling aes-ctr v0.3.0
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling flatbuffers-verifier v0.2.1
[INFO] [stderr]    Compiling secp256k1 v0.17.1
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling twofish v0.2.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling creep v0.1.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling json v0.12.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling bs58 v0.2.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling ophelia-derive v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling muta-vendor-prost-derive v0.5.1
[INFO] [stderr]    Compiling tentacle-secio v0.1.11
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling ophelia-hasher v0.2.0
[INFO] [stderr]    Compiling ophelia v0.2.0
[INFO] [stderr]    Compiling ophelia-secp256k1 v0.2.0
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling muta-vendor-prost v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling ethereum-types-serialize v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling ethbloom v0.5.3
[INFO] [stderr]    Compiling ethbloom v0.8.1
[INFO] [stderr]    Compiling ethereum-types v0.4.2
[INFO] [stderr]    Compiling amcl_wrapper v0.2.3
[INFO] [stderr]    Compiling rlp v0.3.0
[INFO] [stderr]    Compiling secret_sharing v0.1.1
[INFO] [stderr]    Compiling cita_trie v2.0.0
[INFO] [stderr]    Compiling bls_amcl v0.7.0
[INFO] [stderr]    Compiling muta-protocol v0.1.0-alpha.0
[INFO] [stderr]    Compiling ophelia-bls-amcl v0.1.0
[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/muta-protocol-0.1.0-alpha.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `muta-protocol` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "66480d2b066b7c394ae11ae1b8ed57357e2ee9497e9b99546e3c3dd21f91c0fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66480d2b066b7c394ae11ae1b8ed57357e2ee9497e9b99546e3c3dd21f91c0fd", kill_on_drop: false }`
[INFO] [stdout] 66480d2b066b7c394ae11ae1b8ed57357e2ee9497e9b99546e3c3dd21f91c0fd
[INFO] testing muta-keypair-0.1.0-alpha.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate muta-keypair 0.1.0-alpha.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate muta-keypair 0.1.0-alpha.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate muta-keypair 0.1.0-alpha.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate muta-keypair 0.1.0-alpha.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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f7f3ff712340477978393e28ad07e4070b46fa7b703dc753c660f5e7afce097
[INFO] running `Command { std: "docker" "start" "-a" "3f7f3ff712340477978393e28ad07e4070b46fa7b703dc753c660f5e7afce097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f7f3ff712340477978393e28ad07e4070b46fa7b703dc753c660f5e7afce097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7f3ff712340477978393e28ad07e4070b46fa7b703dc753c660f5e7afce097", kill_on_drop: false }`
[INFO] [stdout] 3f7f3ff712340477978393e28ad07e4070b46fa7b703dc753c660f5e7afce097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4a246dc0e600f2cd84736c655077ebf0584da3e749c474da38af541341f7fa4
[INFO] running `Command { std: "docker" "start" "-a" "e4a246dc0e600f2cd84736c655077ebf0584da3e749c474da38af541341f7fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
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[INFO] [stderr]    Compiling slab v0.4.2
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling getrandom v0.1.14
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[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling ophelia-derive v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
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[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling muta-vendor-prost-derive v0.5.1
[INFO] [stderr]    Compiling ophelia-hasher v0.2.0
[INFO] [stderr]    Compiling ophelia v0.2.0
[INFO] [stderr]    Compiling ophelia-secp256k1 v0.2.0
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling muta-vendor-prost v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling ethereum-types-serialize v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling ethbloom v0.5.3
[INFO] [stderr]    Compiling ethbloom v0.8.1
[INFO] [stderr]    Compiling ethereum-types v0.4.2
[INFO] [stderr]    Compiling amcl_wrapper v0.2.3
[INFO] [stderr]    Compiling rlp v0.3.0
[INFO] [stderr]    Compiling secret_sharing v0.1.1
[INFO] [stderr]    Compiling cita_trie v2.0.0
[INFO] [stderr]    Compiling bls_amcl v0.7.0
[INFO] [stderr]    Compiling muta-protocol v0.1.0-alpha.0
[INFO] [stderr]    Compiling ophelia-bls-amcl v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/muta-protocol-0.1.0-alpha.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `muta-protocol` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e4a246dc0e600f2cd84736c655077ebf0584da3e749c474da38af541341f7fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a246dc0e600f2cd84736c655077ebf0584da3e749c474da38af541341f7fa4", kill_on_drop: false }`
[INFO] [stdout] e4a246dc0e600f2cd84736c655077ebf0584da3e749c474da38af541341f7fa4
