[INFO] fetching crate aeonflux 0.2.0...
[INFO] checking aeonflux-0.2.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate aeonflux 0.2.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate aeonflux 0.2.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aeonflux 0.2.0
[INFO] finished tweaking crates.io crate aeonflux 0.2.0
[INFO] tweaked toml for crates.io crate aeonflux 0.2.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_simd_2 v0.3.6
[INFO] [stderr]   Downloaded zkp v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d858b0903d1cd5a995cd4f0014aae91e04130f36b639af3f2548b8099697b6e
[INFO] running `Command { std: "docker" "start" "-a" "8d858b0903d1cd5a995cd4f0014aae91e04130f36b639af3f2548b8099697b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d858b0903d1cd5a995cd4f0014aae91e04130f36b639af3f2548b8099697b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d858b0903d1cd5a995cd4f0014aae91e04130f36b639af3f2548b8099697b6e", kill_on_drop: false }`
[INFO] [stdout] 8d858b0903d1cd5a995cd4f0014aae91e04130f36b639af3f2548b8099697b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6099f7c1d769daa80e2e3e2b46e76b595ce9d6a20bb81c549629e2a22fbb7c6d
[INFO] running `Command { std: "docker" "start" "-a" "6099f7c1d769daa80e2e3e2b46e76b595ce9d6a20bb81c549629e2a22fbb7c6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking half v1.8.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking zeroize v1.4.2
[INFO] [stderr]     Checking merlin v2.0.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking curve25519-dalek v2.1.3
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curve25519-dalek-2.1.3/src/lib.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![cfg_attr(feature = "nightly", feature(test))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curve25519-dalek-2.1.3/src/lib.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![cfg_attr(feature = "nightly", feature(doc_cfg))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `curve25519-dalek` due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6099f7c1d769daa80e2e3e2b46e76b595ce9d6a20bb81c549629e2a22fbb7c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6099f7c1d769daa80e2e3e2b46e76b595ce9d6a20bb81c549629e2a22fbb7c6d", kill_on_drop: false }`
[INFO] [stdout] 6099f7c1d769daa80e2e3e2b46e76b595ce9d6a20bb81c549629e2a22fbb7c6d
