[INFO] cloning repository https://github.com/ebsnet/blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ebsnet/blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febsnet%2Fblockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febsnet%2Fblockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1559a7b270f5da9a114ae806eff5ac2d32f2d462
[INFO] documenting ebsnet/blockchain against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Febsnet%2Fblockchain" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ebsnet/blockchain on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ebsnet/blockchain
[INFO] finished tweaking git repo https://github.com/ebsnet/blockchain
[INFO] tweaked toml for git repo https://github.com/ebsnet/blockchain written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ebsnet/blockchain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpassword v2.0.0
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded tokio-tls v0.1.4
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[INFO] [stderr]   Downloaded net2 v0.2.32
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[INFO] [stderr]   Downloaded termcolor v0.3.5
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[INFO] [stderr]   Downloaded slab v0.4.0
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[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded itoa v0.3.4
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[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.4
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded syn v0.12.14
[INFO] [stderr]   Downloaded atty v0.2.8
[INFO] [stderr]   Downloaded ordermap v0.2.13
[INFO] [stderr]   Downloaded serde_derive_internals v0.21.0
[INFO] [stderr]   Downloaded base64 v0.6.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.2.0
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded sha2 v0.7.0
[INFO] [stderr]   Downloaded humantime v1.1.1
[INFO] [stderr]   Downloaded ucd-util v0.1.1
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded rayon v0.7.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.7
[INFO] [stderr]   Downloaded regex v0.2.9
[INFO] [stderr]   Downloaded cc v1.0.7
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded env_logger v0.5.5
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded hyper v0.11.22
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded chrono v0.4.2
[INFO] [stderr]   Downloaded memsec v0.4.1
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded lazy_static v0.2.11
[INFO] [stderr]   Downloaded arrayvec v0.4.7
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded libc v0.2.39
[INFO] [stderr]   Downloaded safemem v0.2.0
[INFO] [stderr]   Downloaded mime v0.2.6
[INFO] [stderr]   Downloaded cookie v0.9.2
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded termion v1.5.1
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.0
[INFO] [stderr]   Downloaded seckey v0.8.0
[INFO] [stderr]   Downloaded unicase v1.4.2
[INFO] [stderr]   Downloaded isatty v0.1.6
[INFO] [stderr]   Downloaded ring v0.11.0
[INFO] [stderr]   Downloaded encoding_rs v0.7.2
[INFO] [stderr]   Downloaded memsec v0.5.1
[INFO] [stderr]   Downloaded openssl v0.10.5
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded tokio-executor v0.1.0
[INFO] [stderr]   Downloaded scoped-tls v0.1.1
[INFO] [stderr]   Downloaded pear v0.0.12
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded digest v0.7.2
[INFO] [stderr]   Downloaded pear_codegen v0.0.12
[INFO] [stderr]   Downloaded serde v1.0.33
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.11
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.2.3
[INFO] [stderr]   Downloaded remove_dir_all v0.3.0
[INFO] [stderr]   Downloaded version_check v0.1.3
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded rocket v0.3.6
[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded security-framework v0.1.16
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded rocket_contrib v0.3.6
[INFO] [stderr]   Downloaded tempdir v0.3.6
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded serde_derive v1.0.33
[INFO] [stderr]   Downloaded untrusted v0.5.1
[INFO] [stderr]   Downloaded clap v2.31.1
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded constant_time_eq v0.1.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.27
[INFO] [stderr]   Downloaded argon2rs v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 4b031fee8686d3a2ae9b3fa255d629cc4db86934e109cd389456ffb373b10597
[INFO] running `Command { std: "docker" "start" "-a" "4b031fee8686d3a2ae9b3fa255d629cc4db86934e109cd389456ffb373b10597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b031fee8686d3a2ae9b3fa255d629cc4db86934e109cd389456ffb373b10597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b031fee8686d3a2ae9b3fa255d629cc4db86934e109cd389456ffb373b10597", kill_on_drop: false }`
[INFO] [stdout] 4b031fee8686d3a2ae9b3fa255d629cc4db86934e109cd389456ffb373b10597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf86f92d75d6456f544ad5d2afd397d74466c342683b41b688eff210bb50ecda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf86f92d75d6456f544ad5d2afd397d74466c342683b41b688eff210bb50ecda", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.7
[INFO] [stderr]     Checking serde v1.0.33
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]    Compiling memsec v0.4.1
[INFO] [stderr]    Compiling memsec v0.5.1
[INFO] [stderr]    Compiling openssl v0.10.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]     Checking termcolor v0.3.5
[INFO] [stderr]     Checking pear v0.0.12
[INFO] [stderr]    Compiling state v0.3.3
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.3.3/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[INFO] [stdout]   |            ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[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/yansi-0.3.4/src/lib.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[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/state-0.3.3/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(const_fn)]
[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/state-0.3.3/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_unsafe_cell_new)]
[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/state-0.3.3/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_atomic_usize_new)]
[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/state-0.3.3/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_atomic_bool_new)]
[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 `yansi` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cf86f92d75d6456f544ad5d2afd397d74466c342683b41b688eff210bb50ecda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf86f92d75d6456f544ad5d2afd397d74466c342683b41b688eff210bb50ecda", kill_on_drop: false }`
[INFO] [stdout] cf86f92d75d6456f544ad5d2afd397d74466c342683b41b688eff210bb50ecda
