[INFO] cloning repository https://github.com/imzacm/crypt-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imzacm/crypt-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimzacm%2Fcrypt-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimzacm%2Fcrypt-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 507d25b0f110c1e00a7ccaab5b79e5d0d02d5b5e
[INFO] documenting imzacm/crypt-client 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%2Fimzacm%2Fcrypt-client" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imzacm/crypt-client 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/imzacm/crypt-client
[INFO] finished tweaking git repo https://github.com/imzacm/crypt-client
[INFO] tweaked toml for git repo https://github.com/imzacm/crypt-client written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/imzacm/crypt-client 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] [stdout] 3c676321602f7f3ac5d50420a6c062173c839d4ec00999a677314fe2a8df298c
[INFO] running `Command { std: "docker" "start" "-a" "3c676321602f7f3ac5d50420a6c062173c839d4ec00999a677314fe2a8df298c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c676321602f7f3ac5d50420a6c062173c839d4ec00999a677314fe2a8df298c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c676321602f7f3ac5d50420a6c062173c839d4ec00999a677314fe2a8df298c", kill_on_drop: false }`
[INFO] [stdout] 3c676321602f7f3ac5d50420a6c062173c839d4ec00999a677314fe2a8df298c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 1e222d4c22edcf90123c87e22610f394b39673fe7dc2d9cab62e40a45c7729f4
[INFO] running `Command { std: "docker" "start" "-a" "1e222d4c22edcf90123c87e22610f394b39673fe7dc2d9cab62e40a45c7729f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling cfg-if v0.1.10
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[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking endian-type v0.1.2
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[INFO] [stderr]     Checking addr2line v0.15.2
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[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking base64 v0.10.1
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[INFO] [stderr]     Checking rand_isaac v0.1.1
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[INFO] [stderr]    Compiling rand v0.4.6
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[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking rustyline v8.2.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking clearscreen v1.0.6
[INFO] [stderr]     Checking bincode2 v2.0.1
[INFO] [stderr]    Compiling argonautica v0.2.0
[INFO] [stderr]  Documenting crypt-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `crypt-client`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name crypt_client src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="dummy-drivers"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern aes=/opt/rustwide/target/debug/deps/libaes-72296632db84e535.rmeta --extern argonautica=/opt/rustwide/target/debug/deps/libargonautica-c8e709488ad4cb50.rmeta --extern bincode2=/opt/rustwide/target/debug/deps/libbincode2-acf424ffcb208b2a.rmeta --extern block_modes=/opt/rustwide/target/debug/deps/libblock_modes-709380134093f106.rmeta --extern clearscreen=/opt/rustwide/target/debug/deps/libclearscreen-65a87fa479ae5f66.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-4adc4e76a3835819.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-69e93a72c6edabb2.rmeta --extern rpassword=/opt/rustwide/target/debug/deps/librpassword-87a1111c9d67e9c7.rmeta --extern rustyline=/opt/rustwide/target/debug/deps/librustyline-f9762cbbc43b8b20.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-4be5efaed96967ab.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1e222d4c22edcf90123c87e22610f394b39673fe7dc2d9cab62e40a45c7729f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e222d4c22edcf90123c87e22610f394b39673fe7dc2d9cab62e40a45c7729f4", kill_on_drop: false }`
[INFO] [stdout] 1e222d4c22edcf90123c87e22610f394b39673fe7dc2d9cab62e40a45c7729f4
