[INFO] fetching crate hyper-scripter 0.4.2...
[INFO] documenting hyper-scripter-0.4.2 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate hyper-scripter 0.4.2 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate hyper-scripter 0.4.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyper-scripter 0.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate hyper-scripter 0.4.2
[INFO] tweaked toml for crates.io crate hyper-scripter 0.4.2 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate crates.io crate hyper-scripter 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e1e588c5d9eab5eb57063fd8101c094f4fb34ef01910147e8fc6894c07e6f72
[INFO] running `Command { std: "docker" "start" "-a" "6e1e588c5d9eab5eb57063fd8101c094f4fb34ef01910147e8fc6894c07e6f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e1e588c5d9eab5eb57063fd8101c094f4fb34ef01910147e8fc6894c07e6f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1e588c5d9eab5eb57063fd8101c094f4fb34ef01910147e8fc6894c07e6f72", kill_on_drop: false }`
[INFO] [stdout] 6e1e588c5d9eab5eb57063fd8101c094f4fb34ef01910147e8fc6894c07e6f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91b1ef91bd46e781ed8be8dd71f26d5fe340fb2b57d78582829f9c6321ed2c3d
[INFO] running `Command { std: "docker" "start" "-a" "91b1ef91bd46e781ed8be8dd71f26d5fe340fb2b57d78582829f9c6321ed2c3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling whoami v1.1.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling hyper-scripter-util v0.4.2
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling sqlformat v0.1.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking handlebars v3.5.5
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking tokio-native-tls v0.1.0
[INFO] [stderr]     Checking sqlx-rt v0.2.0
[INFO] [stderr]     Checking sqlx-core v0.4.2
[INFO] [stderr]    Compiling sqlx-macros v0.4.2
[INFO] [stderr]    Compiling sqlx v0.4.2
[INFO] [stderr]    Compiling hyper-scripter-historian v0.4.2
[INFO] [stderr]    Compiling hyper-scripter v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting hyper-scripter v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(command_access)]
[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 `hyper-scripter`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hyper_scripter src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1b9e710e08016433.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-1ac27d89bd3116c7.rmeta --extern console=/opt/rustwide/target/debug/deps/libconsole-b5b50190945db9fb.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-bfc959639a745011.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-53dddc069c820fca.so --extern dirs=/opt/rustwide/target/debug/deps/libdirs-ee3593399fb7a717.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-67d07ed331927c95.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-b0455c777a033cea.rmeta --extern fuzzy_matcher=/opt/rustwide/target/debug/deps/libfuzzy_matcher-6dd9c24fd2613a7c.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-619b2c49c6f7bb5f.rmeta --extern handlebars=/opt/rustwide/target/debug/deps/libhandlebars-d8b06f86a63b3540.rmeta --extern hyper_scripter_historian=/opt/rustwide/target/debug/deps/libhyper_scripter_historian-2be8361b23746d96.rmeta --extern hyper_scripter_util=/opt/rustwide/target/debug/deps/libhyper_scripter_util-45cf116e5cff4c4c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-f8abb66ffc16068c.rmeta --extern openssl=/opt/rustwide/target/debug/deps/libopenssl-3b63256058f90ad4.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-56ad1370b5abe929.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-268c382c725a0948.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-559455597769c602.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c3e58f01ac5f6777.rmeta --extern sqlx=/opt/rustwide/target/debug/deps/libsqlx-19d8ce9a8b4aad89.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-564b075cdd5d0c75.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-68fa9538cddd7d01.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-284ca493968ef002.rmeta --cap-lints=warn --crate-version 0.4.2` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(command_access)]
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "91b1ef91bd46e781ed8be8dd71f26d5fe340fb2b57d78582829f9c6321ed2c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b1ef91bd46e781ed8be8dd71f26d5fe340fb2b57d78582829f9c6321ed2c3d", kill_on_drop: false }`
[INFO] [stdout] 91b1ef91bd46e781ed8be8dd71f26d5fe340fb2b57d78582829f9c6321ed2c3d
