[INFO] fetching crate enso-flexer 0.2.0...
[INFO] documenting enso-flexer-0.2.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate enso-flexer 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate enso-flexer 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enso-flexer 0.2.0
[INFO] finished tweaking crates.io crate enso-flexer 0.2.0
[INFO] tweaked toml for crates.io crate enso-flexer 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.58
[INFO] [stderr]   Downloaded js-sys v0.3.35
[INFO] [stderr]   Downloaded shrinkwraprs v0.3.0
[INFO] [stderr]   Downloaded ifmt v0.3.3
[INFO] [stderr]   Downloaded weak-table v0.3.2
[INFO] [stderr]   Downloaded nonempty v0.1.5
[INFO] [stderr]   Downloaded sourcefile v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.58
[INFO] [stderr]   Downloaded nalgebra v0.26.2
[INFO] [stderr]   Downloaded enso-logger v0.3.1
[INFO] [stderr]   Downloaded ifmt-impl v0.3.3
[INFO] [stderr]   Downloaded simba v0.4.0
[INFO] [stderr]   Downloaded enclose v1.1.8
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.58
[INFO] [stderr]   Downloaded web-sys v0.3.35
[INFO] [stderr]   Downloaded enso-shapely-macros v0.2.1
[INFO] [stderr]   Downloaded enso-automata v0.2.0
[INFO] [stderr]   Downloaded enso-macro-utils v0.2.0
[INFO] [stderr]   Downloaded enso-lazy-reader v0.2.0
[INFO] [stderr]   Downloaded enso-shapely v0.2.0
[INFO] [stderr]   Downloaded enso-prelude v0.2.6
[INFO] [stderr]   Downloaded weedle v0.10.0
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16edac32e8a1f2c05ef66c3b73b93172595501a1c207ae722be698b2e564c779
[INFO] running `Command { std: "docker" "start" "-a" "16edac32e8a1f2c05ef66c3b73b93172595501a1c207ae722be698b2e564c779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16edac32e8a1f2c05ef66c3b73b93172595501a1c207ae722be698b2e564c779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16edac32e8a1f2c05ef66c3b73b93172595501a1c207ae722be698b2e564c779", kill_on_drop: false }`
[INFO] [stdout] 16edac32e8a1f2c05ef66c3b73b93172595501a1c207ae722be698b2e564c779
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09d375ee78f896bebce16d263c489c8358b1ca8493e280dcb22102324c3bbb03
[INFO] running `Command { std: "docker" "start" "-a" "09d375ee78f896bebce16d263c489c8358b1ca8493e280dcb22102324c3bbb03", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bumpalo v3.12.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.58
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking unicode-ident v1.0.8
[INFO] [stderr]     Checking weak-table v0.3.2
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.58
[INFO] [stderr]    Compiling enso-macro-utils v0.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/enso-macro-utils-0.2.0/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(trait_alias)]
[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 `enso-macro-utils` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "09d375ee78f896bebce16d263c489c8358b1ca8493e280dcb22102324c3bbb03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d375ee78f896bebce16d263c489c8358b1ca8493e280dcb22102324c3bbb03", kill_on_drop: false }`
[INFO] [stdout] 09d375ee78f896bebce16d263c489c8358b1ca8493e280dcb22102324c3bbb03
