[INFO] fetching crate enso-flexer 0.2.0...
[INFO] documenting enso-flexer-0.2.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate enso-flexer 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate enso-flexer 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enso-macro-utils v0.2.0
[INFO] [stderr]   Downloaded enso-shapely-macros v0.2.1
[INFO] [stderr]   Downloaded enso-prelude v0.2.6
[INFO] [stderr]   Downloaded shrinkwraprs v0.3.0
[INFO] [stderr]   Downloaded enclose v1.1.8
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.50
[INFO] [stderr]   Downloaded enso-lazy-reader v0.2.0
[INFO] [stderr]   Downloaded ifmt-impl v0.3.3
[INFO] [stderr]   Downloaded ifmt v0.3.3
[INFO] [stderr]   Downloaded boolinator v2.4.0
[INFO] [stderr]   Downloaded enso-logger v0.3.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.27
[INFO] [stderr]   Downloaded simba v0.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]   Downloaded weak-table v0.3.2
[INFO] [stderr]   Downloaded nalgebra v0.26.2
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded enso-automata v0.2.0
[INFO] [stderr]   Downloaded enso-shapely v0.2.0
[INFO] [stderr]   Downloaded nonempty v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3962b145c7fa8f53b886ec327b29dc2b4c651c5dba21ebbbd16bd7f485b6b283
[INFO] running `Command { std: "docker" "start" "-a" "3962b145c7fa8f53b886ec327b29dc2b4c651c5dba21ebbbd16bd7f485b6b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3962b145c7fa8f53b886ec327b29dc2b4c651c5dba21ebbbd16bd7f485b6b283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3962b145c7fa8f53b886ec327b29dc2b4c651c5dba21ebbbd16bd7f485b6b283", kill_on_drop: false }`
[INFO] [stdout] 3962b145c7fa8f53b886ec327b29dc2b4c651c5dba21ebbbd16bd7f485b6b283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 545833a462f5234df58aa992b55ca6bb5d493f5b93415aca21f19b67ec71ac26
[INFO] running `Command { std: "docker" "start" "-a" "545833a462f5234df58aa992b55ca6bb5d493f5b93415aca21f19b67ec71ac26", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking weak-table v0.3.2
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking nonempty v0.1.5
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking 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/index.crates.io-6f17d22bba15001f/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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "545833a462f5234df58aa992b55ca6bb5d493f5b93415aca21f19b67ec71ac26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545833a462f5234df58aa992b55ca6bb5d493f5b93415aca21f19b67ec71ac26", kill_on_drop: false }`
[INFO] [stdout] 545833a462f5234df58aa992b55ca6bb5d493f5b93415aca21f19b67ec71ac26
[INFO] documenting enso-flexer-0.2.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate enso-flexer 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate enso-flexer 0.2.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845246092b262dcf7a00d303f305e6c576227e928652d4d902a003f9218619aa
[INFO] running `Command { std: "docker" "start" "-a" "845246092b262dcf7a00d303f305e6c576227e928652d4d902a003f9218619aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845246092b262dcf7a00d303f305e6c576227e928652d4d902a003f9218619aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845246092b262dcf7a00d303f305e6c576227e928652d4d902a003f9218619aa", kill_on_drop: false }`
[INFO] [stdout] 845246092b262dcf7a00d303f305e6c576227e928652d4d902a003f9218619aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 341269ce5931b40240f0caef45287c15192da3ef667514d273d3cd3886f0ac6a
[INFO] running `Command { std: "docker" "start" "-a" "341269ce5931b40240f0caef45287c15192da3ef667514d273d3cd3886f0ac6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking weak-table v0.3.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking nonempty v0.1.5
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking enso-macro-utils v0.2.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 1 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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "341269ce5931b40240f0caef45287c15192da3ef667514d273d3cd3886f0ac6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341269ce5931b40240f0caef45287c15192da3ef667514d273d3cd3886f0ac6a", kill_on_drop: false }`
[INFO] [stdout] 341269ce5931b40240f0caef45287c15192da3ef667514d273d3cd3886f0ac6a
