[INFO] cloning repository https://github.com/stuartZhang/scaffold-wizard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stuartZhang/scaffold-wizard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstuartZhang%2Fscaffold-wizard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstuartZhang%2Fscaffold-wizard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d18362d17dc35fca3ac11e0b9b31ee0da8683194
[INFO] documenting stuartZhang/scaffold-wizard 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%2FstuartZhang%2Fscaffold-wizard" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stuartZhang/scaffold-wizard 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] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/stuartZhang/scaffold-wizard
[INFO] finished tweaking git repo https://github.com/stuartZhang/scaffold-wizard
[INFO] tweaked toml for git repo https://github.com/stuartZhang/scaffold-wizard written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/stuartZhang/scaffold-wizard 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 quick-xml v0.22.0
[INFO] [stderr]   Downloaded eval v0.4.3
[INFO] [stderr]   Downloaded mut_static v5.0.0
[INFO] [stderr]   Downloaded syn v1.0.66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6b4e300171d5afb8dcad62c9ef5e93adecf80097e6d81f9bb8a9ef3f1102136a
[INFO] running `Command { std: "docker" "start" "-a" "6b4e300171d5afb8dcad62c9ef5e93adecf80097e6d81f9bb8a9ef3f1102136a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4e300171d5afb8dcad62c9ef5e93adecf80097e6d81f9bb8a9ef3f1102136a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4e300171d5afb8dcad62c9ef5e93adecf80097e6d81f9bb8a9ef3f1102136a", kill_on_drop: false }`
[INFO] [stdout] 6b4e300171d5afb8dcad62c9ef5e93adecf80097e6d81f9bb8a9ef3f1102136a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 013a6b106e928c6fc0e76d91bdcbcc2092b168c76b9d37fbf8207343f28a1c49
[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" "013a6b106e928c6fc0e76d91bdcbcc2092b168c76b9d37fbf8207343f28a1c49", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `scaffold-wizard` in package `scaffold-wizard v0.0.1 (/opt/rustwide/workdir)` has the same output filename as the lib target `scaffold_wizard` in package `scaffold-wizard v0.0.1 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/scaffold_wizard/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.55.0-beta (1f76a218b 2021-07-29) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "scaffold-wizard", version: "0.0.1", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "scaffold-wizard", doc: true, ..: with_path("/opt/rustwide/workdir/src/bin.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 15605023196863160543 }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "scaffold-wizard", version: "0.0.1", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("scaffold_wizard", ["cdylib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [], is_std: false, dep_hash: 15605023196863160543 }
[INFO] [stderr]    Compiling syn v1.0.66
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]    Compiling scaffold-wizard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling gtk v0.9.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking ordered-float v2.1.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stdout] warning: unused import: `process`
[INFO] [stdout]  --> build.rs:1:73
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ::std::{env, fs, io::Result as IoResult, os, path::{Path, PathBuf}, process};
[INFO] [stdout]   |                                                                         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking log4rs v1.0.0
[INFO] [stderr]     Checking eval v0.4.3
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling gio-sys v0.10.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-sys v0.10.0
[INFO] [stderr]    Compiling atk-sys v0.10.0
[INFO] [stderr]    Compiling gdk-sys v0.10.0
[INFO] [stderr]    Compiling gtk-sys v0.10.0
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]     Checking glib v0.10.3
[INFO] [stderr]  Documenting scaffold-wizard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(option_insert)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[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(option_insert)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `scaffold-wizard`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name scaffold_wizard src/bin.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-459337694c9471fd.rmeta --extern eval=/opt/rustwide/target/debug/deps/libeval-adce11bdd4411ea9.rmeta --extern gdk_pixbuf=/opt/rustwide/target/debug/deps/libgdk_pixbuf-8eeac28658a5f3bf.rmeta --extern gio=/opt/rustwide/target/debug/deps/libgio-eef646cba5888c93.rmeta --extern glib=/opt/rustwide/target/debug/deps/libglib-de199202e3991720.rmeta --extern gtk=/opt/rustwide/target/debug/deps/libgtk-0ad69213a195e6ac.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e2201ad0aa67c1f0.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-0cf32c492986f6f7.rmeta --extern quick_xml=/opt/rustwide/target/debug/deps/libquick_xml-9d2e7aae42b88af7.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-cff47bc060467dcf.rmeta --cap-lints=warn --crate-version 0.0.1` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "013a6b106e928c6fc0e76d91bdcbcc2092b168c76b9d37fbf8207343f28a1c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013a6b106e928c6fc0e76d91bdcbcc2092b168c76b9d37fbf8207343f28a1c49", kill_on_drop: false }`
[INFO] [stdout] 013a6b106e928c6fc0e76d91bdcbcc2092b168c76b9d37fbf8207343f28a1c49
