[INFO] cloning repository https://github.com/andrei-cacio/distil-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrei-cacio/distil-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrei-cacio%2Fdistil-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrei-cacio%2Fdistil-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bc08c4e8db64312eb22abfb384cea1cd9fc5279
[INFO] documenting andrei-cacio/distil-wasm against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrei-cacio%2Fdistil-wasm" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrei-cacio/distil-wasm on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrei-cacio/distil-wasm
[INFO] finished tweaking git repo https://github.com/andrei-cacio/distil-wasm
[INFO] tweaked toml for git repo https://github.com/andrei-cacio/distil-wasm written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/andrei-cacio/distil-wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07cb4163841045e8ed980efebcae99a4effc96700f052746a513efaa54de7665
[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" "07cb4163841045e8ed980efebcae99a4effc96700f052746a513efaa54de7665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cb4163841045e8ed980efebcae99a4effc96700f052746a513efaa54de7665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cb4163841045e8ed980efebcae99a4effc96700f052746a513efaa54de7665", kill_on_drop: false }`
[INFO] [stdout] 07cb4163841045e8ed980efebcae99a4effc96700f052746a513efaa54de7665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 781334f2ad15f7f41b5465a7cd5dfe326448b97d1d3d84094e5781511881af91
[INFO] running `Command { std: "docker" "start" "-a" "781334f2ad15f7f41b5465a7cd5dfe326448b97d1d3d84094e5781511881af91", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.40
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling bumpalo v2.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.40
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking lab v0.4.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking delta_e v0.1.0
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.40
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.40
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]  Documenting distil v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `derive` may only be applied to structs, enums and unions
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     #[derive(Serialize)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected an inert attribute, found a derive macro
[INFO] [stdout]   --> src/lib.rs:60:14
[INFO] [stdout]    |
[INFO] [stdout] 60 |     #[derive(Serialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `distil`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type cdylib --crate-type rlib --crate-name distil src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="console_error_panic_hook"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-1cb137f830864ca5.rmeta --extern color_quant=/opt/rustwide/target/debug/deps/libcolor_quant-7ecf10f432eb21ab.rmeta --extern console_error_panic_hook=/opt/rustwide/target/debug/deps/libconsole_error_panic_hook-f6590d1d7d444a7d.rmeta --extern delta_e=/opt/rustwide/target/debug/deps/libdelta_e-ee8fa8ebaeb9aa5e.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-81e629e192bc8420.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-2d84ade0fbcaa226.rmeta --extern lab=/opt/rustwide/target/debug/deps/liblab-7f4e694c120fdab4.rmeta --extern quick_error=/opt/rustwide/target/debug/deps/libquick_error-33ea2cc8d53e5b67.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-740f40be9d1a391e.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-892943f91d65483b.so --extern wasm_bindgen=/opt/rustwide/target/debug/deps/libwasm_bindgen-10dcfd4cd6d9a5eb.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "781334f2ad15f7f41b5465a7cd5dfe326448b97d1d3d84094e5781511881af91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781334f2ad15f7f41b5465a7cd5dfe326448b97d1d3d84094e5781511881af91", kill_on_drop: false }`
[INFO] [stdout] 781334f2ad15f7f41b5465a7cd5dfe326448b97d1d3d84094e5781511881af91