[INFO] cloning repository https://github.com/drusellers/dw-dates
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drusellers/dw-dates" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrusellers%2Fdw-dates", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrusellers%2Fdw-dates'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f04f2b1e2eddfa7e02d1edf5e8072b4c65f1f79b
[INFO] documenting drusellers/dw-dates 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%2Fdrusellers%2Fdw-dates" "/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/drusellers/dw-dates 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] started tweaking git repo https://github.com/drusellers/dw-dates
[INFO] finished tweaking git repo https://github.com/drusellers/dw-dates
[INFO] tweaked toml for git repo https://github.com/drusellers/dw-dates written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/drusellers/dw-dates 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v0.9.6
[INFO] [stderr]   Downloaded term_size v0.2.2
[INFO] [stderr]   Downloaded serde_json v0.9.5
[INFO] [stderr]   Downloaded syn v0.11.4
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded clap v2.20.3
[INFO] [stderr]   Downloaded quote v0.3.12
[INFO] [stderr]   Downloaded unicode-segmentation v1.0.3
[INFO] [stderr]   Downloaded serde_derive v0.9.6
[INFO] [stderr]   Downloaded serde_codegen_internals v0.13.0
[INFO] [stderr]   Downloaded cargo_metadata v0.1.1
[INFO] [stderr]   Downloaded clippy v0.0.113
[INFO] [stderr]   Downloaded clippy_lints v0.0.113
[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] 149cbe7615bc8971c494017f519b3611bb7759bbe22ad7dbf71ce92a4211744b
[INFO] running `Command { std: "docker" "start" "-a" "149cbe7615bc8971c494017f519b3611bb7759bbe22ad7dbf71ce92a4211744b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149cbe7615bc8971c494017f519b3611bb7759bbe22ad7dbf71ce92a4211744b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149cbe7615bc8971c494017f519b3611bb7759bbe22ad7dbf71ce92a4211744b", kill_on_drop: false }`
[INFO] [stdout] 149cbe7615bc8971c494017f519b3611bb7759bbe22ad7dbf71ce92a4211744b
[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] 3ab14ac975ca56a24c895d2aed1f178e8f03d8d564066256bd229197daae9494
[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" "3ab14ac975ca56a24c895d2aed1f178e8f03d8d564066256bd229197daae9494", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling serde v0.9.6
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling quine-mc_cluskey v0.2.4
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]     Checking unicode-segmentation v1.0.3
[INFO] [stderr]     Checking term_size v0.2.2
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]     Checking clap v2.20.3
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.13.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling serde_derive v0.9.6
[INFO] [stderr]    Compiling clippy_lints v0.0.113
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clippy_lints-0.0.113/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v0.9.5
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clippy_lints-0.0.113/src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate syntax;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clippy_lints` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3ab14ac975ca56a24c895d2aed1f178e8f03d8d564066256bd229197daae9494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab14ac975ca56a24c895d2aed1f178e8f03d8d564066256bd229197daae9494", kill_on_drop: false }`
[INFO] [stdout] 3ab14ac975ca56a24c895d2aed1f178e8f03d8d564066256bd229197daae9494
