[INFO] fetching crate rua 0.17.12...
[INFO] documenting rua-0.17.12 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate rua 0.17.12 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rua 0.17.12 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 crates.io crate rua 0.17.12
[INFO] finished tweaking crates.io crate rua 0.17.12
[INFO] tweaked toml for crates.io crate rua 0.17.12 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rua 0.17.12 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1177bfea529f5af1fd809b54ef3fff5d14993511247a5fdab97217f3f2fc7550
[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" "1177bfea529f5af1fd809b54ef3fff5d14993511247a5fdab97217f3f2fc7550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1177bfea529f5af1fd809b54ef3fff5d14993511247a5fdab97217f3f2fc7550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1177bfea529f5af1fd809b54ef3fff5d14993511247a5fdab97217f3f2fc7550", kill_on_drop: false }`
[INFO] [stdout] 1177bfea529f5af1fd809b54ef3fff5d14993511247a5fdab97217f3f2fc7550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 05d6e44d45ecdecc7e1c8a09150ac90ebf6ab7fad8a9660a222bd6b62034fd73
[INFO] running `Command { std: "docker" "start" "-a" "05d6e44d45ecdecc7e1c8a09150ac90ebf6ab7fad8a9660a222bd6b62034fd73", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling alpm-sys v1.0.0
[INFO] [stderr]     Checking srcinfo v0.3.2
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling psm v0.1.11
[INFO] [stderr]    Compiling stacker v0.1.10
[INFO] [stderr]    Compiling lzma-sys v0.1.16
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking uname v0.1.1
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking libflate v1.0.2
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tar v0.4.29
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking ruzstd v0.2.1
[INFO] [stderr]     Checking alpm v0.10.1
[INFO] [stderr]     Checking rm_rf v0.6.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]    Compiling structopt v0.3.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling rua v0.17.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]     Checking raur v3.0.1
[INFO] [stderr]  Documenting rua v0.17.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "05d6e44d45ecdecc7e1c8a09150ac90ebf6ab7fad8a9660a222bd6b62034fd73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d6e44d45ecdecc7e1c8a09150ac90ebf6ab7fad8a9660a222bd6b62034fd73", kill_on_drop: false }`
[INFO] [stdout] 05d6e44d45ecdecc7e1c8a09150ac90ebf6ab7fad8a9660a222bd6b62034fd73