[INFO] fetching crate fuse-rs 0.0.1...
[INFO] documenting fuse-rs-0.0.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate fuse-rs 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fuse-rs 0.0.1 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 crates.io crate fuse-rs 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fuse-rs 0.0.1
[INFO] tweaked toml for crates.io crate fuse-rs 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fuse-rs 0.0.1 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 libfuse-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] fd90ba931df147b3940a65bb34515e6792cc3669a831ee50db1c8b729ecc8b17
[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" "fd90ba931df147b3940a65bb34515e6792cc3669a831ee50db1c8b729ecc8b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd90ba931df147b3940a65bb34515e6792cc3669a831ee50db1c8b729ecc8b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd90ba931df147b3940a65bb34515e6792cc3669a831ee50db1c8b729ecc8b17", kill_on_drop: false }`
[INFO] [stdout] fd90ba931df147b3940a65bb34515e6792cc3669a831ee50db1c8b729ecc8b17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b99ee43ae2ab527464c3056ab35db9f03532cdb32b57c79a55a10c3c9a409cdd
[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" "b99ee43ae2ab527464c3056ab35db9f03532cdb32b57c79a55a10c3c9a409cdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling libfuse-sys v0.3.0
[INFO] [stderr]  Documenting fuse-rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.79s
[INFO] running `Command { std: "docker" "inspect" "b99ee43ae2ab527464c3056ab35db9f03532cdb32b57c79a55a10c3c9a409cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99ee43ae2ab527464c3056ab35db9f03532cdb32b57c79a55a10c3c9a409cdd", kill_on_drop: false }`
[INFO] [stdout] b99ee43ae2ab527464c3056ab35db9f03532cdb32b57c79a55a10c3c9a409cdd
