[INFO] fetching crate lsp_msg_derive 0.3.0...
[INFO] documenting lsp_msg_derive-0.3.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate lsp_msg_derive 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lsp_msg_derive 0.3.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsp_msg_derive 0.3.0
[INFO] finished tweaking crates.io crate lsp_msg_derive 0.3.0
[INFO] tweaked toml for crates.io crate lsp_msg_derive 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lsp_msg_derive v0.2.0
[INFO] [stderr]   Downloaded lsp_msg_internal v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 198b4bd7e3db512f02e8d9cabebf8809822390752c44d8ac5abc2da2dc9b9fc9
[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" "198b4bd7e3db512f02e8d9cabebf8809822390752c44d8ac5abc2da2dc9b9fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "198b4bd7e3db512f02e8d9cabebf8809822390752c44d8ac5abc2da2dc9b9fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198b4bd7e3db512f02e8d9cabebf8809822390752c44d8ac5abc2da2dc9b9fc9", kill_on_drop: false }`
[INFO] [stdout] 198b4bd7e3db512f02e8d9cabebf8809822390752c44d8ac5abc2da2dc9b9fc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-10-09" "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] 98583a9862c92e1438010f1851aeb1867c8f7b34c36af7d3e8a2b394fa746a71
[INFO] running `Command { std: "docker" "start" "-a" "98583a9862c92e1438010f1851aeb1867c8f7b34c36af7d3e8a2b394fa746a71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling rustfmt v0.10.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling syntex_pos v0.59.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling syntex_errors v0.59.1
[INFO] [stderr]    Compiling syntex_syntax v0.59.1
[INFO] [stderr]    Compiling spec v0.2.0
[INFO] [stderr]  Documenting lsp_msg_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "98583a9862c92e1438010f1851aeb1867c8f7b34c36af7d3e8a2b394fa746a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98583a9862c92e1438010f1851aeb1867c8f7b34c36af7d3e8a2b394fa746a71", kill_on_drop: false }`
[INFO] [stdout] 98583a9862c92e1438010f1851aeb1867c8f7b34c36af7d3e8a2b394fa746a71
