[INFO] cloning repository https://github.com/nemolian/rsmtuproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nemolian/rsmtuproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnemolian%2Frsmtuproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnemolian%2Frsmtuproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87a4539b9d22939e3e6cb1992905ed201f37469f
[INFO] documenting nemolian/rsmtuproxy 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%2Fnemolian%2Frsmtuproxy" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nemolian/rsmtuproxy 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/nemolian/rsmtuproxy
[INFO] finished tweaking git repo https://github.com/nemolian/rsmtuproxy
[INFO] tweaked toml for git repo https://github.com/nemolian/rsmtuproxy written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/nemolian/rsmtuproxy 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] ef0f4c942103c570556c8ff2a35ea1b457b6f138b46491b66c083a1aacbae6bb
[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" "ef0f4c942103c570556c8ff2a35ea1b457b6f138b46491b66c083a1aacbae6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0f4c942103c570556c8ff2a35ea1b457b6f138b46491b66c083a1aacbae6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0f4c942103c570556c8ff2a35ea1b457b6f138b46491b66c083a1aacbae6bb", kill_on_drop: false }`
[INFO] [stdout] ef0f4c942103c570556c8ff2a35ea1b457b6f138b46491b66c083a1aacbae6bb
[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] [stdout] 287a77d3ee3ef62910c301871fba131bc5a8f4c74d979ed1111a47b6b4ddaa7e
[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" "287a77d3ee3ef62910c301871fba131bc5a8f4c74d979ed1111a47b6b4ddaa7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling event-listener v2.2.1
[INFO] [stderr]    Compiling parking v1.0.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]    Compiling openssl-src v111.10.2+1.1.1g
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling concurrent-queue v1.1.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling async-channel v1.1.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling futures-lite v0.1.9
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]    Compiling cached_proc_macro v0.2.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking cached v0.17.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]  Documenting rsmtuproxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 20s
[INFO] running `Command { std: "docker" "inspect" "287a77d3ee3ef62910c301871fba131bc5a8f4c74d979ed1111a47b6b4ddaa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287a77d3ee3ef62910c301871fba131bc5a8f4c74d979ed1111a47b6b4ddaa7e", kill_on_drop: false }`
[INFO] [stdout] 287a77d3ee3ef62910c301871fba131bc5a8f4c74d979ed1111a47b6b4ddaa7e