[INFO] cloning repository https://github.com/cssivision/shadowsocks-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cssivision/shadowsocks-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fshadowsocks-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fshadowsocks-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd74ed6587edbaf954c222a7ab8cb786b4f006b3
[INFO] documenting cssivision/shadowsocks-rs against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcssivision%2Fshadowsocks-rs" "/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/cssivision/shadowsocks-rs on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cssivision/shadowsocks-rs
[INFO] finished tweaking git repo https://github.com/cssivision/shadowsocks-rs
[INFO] tweaked toml for git repo https://github.com/cssivision/shadowsocks-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cssivision/shadowsocks-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polling v0.1.5
[INFO] [stderr]   Downloaded pin-project-internal v0.4.16
[INFO] [stderr]   Downloaded metadeps v1.1.2
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded pin-project v0.4.16
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded itertools v0.9.0
[INFO] [stderr]   Downloaded c-ares-resolver v7.1.2
[INFO] [stderr]   Downloaded awak v0.1.5
[INFO] [stderr]   Downloaded c-types v2.0.2
[INFO] [stderr]   Downloaded pin-project-lite v0.1.5
[INFO] [stderr]   Downloaded c-ares-sys v5.0.0
[INFO] [stderr]   Downloaded c-ares v7.2.0
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded quote v1.0.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.56
[INFO] [stderr]   Downloaded cc v1.0.53
[INFO] [stderr]   Downloaded syn v1.0.22
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded md5 v0.3.8
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 266b5d5001da0b887394b4fe8e2096feb6233fcce1db056e1a315ffd38cdfaf5
[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" "266b5d5001da0b887394b4fe8e2096feb6233fcce1db056e1a315ffd38cdfaf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "266b5d5001da0b887394b4fe8e2096feb6233fcce1db056e1a315ffd38cdfaf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266b5d5001da0b887394b4fe8e2096feb6233fcce1db056e1a315ffd38cdfaf5", kill_on_drop: false }`
[INFO] [stdout] 266b5d5001da0b887394b4fe8e2096feb6233fcce1db056e1a315ffd38cdfaf5
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd24fd96f04e00a5660c93992234775e1f751eec8fd838edaed3627931083103
[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" "cd24fd96f04e00a5660c93992234775e1f751eec8fd838edaed3627931083103", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling cc v1.0.53
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking c-types v2.0.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling c-ares-sys v5.0.0
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking c-ares v7.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking awak v0.1.5
[INFO] [stderr]     Checking c-ares-resolver v7.1.2
[INFO] [stderr]     Checking shadowsocks-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting shadowsocks-rs v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "cd24fd96f04e00a5660c93992234775e1f751eec8fd838edaed3627931083103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd24fd96f04e00a5660c93992234775e1f751eec8fd838edaed3627931083103", kill_on_drop: false }`
[INFO] [stdout] cd24fd96f04e00a5660c93992234775e1f751eec8fd838edaed3627931083103