[INFO] cloning repository https://github.com/xutianyi1999/t-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xutianyi1999/t-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxutianyi1999%2Ft-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxutianyi1999%2Ft-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1382990709dae90710726d9ded5d83f0ccbe9f61
[INFO] documenting xutianyi1999/t-proxy 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%2Fxutianyi1999%2Ft-proxy" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xutianyi1999/t-proxy 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/xutianyi1999/t-proxy
[INFO] finished tweaking git repo https://github.com/xutianyi1999/t-proxy
[INFO] tweaked toml for git repo https://github.com/xutianyi1999/t-proxy written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/xutianyi1999/t-proxy 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-hash-map v0.5.3
[INFO] [stderr]   Downloaded tokio v0.2.21
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded cloudabi v0.1.0
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded parking_lot v0.11.0
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded rand_chacha v0.1.1
[INFO] [stderr]   Downloaded const-random v0.1.8
[INFO] [stderr]   Downloaded async-trait v0.1.39
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded rustc-serialize v0.3.24
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.13
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.18
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded generator v0.6.21
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded serde_json v1.0.57
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded flate2 v1.0.17
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded ahash v0.3.8
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
[INFO] [stderr]   Downloaded rand_pcg v0.1.2
[INFO] [stderr]   Downloaded parking_lot_core v0.8.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded bytes v0.5.5
[INFO] [stderr]   Downloaded wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded rand_hc v0.1.0
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded nanoid v0.3.0
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded lock_api v0.4.1
[INFO] [stderr]   Downloaded miniz_oxide v0.4.1
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded loom v0.3.4
[INFO] [stderr]   Downloaded const-random-macro v0.1.8
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded cc v1.0.57
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.0
[INFO] [stderr]   Downloaded autocfg v1.0.1
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded adler v0.2.3
[INFO] [stderr]   Downloaded instant v0.1.6
[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b90c919245e348315d0c06cde4aaea4264e661480ea6037fcf232699b91a87db
[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" "b90c919245e348315d0c06cde4aaea4264e661480ea6037fcf232699b91a87db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b90c919245e348315d0c06cde4aaea4264e661480ea6037fcf232699b91a87db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90c919245e348315d0c06cde4aaea4264e661480ea6037fcf232699b91a87db", kill_on_drop: false }`
[INFO] [stdout] b90c919245e348315d0c06cde4aaea4264e661480ea6037fcf232699b91a87db
[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-2020-08-29" "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] 7725a0da349cb1a79a8758ff06fa1848a66ee8def649cefb9286d96b5183d928
[INFO] running `Command { std: "docker" "start" "-a" "7725a0da349cb1a79a8758ff06fa1848a66ee8def649cefb9286d96b5183d928", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling async-trait v0.1.39
[INFO] [stderr]     Checking nanoid v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]  Documenting rs-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.70s
[INFO] running `Command { std: "docker" "inspect" "7725a0da349cb1a79a8758ff06fa1848a66ee8def649cefb9286d96b5183d928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7725a0da349cb1a79a8758ff06fa1848a66ee8def649cefb9286d96b5183d928", kill_on_drop: false }`
[INFO] [stdout] 7725a0da349cb1a79a8758ff06fa1848a66ee8def649cefb9286d96b5183d928