[INFO] updating cached repository https://github.com/tkondrashov/chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb24f55f3da6d7a81394e29347bd6a2a25ac8d91
[INFO] documenting tkondrashov/chat against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkondrashov%2Fchat" "/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/tkondrashov/chat on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkondrashov/chat
[INFO] finished tweaking git repo https://github.com/tkondrashov/chat
[INFO] tweaked toml for git repo https://github.com/tkondrashov/chat written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tkondrashov/chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da67b4636be9c8613e034570ab03b08347ed877d349faf15fd2c7bff9eb2b78f
[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" "da67b4636be9c8613e034570ab03b08347ed877d349faf15fd2c7bff9eb2b78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da67b4636be9c8613e034570ab03b08347ed877d349faf15fd2c7bff9eb2b78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da67b4636be9c8613e034570ab03b08347ed877d349faf15fd2c7bff9eb2b78f", kill_on_drop: false }`
[INFO] [stdout] da67b4636be9c8613e034570ab03b08347ed877d349faf15fd2c7bff9eb2b78f
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcb1d0d86c78349df6e3416373b9b0b55a6b35178109cd57a8c5bfb1ea12f9fd
[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" "bcb1d0d86c78349df6e3416373b9b0b55a6b35178109cd57a8c5bfb1ea12f9fd", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking workerpool v1.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]  Documenting rust-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `Command { std: "docker" "inspect" "bcb1d0d86c78349df6e3416373b9b0b55a6b35178109cd57a8c5bfb1ea12f9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb1d0d86c78349df6e3416373b9b0b55a6b35178109cd57a8c5bfb1ea12f9fd", kill_on_drop: false }`
[INFO] [stdout] bcb1d0d86c78349df6e3416373b9b0b55a6b35178109cd57a8c5bfb1ea12f9fd