[INFO] cloning repository https://github.com/panicbit/zrsg_async_chat_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/panicbit/zrsg_async_chat_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39d0acb40e8dd8fb8f6fd6373b8ca088c795d361
[INFO] checking panicbit/zrsg_async_chat_demo against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/panicbit/zrsg_async_chat_demo on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo
[INFO] finished tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo
[INFO] tweaked toml for git repo https://github.com/panicbit/zrsg_async_chat_demo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/panicbit/zrsg_async_chat_demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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 net2 v0.2.30
[INFO] [stderr]   Downloaded futures-cpupool v0.1.5
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.28
[INFO] [stderr]   Downloaded bytes v0.4.4
[INFO] [stderr]   Downloaded mime v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", 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] 9ba71392dfc5c99a35ca20fdbe6851d29026e6bbbe9f2c87b6e3616fccd4e631
[INFO] running `Command { std: "docker" "start" "-a" "9ba71392dfc5c99a35ca20fdbe6851d29026e6bbbe9f2c87b6e3616fccd4e631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ba71392dfc5c99a35ca20fdbe6851d29026e6bbbe9f2c87b6e3616fccd4e631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba71392dfc5c99a35ca20fdbe6851d29026e6bbbe9f2c87b6e3616fccd4e631", kill_on_drop: false }`
[INFO] [stdout] 9ba71392dfc5c99a35ca20fdbe6851d29026e6bbbe9f2c87b6e3616fccd4e631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74ac3c5700559877ad0c99fa0ca645f0b17ce50457cf50132681d01580f4d610
[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" "74ac3c5700559877ad0c99fa0ca645f0b17ce50457cf50132681d01580f4d610", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking net2 v0.2.30
[INFO] [stderr]     Checking mime v0.3.2
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking tokio-core v0.1.9
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.2
[INFO] [stderr]     Checking tokio_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/main.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     ::std::thread::sleep_ms(10_000);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/main.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     ::std::thread::sleep_ms(10_000);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.19s
[INFO] running `Command { std: "docker" "inspect" "74ac3c5700559877ad0c99fa0ca645f0b17ce50457cf50132681d01580f4d610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ac3c5700559877ad0c99fa0ca645f0b17ce50457cf50132681d01580f4d610", kill_on_drop: false }`
[INFO] [stdout] 74ac3c5700559877ad0c99fa0ca645f0b17ce50457cf50132681d01580f4d610