[INFO] cloning repository https://github.com/nikhita/rust-chat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikhita/rust-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhita%2Frust-chat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhita%2Frust-chat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46cb49a110ede032ec772f5aff1a1b97a1928728
[INFO] testing nikhita/rust-chat against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikhita%2Frust-chat" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikhita/rust-chat on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikhita/rust-chat
[INFO] finished tweaking git repo https://github.com/nikhita/rust-chat
[INFO] tweaked toml for git repo https://github.com/nikhita/rust-chat written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/nikhita/rust-chat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/carllerche/mio`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a52ab3d47dc6fd681e8d70046f408de14f1721e6528ec762d66e0d789dde171a
[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" "a52ab3d47dc6fd681e8d70046f408de14f1721e6528ec762d66e0d789dde171a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a52ab3d47dc6fd681e8d70046f408de14f1721e6528ec762d66e0d789dde171a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a52ab3d47dc6fd681e8d70046f408de14f1721e6528ec762d66e0d789dde171a", kill_on_drop: false }`
[INFO] [stdout] a52ab3d47dc6fd681e8d70046f408de14f1721e6528ec762d66e0d789dde171a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--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] cc34aca4ad7b407a0430eb671a7eaa7e2057b61d3ba3916205c21d18b08bd2aa
[INFO] running `Command { std: "docker" "start" "-a" "cc34aca4ad7b407a0430eb671a7eaa7e2057b61d3ba3916205c21d18b08bd2aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling mio v0.6.4 (https://github.com/carllerche/mio#c4cabda6)
[INFO] [stderr]    Compiling rust-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "cc34aca4ad7b407a0430eb671a7eaa7e2057b61d3ba3916205c21d18b08bd2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc34aca4ad7b407a0430eb671a7eaa7e2057b61d3ba3916205c21d18b08bd2aa", kill_on_drop: false }`
[INFO] [stdout] cc34aca4ad7b407a0430eb671a7eaa7e2057b61d3ba3916205c21d18b08bd2aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--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] 503706471e753aa49c52b452b5a4d6b7e4f87835547a9c0d26775218cf3702c9
[INFO] running `Command { std: "docker" "start" "-a" "503706471e753aa49c52b452b5a4d6b7e4f87835547a9c0d26775218cf3702c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "503706471e753aa49c52b452b5a4d6b7e4f87835547a9c0d26775218cf3702c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503706471e753aa49c52b452b5a4d6b7e4f87835547a9c0d26775218cf3702c9", kill_on_drop: false }`
[INFO] [stdout] 503706471e753aa49c52b452b5a4d6b7e4f87835547a9c0d26775218cf3702c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75b45a9673d0dce3311b46fce4a7661a32126ee37197aaf43bb8bd1ed15ae4b2
[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" "75b45a9673d0dce3311b46fce4a7661a32126ee37197aaf43bb8bd1ed15ae4b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_chat-51c4d43d8138e68e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75b45a9673d0dce3311b46fce4a7661a32126ee37197aaf43bb8bd1ed15ae4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b45a9673d0dce3311b46fce4a7661a32126ee37197aaf43bb8bd1ed15ae4b2", kill_on_drop: false }`
[INFO] [stdout] 75b45a9673d0dce3311b46fce4a7661a32126ee37197aaf43bb8bd1ed15ae4b2