[INFO] cloning repository https://github.com/ymgyt/async-echo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymgyt/async-echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fasync-echo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fasync-echo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3935ada2161a6e04404cdd5edb062995e9a97a28
[INFO] testing ymgyt/async-echo against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fasync-echo" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ymgyt/async-echo on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ymgyt/async-echo
[INFO] finished tweaking git repo https://github.com/ymgyt/async-echo
[INFO] tweaked toml for git repo https://github.com/ymgyt/async-echo written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ymgyt/async-echo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5cecbdb4a35d550e43107d9ca557ce079fd44f4bc54c8bde23e8239ef32da17
[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" "e5cecbdb4a35d550e43107d9ca557ce079fd44f4bc54c8bde23e8239ef32da17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5cecbdb4a35d550e43107d9ca557ce079fd44f4bc54c8bde23e8239ef32da17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5cecbdb4a35d550e43107d9ca557ce079fd44f4bc54c8bde23e8239ef32da17", kill_on_drop: false }`
[INFO] [stdout] e5cecbdb4a35d550e43107d9ca557ce079fd44f4bc54c8bde23e8239ef32da17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe2b63907f5c4d31d896209481d2226ce18716baebf83bf4fe5a02dc7f7c8e84
[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" "fe2b63907f5c4d31d896209481d2226ce18716baebf83bf4fe5a02dc7f7c8e84", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling sharded-slab v0.0.8
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling tracing-subscriber v0.2.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling async-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "fe2b63907f5c4d31d896209481d2226ce18716baebf83bf4fe5a02dc7f7c8e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe2b63907f5c4d31d896209481d2226ce18716baebf83bf4fe5a02dc7f7c8e84", kill_on_drop: false }`
[INFO] [stdout] fe2b63907f5c4d31d896209481d2226ce18716baebf83bf4fe5a02dc7f7c8e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e651cc9abd161ea164f423db5c750c942e4f861ce17b9461853b55e52ef154a4
[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" "e651cc9abd161ea164f423db5c750c942e4f861ce17b9461853b55e52ef154a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-echo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "e651cc9abd161ea164f423db5c750c942e4f861ce17b9461853b55e52ef154a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e651cc9abd161ea164f423db5c750c942e4f861ce17b9461853b55e52ef154a4", kill_on_drop: false }`
[INFO] [stdout] e651cc9abd161ea164f423db5c750c942e4f861ce17b9461853b55e52ef154a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bef3298a72ac4a47f772de5d9d406a62defd643d1f1fc76f4b25cf4391c7d405
[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" "bef3298a72ac4a47f772de5d9d406a62defd643d1f1fc76f4b25cf4391c7d405", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_echo-90ee538f73c915af
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bef3298a72ac4a47f772de5d9d406a62defd643d1f1fc76f4b25cf4391c7d405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef3298a72ac4a47f772de5d9d406a62defd643d1f1fc76f4b25cf4391c7d405", kill_on_drop: false }`
[INFO] [stdout] bef3298a72ac4a47f772de5d9d406a62defd643d1f1fc76f4b25cf4391c7d405