[INFO] cloning repository https://github.com/Stratus51/tokio_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stratus51/tokio_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Ftokio_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Ftokio_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3b2ba676c3a8e45ac507f2e6ffe31c22eff9ae7
[INFO] checking Stratus51/tokio_examples against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Ftokio_examples" "/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/Stratus51/tokio_examples on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stratus51/tokio_examples
[INFO] finished tweaking git repo https://github.com/Stratus51/tokio_examples
[INFO] tweaked toml for git repo https://github.com/Stratus51/tokio_examples written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Stratus51/tokio_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.1.24
[INFO] [stderr]   Downloaded bincode v1.0.1
[INFO] [stderr]   Downloaded syn v0.15.15
[INFO] [stderr]   Downloaded serde v1.0.79
[INFO] [stderr]   Downloaded tokio-io v0.1.9
[INFO] [stderr]   Downloaded tokio-fs v0.1.3
[INFO] [stderr]   Downloaded tokio-uds v0.2.2
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.7
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd84992b215c10989116f006de5846b06d11fafa92a67a4ad757c260b1a1ff43
[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" "bd84992b215c10989116f006de5846b06d11fafa92a67a4ad757c260b1a1ff43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd84992b215c10989116f006de5846b06d11fafa92a67a4ad757c260b1a1ff43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd84992b215c10989116f006de5846b06d11fafa92a67a4ad757c260b1a1ff43", kill_on_drop: false }`
[INFO] [stdout] bd84992b215c10989116f006de5846b06d11fafa92a67a4ad757c260b1a1ff43
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 933117effab78bbb14c45957479dea58ef0efe504cb4d9ed6f4aea040cd53d4b
[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" "933117effab78bbb14c45957479dea58ef0efe504cb4d9ed6f4aea040cd53d4b", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking bytes v0.4.10
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking lock_api v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling syn v0.15.15
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]     Checking tokio-current-thread v0.1.3
[INFO] [stderr]     Checking tokio-timer v0.2.7
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.2
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking tokio-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/custom/base_chat_server.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-examples`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't read src/custom/base_chat_server.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "933117effab78bbb14c45957479dea58ef0efe504cb4d9ed6f4aea040cd53d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933117effab78bbb14c45957479dea58ef0efe504cb4d9ed6f4aea040cd53d4b", kill_on_drop: false }`
[INFO] [stdout] 933117effab78bbb14c45957479dea58ef0efe504cb4d9ed6f4aea040cd53d4b