[INFO] cloning repository https://github.com/anandMohanan/chat_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anandMohanan/chat_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FanandMohanan%2Fchat_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FanandMohanan%2Fchat_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7be242ca77407722cbe8a1607139c4b002d36c5d
[INFO] checking anandMohanan/chat_server against try#968132eea59f391345204bb5e88f1174bb253e45 for pr-92285
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FanandMohanan%2Fchat_server" "/workspace/builds/worker-66/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anandMohanan/chat_server on toolchain 968132eea59f391345204bb5e88f1174bb253e45
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+968132eea59f391345204bb5e88f1174bb253e45" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anandMohanan/chat_server
[INFO] finished tweaking git repo https://github.com/anandMohanan/chat_server
[INFO] tweaked toml for git repo https://github.com/anandMohanan/chat_server written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate git repo https://github.com/anandMohanan/chat_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+968132eea59f391345204bb5e88f1174bb253e45" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+968132eea59f391345204bb5e88f1174bb253e45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e0a0dc0688e4359845e65eeeaeb952a938bf9f288d23318696d9a265b4418a
[INFO] running `Command { std: "docker" "start" "-a" "89e0a0dc0688e4359845e65eeeaeb952a938bf9f288d23318696d9a265b4418a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e0a0dc0688e4359845e65eeeaeb952a938bf9f288d23318696d9a265b4418a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e0a0dc0688e4359845e65eeeaeb952a938bf9f288d23318696d9a265b4418a", kill_on_drop: false }`
[INFO] [stdout] 89e0a0dc0688e4359845e65eeeaeb952a938bf9f288d23318696d9a265b4418a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+968132eea59f391345204bb5e88f1174bb253e45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b45df225802dcd90eb32e61a812c856c192478b31678247ff45f9dd5f22a27d
[INFO] running `Command { std: "docker" "start" "-a" "5b45df225802dcd90eb32e61a812c856c192478b31678247ff45f9dd5f22a27d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling tokio-macros v1.5.1
[INFO] [stderr]     Checking chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `Command { std: "docker" "inspect" "5b45df225802dcd90eb32e61a812c856c192478b31678247ff45f9dd5f22a27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b45df225802dcd90eb32e61a812c856c192478b31678247ff45f9dd5f22a27d", kill_on_drop: false }`
[INFO] [stdout] 5b45df225802dcd90eb32e61a812c856c192478b31678247ff45f9dd5f22a27d