[INFO] cloning repository https://github.com/nishim3/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/nishim3/chat_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishim3%2Fchat_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishim3%2Fchat_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1593ee36d4d2581ec272eeed08f1b0fb6434b373
[INFO] checking nishim3/chat_server against try#e90f1ff63e694965281f833819a486da29772bdf for pr-146167
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishim3%2Fchat_server" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nishim3/chat_server
[INFO] finished tweaking git repo https://github.com/nishim3/chat_server
[INFO] tweaked toml for git repo https://github.com/nishim3/chat_server written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nishim3/chat_server on toolchain e90f1ff63e694965281f833819a486da29772bdf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nishim3/chat_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8696fdfec5835ed2d562b4ab0ebfcf3b5c2c99f48f40bc06aaba5ab3e97fd2fc
[INFO] running `Command { std: "docker" "start" "-a" "8696fdfec5835ed2d562b4ab0ebfcf3b5c2c99f48f40bc06aaba5ab3e97fd2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8696fdfec5835ed2d562b4ab0ebfcf3b5c2c99f48f40bc06aaba5ab3e97fd2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8696fdfec5835ed2d562b4ab0ebfcf3b5c2c99f48f40bc06aaba5ab3e97fd2fc", kill_on_drop: false }`
[INFO] [stdout] 8696fdfec5835ed2d562b4ab0ebfcf3b5c2c99f48f40bc06aaba5ab3e97fd2fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce328d2a8744d197a074ee1051cc7582f65dd3fc15da1bb80d2ba96fa7d7ec1
[INFO] running `Command { std: "docker" "start" "-a" "bce328d2a8744d197a074ee1051cc7582f65dd3fc15da1bb80d2ba96fa7d7ec1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "bce328d2a8744d197a074ee1051cc7582f65dd3fc15da1bb80d2ba96fa7d7ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce328d2a8744d197a074ee1051cc7582f65dd3fc15da1bb80d2ba96fa7d7ec1", kill_on_drop: false }`
[INFO] [stdout] bce328d2a8744d197a074ee1051cc7582f65dd3fc15da1bb80d2ba96fa7d7ec1