[INFO] cloning repository https://github.com/BimantoroW/tutorial10-chat-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BimantoroW/tutorial10-chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBimantoroW%2Ftutorial10-chat-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBimantoroW%2Ftutorial10-chat-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3ab9dcd05b2cf58c66e6953c47b4d8329733cc4
[INFO] checking BimantoroW/tutorial10-chat-app/e3ab9dcd05b2cf58c66e6953c47b4d8329733cc4 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBimantoroW%2Ftutorial10-chat-app" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BimantoroW/tutorial10-chat-app on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BimantoroW/tutorial10-chat-app
[INFO] finished tweaking git repo https://github.com/BimantoroW/tutorial10-chat-app
[INFO] tweaked toml for git repo https://github.com/BimantoroW/tutorial10-chat-app written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BimantoroW/tutorial10-chat-app 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-websockets v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f8a6e75870b8b8de0b8e1bddf7a91676c26d258de58f12469e887dc3bed6cea
[INFO] running `Command { std: "docker" "start" "-a" "9f8a6e75870b8b8de0b8e1bddf7a91676c26d258de58f12469e887dc3bed6cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f8a6e75870b8b8de0b8e1bddf7a91676c26d258de58f12469e887dc3bed6cea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8a6e75870b8b8de0b8e1bddf7a91676c26d258de58f12469e887dc3bed6cea", kill_on_drop: false }`
[INFO] [stdout] 9f8a6e75870b8b8de0b8e1bddf7a91676c26d258de58f12469e887dc3bed6cea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c8edbf42c4399b419c42c4f2085b66da441531a5fe0ecb8c0f86187be22c0e
[INFO] running `Command { std: "docker" "start" "-a" "b6c8edbf42c4399b419c42c4f2085b66da441531a5fe0ecb8c0f86187be22c0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking tokio-websockets v0.8.2
[INFO] [stderr]     Checking chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.56s
[INFO] running `Command { std: "docker" "inspect" "b6c8edbf42c4399b419c42c4f2085b66da441531a5fe0ecb8c0f86187be22c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c8edbf42c4399b419c42c4f2085b66da441531a5fe0ecb8c0f86187be22c0e", kill_on_drop: false }`
[INFO] [stdout] b6c8edbf42c4399b419c42c4f2085b66da441531a5fe0ecb8c0f86187be22c0e