[INFO] cloning repository https://github.com/jennier0107/rust_web_with_tcp_server_bilibili
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jennier0107/rust_web_with_tcp_server_bilibili" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennier0107%2Frust_web_with_tcp_server_bilibili", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennier0107%2Frust_web_with_tcp_server_bilibili'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 212a78c2fa32e9bb06bd69c9d016278b58308bad
[INFO] checking jennier0107/rust_web_with_tcp_server_bilibili against try#fc545c6b951a304df08b327c158f92678582f435 for pr-140557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennier0107%2Frust_web_with_tcp_server_bilibili" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili on toolchain fc545c6b951a304df08b327c158f92678582f435
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili
[INFO] finished tweaking git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili
[INFO] tweaked toml for git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili 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" "+fc545c6b951a304df08b327c158f92678582f435" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking jennier0107/rust_web_with_tcp_server_bilibili against try#fc545c6b951a304df08b327c158f92678582f435 for pr-140557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennier0107%2Frust_web_with_tcp_server_bilibili" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili on toolchain fc545c6b951a304df08b327c158f92678582f435
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili
[INFO] finished tweaking git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili
[INFO] tweaked toml for git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jennier0107/rust_web_with_tcp_server_bilibili 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" "+fc545c6b951a304df08b327c158f92678582f435" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee4fac4f6512bf7ff680f1244e96c3a200f33519233d20e14530cbca5951c8c5
[INFO] running `Command { std: "docker" "start" "-a" "ee4fac4f6512bf7ff680f1244e96c3a200f33519233d20e14530cbca5951c8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee4fac4f6512bf7ff680f1244e96c3a200f33519233d20e14530cbca5951c8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4fac4f6512bf7ff680f1244e96c3a200f33519233d20e14530cbca5951c8c5", kill_on_drop: false }`
[INFO] [stdout] ee4fac4f6512bf7ff680f1244e96c3a200f33519233d20e14530cbca5951c8c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+fc545c6b951a304df08b327c158f92678582f435" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d84d36313901baeea276b27bc65bfdc7e5de5b9d34c6f9b39e6c1da6f1359e4d
[INFO] running `Command { std: "docker" "start" "-a" "d84d36313901baeea276b27bc65bfdc7e5de5b9d34c6f9b39e6c1da6f1359e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stderr]     Checking tcs_client v0.1.0 (/opt/rustwide/workdir/tcs_client)
[INFO] [stderr]     Checking tcs_server v0.1.0 (/opt/rustwide/workdir/tcs_server)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]     Checking httpserver v0.1.0 (/opt/rustwide/workdir/httpserver)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> httpserver/src/server.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> Server<'a> {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(addr: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> httpserver/src/server.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl<'a> Server<'a> {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 20 |     pub fn new(addr: &'a str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.56s
[INFO] running `Command { std: "docker" "inspect" "d84d36313901baeea276b27bc65bfdc7e5de5b9d34c6f9b39e6c1da6f1359e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84d36313901baeea276b27bc65bfdc7e5de5b9d34c6f9b39e6c1da6f1359e4d", kill_on_drop: false }`
[INFO] [stdout] d84d36313901baeea276b27bc65bfdc7e5de5b9d34c6f9b39e6c1da6f1359e4d