[INFO] cloning repository https://github.com/dust-zed/my_tiny_http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dust-zed/my_tiny_http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdust-zed%2Fmy_tiny_http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdust-zed%2Fmy_tiny_http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72995731607466e5ffb27fe27e09a037d95f40bd
[INFO] checking dust-zed/my_tiny_http against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdust-zed%2Fmy_tiny_http" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dust-zed/my_tiny_http
[INFO] finished tweaking git repo https://github.com/dust-zed/my_tiny_http
[INFO] tweaked toml for git repo https://github.com/dust-zed/my_tiny_http written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dust-zed/my_tiny_http on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dust-zed/my_tiny_http 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking dust-zed/my_tiny_http against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdust-zed%2Fmy_tiny_http" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dust-zed/my_tiny_http
[INFO] finished tweaking git repo https://github.com/dust-zed/my_tiny_http
[INFO] tweaked toml for git repo https://github.com/dust-zed/my_tiny_http written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dust-zed/my_tiny_http on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dust-zed/my_tiny_http 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4728b9bce07b49b2977751adb92d7d29b3f8a8fb709c802bedd96648132648a9
[INFO] running `Command { std: "docker" "start" "-a" "4728b9bce07b49b2977751adb92d7d29b3f8a8fb709c802bedd96648132648a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4728b9bce07b49b2977751adb92d7d29b3f8a8fb709c802bedd96648132648a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4728b9bce07b49b2977751adb92d7d29b3f8a8fb709c802bedd96648132648a9", kill_on_drop: false }`
[INFO] [stdout] 4728b9bce07b49b2977751adb92d7d29b3f8a8fb709c802bedd96648132648a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5534430303bccfde2b5640834a592b3054c858683b4d0b0583dc9b62ceff55cb
[INFO] running `Command { std: "docker" "start" "-a" "5534430303bccfde2b5640834a592b3054c858683b4d0b0583dc9b62ceff55cb", kill_on_drop: false }`
[INFO] [stderr]     Checking my_tiny_http v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `close`, `messages`, and `listeninng_port` are never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Server {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     close: Arc<AtomicBool>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     messages: Arc<MessageQueue<Message>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     listeninng_port: ListenAddr
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Error(IoError),
[INFO] [stdout]    |     ----- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Error(IoError),
[INFO] [stdout] 27 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NewRequest` is never constructed
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Message {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 27 |     Error(IoError),
[INFO] [stdout] 28 |     NewRequest(Request)
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Control` is never used
[INFO] [stdout]  --> src/util/messages_queue.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Control<T> {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `queue` and `condvar` are never read
[INFO] [stdout]   --> src/util/messages_queue.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MessageQueue<T> where T : Send {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 10 |     queue: Mutex<VecDeque<T>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     condvar: Condvar
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IP` is never constructed
[INFO] [stdout]  --> src/connection.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ListenAddr {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 5 |     IP(SocketAddr),
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ListenAddr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `close`, `messages`, and `listeninng_port` are never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Server {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     close: Arc<AtomicBool>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     messages: Arc<MessageQueue<Message>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 |     listeninng_port: ListenAddr
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Error(IoError),
[INFO] [stdout]    |     ----- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 -     Error(IoError),
[INFO] [stdout] 27 +     Error(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NewRequest` is never constructed
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum Message {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 27 |     Error(IoError),
[INFO] [stdout] 28 |     NewRequest(Request)
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Control` is never used
[INFO] [stdout]  --> src/util/messages_queue.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Control<T> {
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `queue` and `condvar` are never read
[INFO] [stdout]   --> src/util/messages_queue.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MessageQueue<T> where T : Send {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 10 |     queue: Mutex<VecDeque<T>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     condvar: Condvar
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IP` is never constructed
[INFO] [stdout]  --> src/connection.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ListenAddr {
[INFO] [stdout]   |          ---------- variant in this enum
[INFO] [stdout] 5 |     IP(SocketAddr),
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ListenAddr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "5534430303bccfde2b5640834a592b3054c858683b4d0b0583dc9b62ceff55cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5534430303bccfde2b5640834a592b3054c858683b4d0b0583dc9b62ceff55cb", kill_on_drop: false }`
[INFO] [stdout] 5534430303bccfde2b5640834a592b3054c858683b4d0b0583dc9b62ceff55cb
