[INFO] cloning repository https://github.com/e-mo/rustls_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/e-mo/rustls_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-mo%2Frustls_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-mo%2Frustls_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86ae17e87b29b966b8f967f74490ec0a38fcd4c0
[INFO] checking e-mo/rustls_server against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fe-mo%2Frustls_server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/e-mo/rustls_server on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/e-mo/rustls_server
[INFO] finished tweaking git repo https://github.com/e-mo/rustls_server
[INFO] tweaked toml for git repo https://github.com/e-mo/rustls_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/e-mo/rustls_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" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba27933d41e08920fee56e06e3c5eac1afe3b0d6d577c41b6c1d2b8ffab0a2e
[INFO] running `Command { std: "docker" "start" "-a" "cba27933d41e08920fee56e06e3c5eac1afe3b0d6d577c41b6c1d2b8ffab0a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba27933d41e08920fee56e06e3c5eac1afe3b0d6d577c41b6c1d2b8ffab0a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba27933d41e08920fee56e06e3c5eac1afe3b0d6d577c41b6c1d2b8ffab0a2e", kill_on_drop: false }`
[INFO] [stdout] cba27933d41e08920fee56e06e3c5eac1afe3b0d6d577c41b6c1d2b8ffab0a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aca92f8b0970c6eb05ed580c0ca4c282abf09e9c43828908958dc89b2f5d4a37
[INFO] running `Command { std: "docker" "start" "-a" "aca92f8b0970c6eb05ed580c0ca4c282abf09e9c43828908958dc89b2f5d4a37", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking tls_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> src/main.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufReader, Read, Write};
[INFO] [stdout]   |                          ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpStream`
[INFO] [stdout]   --> src/main.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mio::{self, net::{TcpListener, TcpStream}};
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> src/main.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{BufReader, Read, Write};
[INFO] [stdout]   |                          ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpStream`
[INFO] [stdout]   --> src/main.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 | use mio::{self, net::{TcpListener, TcpStream}};
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connections`, `next_id`, and `tls_config` are never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct ConnectionServer {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 18 |     listener: TcpListener,
[INFO] [stdout] 19 |     connections: HashMap<mio::Token, OpenConnection>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     next_id: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     tls_config: Arc<rustls::ServerConfig>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `connections`, `next_id`, and `tls_config` are never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct ConnectionServer {
[INFO] [stdout]    |        ---------------- fields in this struct
[INFO] [stdout] 18 |     listener: TcpListener,
[INFO] [stdout] 19 |     connections: HashMap<mio::Token, OpenConnection>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 20 |     next_id: usize,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     tls_config: Arc<rustls::ServerConfig>,
[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 6.85s
[INFO] running `Command { std: "docker" "inspect" "aca92f8b0970c6eb05ed580c0ca4c282abf09e9c43828908958dc89b2f5d4a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca92f8b0970c6eb05ed580c0ca4c282abf09e9c43828908958dc89b2f5d4a37", kill_on_drop: false }`
[INFO] [stdout] aca92f8b0970c6eb05ed580c0ca4c282abf09e9c43828908958dc89b2f5d4a37