[INFO] cloning repository https://github.com/j0rGeT/beacon_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j0rGeT/beacon_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0rGeT%2Fbeacon_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0rGeT%2Fbeacon_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e99ff4a6ef29e5c17da18c7f4042fc6a7584f84
[INFO] checking j0rGeT/beacon_rust against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj0rGeT%2Fbeacon_rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/j0rGeT/beacon_rust
[INFO] finished tweaking git repo https://github.com/j0rGeT/beacon_rust
[INFO] tweaked toml for git repo https://github.com/j0rGeT/beacon_rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/j0rGeT/beacon_rust on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/j0rGeT/beacon_rust 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded screenshot-rs v0.1.5
[INFO] [stderr]   Downloaded url v2.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bc36b67d27ec5b3c98c2997fce9fdca3d77cec67f8d9ba003d6481e157ca23b
[INFO] running `Command { std: "docker" "start" "-a" "4bc36b67d27ec5b3c98c2997fce9fdca3d77cec67f8d9ba003d6481e157ca23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bc36b67d27ec5b3c98c2997fce9fdca3d77cec67f8d9ba003d6481e157ca23b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc36b67d27ec5b3c98c2997fce9fdca3d77cec67f8d9ba003d6481e157ca23b", kill_on_drop: false }`
[INFO] [stdout] 4bc36b67d27ec5b3c98c2997fce9fdca3d77cec67f8d9ba003d6481e157ca23b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfaee846d685e8168270f7cc13cbed75026be701e958cfa56be265ce5a0b020d
[INFO] running `Command { std: "docker" "start" "-a" "bfaee846d685e8168270f7cc13cbed75026be701e958cfa56be265ce5a0b020d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
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[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/test.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     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: method `send_result` is never used
[INFO] [stdout]   --> src/communication.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Communicator {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub async fn send_result(&self, result: &CommandResult) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandResult` is never constructed
[INFO] [stdout]   --> src/communication.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct CommandResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_result` is never used
[INFO] [stdout]   --> src/communication.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Communicator {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub async fn send_result(&self, result: &CommandResult) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandResult` is never constructed
[INFO] [stdout]   --> src/communication.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct CommandResult {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.49s
[INFO] running `Command { std: "docker" "inspect" "bfaee846d685e8168270f7cc13cbed75026be701e958cfa56be265ce5a0b020d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaee846d685e8168270f7cc13cbed75026be701e958cfa56be265ce5a0b020d", kill_on_drop: false }`
[INFO] [stdout] bfaee846d685e8168270f7cc13cbed75026be701e958cfa56be265ce5a0b020d