[INFO] cloning repository https://github.com/isaacthefallenapple/wordle-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/isaacthefallenapple/wordle-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Fwordle-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Fwordle-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 731553c591b70fca2c88e0cad90bc6d733c9ad36
[INFO] checking isaacthefallenapple/wordle-rust against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fisaacthefallenapple%2Fwordle-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/isaacthefallenapple/wordle-rust
[INFO] finished tweaking git repo https://github.com/isaacthefallenapple/wordle-rust
[INFO] tweaked toml for git repo https://github.com/isaacthefallenapple/wordle-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/isaacthefallenapple/wordle-rust on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/isaacthefallenapple/wordle-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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 670b9a684cb44345e8677661cdd6f14d289907e13a1860c750a1b80b247d135a
[INFO] running `Command { std: "docker" "start" "-a" "670b9a684cb44345e8677661cdd6f14d289907e13a1860c750a1b80b247d135a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "670b9a684cb44345e8677661cdd6f14d289907e13a1860c750a1b80b247d135a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670b9a684cb44345e8677661cdd6f14d289907e13a1860c750a1b80b247d135a", kill_on_drop: false }`
[INFO] [stdout] 670b9a684cb44345e8677661cdd6f14d289907e13a1860c750a1b80b247d135a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88a829f68afdf28a8789ee924bcfcdfd6faa74deb5f693e7d5a22e05b5925a5e
[INFO] running `Command { std: "docker" "start" "-a" "88a829f68afdf28a8789ee924bcfcdfd6faa74deb5f693e7d5a22e05b5925a5e", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking words v0.1.0 (/opt/rustwide/workdir/words)
[INFO] [stderr]     Checking wordle v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Checking api v0.1.0 (/opt/rustwide/workdir/api)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> words/benches/lookup.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `words` (bench "lookup") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `Stats` is never constructed
[INFO] [stdout]   --> cli/src/stats.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Stats {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `record_win`, `record_loss`, `serialize`, and `deserialize` are never used
[INFO] [stdout]   --> cli/src/stats.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Stats {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 16 |     pub fn record_win(&mut self, round: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn record_loss(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn serialize(&self, mut w: impl Write) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn deserialize(mut r: impl Read) -> Result<Self, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `record_win`, `record_loss`, and `serialize` are never used
[INFO] [stdout]   --> cli/src/stats.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Stats {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 16 |     pub fn record_win(&mut self, round: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn record_loss(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn serialize(&self, mut w: impl Write) -> 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] running `Command { std: "docker" "inspect" "88a829f68afdf28a8789ee924bcfcdfd6faa74deb5f693e7d5a22e05b5925a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a829f68afdf28a8789ee924bcfcdfd6faa74deb5f693e7d5a22e05b5925a5e", kill_on_drop: false }`
[INFO] [stdout] 88a829f68afdf28a8789ee924bcfcdfd6faa74deb5f693e7d5a22e05b5925a5e
