[INFO] cloning repository https://github.com/pykulytsky/redis-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pykulytsky/redis-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykulytsky%2Fredis-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykulytsky%2Fredis-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd53ea695aab88f36bdd36baa511db8c815c6237
[INFO] checking pykulytsky/redis-challenge against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpykulytsky%2Fredis-challenge" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pykulytsky/redis-challenge
[INFO] finished tweaking git repo https://github.com/pykulytsky/redis-challenge
[INFO] tweaked toml for git repo https://github.com/pykulytsky/redis-challenge written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pykulytsky/redis-challenge on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pykulytsky/redis-challenge 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62b3e5bf24014206714ec8baa4cd2075c40a45bbe3ef717a35a934b6781d8de6
[INFO] running `Command { std: "docker" "start" "-a" "62b3e5bf24014206714ec8baa4cd2075c40a45bbe3ef717a35a934b6781d8de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b3e5bf24014206714ec8baa4cd2075c40a45bbe3ef717a35a934b6781d8de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b3e5bf24014206714ec8baa4cd2075c40a45bbe3ef717a35a934b6781d8de6", kill_on_drop: false }`
[INFO] [stdout] 62b3e5bf24014206714ec8baa4cd2075c40a45bbe3ef717a35a934b6781d8de6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df3f512d04ed660a8b93c2d6c012f95ec9a5a31e1951613e81eb9119e07d288c
[INFO] running `Command { std: "docker" "start" "-a" "df3f512d04ed660a8b93c2d6c012f95ec9a5a31e1951613e81eb9119e07d288c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.69
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]     Checking clap_lex v0.7.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking clap_builder v4.5.21
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking clap v4.5.21
[INFO] [stderr]     Checking redis-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/connection.rs:372:28
[INFO] [stdout]     |
[INFO] [stdout] 372 |             Command::XRead(key, streams, ids) => {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/connection.rs:372:28
[INFO] [stdout]     |
[INFO] [stdout] 372 |             Command::XRead(key, streams, ids) => {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/rdb.rs:136:32
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 let mut path = PathBuf::from_str(dir).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Ipv4Addr, Infallible>
[INFO] [stdout]   --> src/server.rs:39:41
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let address = SocketAddrV4::new([127, 0, 0, 1].try_into().unwrap(), config.port);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/rdb.rs:136:32
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 let mut path = PathBuf::from_str(dir).unwrap();
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Ipv4Addr, Infallible>
[INFO] [stdout]   --> src/server.rs:39:41
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let address = SocketAddrV4::new([127, 0, 0, 1].try_into().unwrap(), config.port);
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis-starter-rust` (bin "redis-starter-rust") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `redis-starter-rust` (bin "redis-starter-rust" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "df3f512d04ed660a8b93c2d6c012f95ec9a5a31e1951613e81eb9119e07d288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3f512d04ed660a8b93c2d6c012f95ec9a5a31e1951613e81eb9119e07d288c", kill_on_drop: false }`
[INFO] [stdout] df3f512d04ed660a8b93c2d6c012f95ec9a5a31e1951613e81eb9119e07d288c