[INFO] cloning repository https://github.com/koralle/wordle-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koralle/wordle-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoralle%2Fwordle-solver-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoralle%2Fwordle-solver-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a6c174da1b19f6b71bf93624d2444a08a0c4c6f
[INFO] testing koralle/wordle-solver-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoralle%2Fwordle-solver-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koralle/wordle-solver-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koralle/wordle-solver-rust
[INFO] finished tweaking git repo https://github.com/koralle/wordle-solver-rust
[INFO] tweaked toml for git repo https://github.com/koralle/wordle-solver-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/koralle/wordle-solver-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 031ad1bfd6684c02a0f5cc845c2d2b093ef946666cf4bd0863838d2f2a56e8d4
[INFO] running `Command { std: "docker" "start" "-a" "031ad1bfd6684c02a0f5cc845c2d2b093ef946666cf4bd0863838d2f2a56e8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "031ad1bfd6684c02a0f5cc845c2d2b093ef946666cf4bd0863838d2f2a56e8d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031ad1bfd6684c02a0f5cc845c2d2b093ef946666cf4bd0863838d2f2a56e8d4", kill_on_drop: false }`
[INFO] [stdout] 031ad1bfd6684c02a0f5cc845c2d2b093ef946666cf4bd0863838d2f2a56e8d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 838fa45c46ecb08a7393aff1c2b07cbccbedf6761e5eb1fcff00f3a721d886ca
[INFO] running `Command { std: "docker" "start" "-a" "838fa45c46ecb08a7393aff1c2b07cbccbedf6761e5eb1fcff00f3a721d886ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling wordle-solver-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ErrorKind`, `Read`, `Write`
[INFO] [stdout]  --> src/main.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read, Write, ErrorKind, BufReader};
[INFO] [stdout]   |                     ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:13:38
[INFO] [stdout]    |
[INFO] [stdout] 13 |             Ok(word) => { res.append(word) },
[INFO] [stdout]    |                                      ^^^^ expected `&mut Vec<String>`, found struct `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut Vec<String>`
[INFO] [stdout]                          found struct `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `match` arms have incompatible types
[INFO] [stdout]   --> src/main.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | /         match item {
[INFO] [stdout] 12 | |             Err(why) => Err(why),
[INFO] [stdout]    | |                         -------- this is found to be of type `Result<_, std::io::Error>`
[INFO] [stdout] 13 | |             Ok(word) => { res.append(word) },
[INFO] [stdout]    | |                           ^^^^^^^^^^^^^^^^ expected enum `Result`, found `()`
[INFO] [stdout] 14 | |         }
[INFO] [stdout]    | |_________- `match` arms have incompatible types
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected type `Result<_, std::io::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wordle-solver-rust` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "838fa45c46ecb08a7393aff1c2b07cbccbedf6761e5eb1fcff00f3a721d886ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838fa45c46ecb08a7393aff1c2b07cbccbedf6761e5eb1fcff00f3a721d886ca", kill_on_drop: false }`
[INFO] [stdout] 838fa45c46ecb08a7393aff1c2b07cbccbedf6761e5eb1fcff00f3a721d886ca