[INFO] cloning repository https://github.com/spion/rust-wordle-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spion/rust-wordle-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspion%2Frust-wordle-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspion%2Frust-wordle-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b00b30be3b022bd96a6de2825e116c536710d06
[INFO] checking spion/rust-wordle-solver 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%2Fspion%2Frust-wordle-solver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/spion/rust-wordle-solver
[INFO] finished tweaking git repo https://github.com/spion/rust-wordle-solver
[INFO] tweaked toml for git repo https://github.com/spion/rust-wordle-solver written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/spion/rust-wordle-solver 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/spion/rust-wordle-solver 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cf69f828dedccb2c45664f90af3081b6cf422badcdcd78ce84b37b7d33df68ae
[INFO] running `Command { std: "docker" "start" "-a" "cf69f828dedccb2c45664f90af3081b6cf422badcdcd78ce84b37b7d33df68ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf69f828dedccb2c45664f90af3081b6cf422badcdcd78ce84b37b7d33df68ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf69f828dedccb2c45664f90af3081b6cf422badcdcd78ce84b37b7d33df68ae", kill_on_drop: false }`
[INFO] [stdout] cf69f828dedccb2c45664f90af3081b6cf422badcdcd78ce84b37b7d33df68ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ae26c752e12dce310956541c9f450538b5605a7d5cb7ec868d4bda6d948ece15
[INFO] running `Command { std: "docker" "start" "-a" "ae26c752e12dce310956541c9f450538b5605a7d5cb7ec868d4bda6d948ece15", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]     Checking clap v3.0.9
[INFO] [stderr]     Checking wordle-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `wordle-solver` (bin "wordle-solver") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:349:3
[INFO] [stdout]     |
[INFO] [stdout] 349 | /   /// Path to the word dictionary to use
[INFO] [stdout] 350 | |   #[clap(short, long, default_value = "words.txt")]
[INFO] [stdout] 351 | |   dict: String,
[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<String, Infallible>
[INFO] [stdout]    --> src/main.rs:353:3
[INFO] [stdout]     |
[INFO] [stdout] 353 | /   /// Path to a reduced guess dictionary to use
[INFO] [stdout] 354 | |   #[clap(long)]
[INFO] [stdout] 355 | |   guesses: Option<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:365:3
[INFO] [stdout]     |
[INFO] [stdout] 365 | /   /// Disables interactive mode and replays a game to guess the specified word
[INFO] [stdout] 366 | |   #[clap(short, long)]
[INFO] [stdout] 367 | |   word: Option<String>,
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:349:3
[INFO] [stdout]     |
[INFO] [stdout] 349 | /   /// Path to the word dictionary to use
[INFO] [stdout] 350 | |   #[clap(short, long, default_value = "words.txt")]
[INFO] [stdout] 351 | |   dict: String,
[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<String, Infallible>
[INFO] [stdout]    --> src/main.rs:353:3
[INFO] [stdout]     |
[INFO] [stdout] 353 | /   /// Path to a reduced guess dictionary to use
[INFO] [stdout] 354 | |   #[clap(long)]
[INFO] [stdout] 355 | |   guesses: Option<String>,
[INFO] [stdout]     | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/main.rs:365:3
[INFO] [stdout]     |
[INFO] [stdout] 365 | /   /// Disables interactive mode and replays a game to guess the specified word
[INFO] [stdout] 366 | |   #[clap(short, long)]
[INFO] [stdout] 367 | |   word: Option<String>,
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wordle-solver` (bin "wordle-solver" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "ae26c752e12dce310956541c9f450538b5605a7d5cb7ec868d4bda6d948ece15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae26c752e12dce310956541c9f450538b5605a7d5cb7ec868d4bda6d948ece15", kill_on_drop: false }`
[INFO] [stdout] ae26c752e12dce310956541c9f450538b5605a7d5cb7ec868d4bda6d948ece15
