[INFO] cloning repository https://github.com/shayan-shojaei/rust-wordle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shayan-shojaei/rust-wordle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshayan-shojaei%2Frust-wordle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshayan-shojaei%2Frust-wordle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8db171bbfdbc415f56cbd1b9c78cad230677735c
[INFO] testing shayan-shojaei/rust-wordle against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshayan-shojaei%2Frust-wordle" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shayan-shojaei/rust-wordle on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shayan-shojaei/rust-wordle
[INFO] finished tweaking git repo https://github.com/shayan-shojaei/rust-wordle
[INFO] tweaked toml for git repo https://github.com/shayan-shojaei/rust-wordle written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/shayan-shojaei/rust-wordle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4645c83803c021ce5c4a5fd1cc0cf5f34f3477bdf8344b335425b4aa8b375a35
[INFO] running `Command { std: "docker" "start" "-a" "4645c83803c021ce5c4a5fd1cc0cf5f34f3477bdf8344b335425b4aa8b375a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4645c83803c021ce5c4a5fd1cc0cf5f34f3477bdf8344b335425b4aa8b375a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4645c83803c021ce5c4a5fd1cc0cf5f34f3477bdf8344b335425b4aa8b375a35", kill_on_drop: false }`
[INFO] [stdout] 4645c83803c021ce5c4a5fd1cc0cf5f34f3477bdf8344b335425b4aa8b375a35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f0ca0441b1882885097f9171da5a6d098d45b072d6f29ed2ab250f63495f026
[INFO] running `Command { std: "docker" "start" "-a" "8f0ca0441b1882885097f9171da5a6d098d45b072d6f29ed2ab250f63495f026", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rust-wordle v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/words.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut mid = start + (end - start) / 2;
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "8f0ca0441b1882885097f9171da5a6d098d45b072d6f29ed2ab250f63495f026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0ca0441b1882885097f9171da5a6d098d45b072d6f29ed2ab250f63495f026", kill_on_drop: false }`
[INFO] [stdout] 8f0ca0441b1882885097f9171da5a6d098d45b072d6f29ed2ab250f63495f026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3304bad4f99ca00d61e7737fd7c88c0e6b7e0eb845052d35218a0677697570a0
[INFO] running `Command { std: "docker" "start" "-a" "3304bad4f99ca00d61e7737fd7c88c0e6b7e0eb845052d35218a0677697570a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-wordle v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/words.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |             let mut mid = start + (end - start) / 2;
[INFO] [stdout]    |                 ----^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3304bad4f99ca00d61e7737fd7c88c0e6b7e0eb845052d35218a0677697570a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3304bad4f99ca00d61e7737fd7c88c0e6b7e0eb845052d35218a0677697570a0", kill_on_drop: false }`
[INFO] [stdout] 3304bad4f99ca00d61e7737fd7c88c0e6b7e0eb845052d35218a0677697570a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 830f5a1d81eca7a0d2745fa8f1c8cd56a4675280ff3cf907291e9f5fde4e1135
[INFO] running `Command { std: "docker" "start" "-a" "830f5a1d81eca7a0d2745fa8f1c8cd56a4675280ff3cf907291e9f5fde4e1135", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/words.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |             let mut mid = start + (end - start) / 2;
[INFO] [stderr]    |                 ----^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-wordle` (bin "rust-wordle" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_wordle-39e359767dc9fc7a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "830f5a1d81eca7a0d2745fa8f1c8cd56a4675280ff3cf907291e9f5fde4e1135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830f5a1d81eca7a0d2745fa8f1c8cd56a4675280ff3cf907291e9f5fde4e1135", kill_on_drop: false }`
[INFO] [stdout] 830f5a1d81eca7a0d2745fa8f1c8cd56a4675280ff3cf907291e9f5fde4e1135