[INFO] cloning repository https://github.com/nthieu173/wordle-bot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nthieu173/wordle-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnthieu173%2Fwordle-bot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnthieu173%2Fwordle-bot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bd1f099e28a1e229557d612493b4736348e3a796 [INFO] checking nthieu173/wordle-bot 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%2Fnthieu173%2Fwordle-bot" "/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/nthieu173/wordle-bot [INFO] finished tweaking git repo https://github.com/nthieu173/wordle-bot [INFO] tweaked toml for git repo https://github.com/nthieu173/wordle-bot written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nthieu173/wordle-bot 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/nthieu173/wordle-bot 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] [stderr] warning: unused manifest key: package.about [INFO] [stderr] warning: unused manifest key: package.author [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-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] 7c97b442895f1eab70a340bc0b1fc71fa8b44bbafbdb5e2a270112f5ac82bc31 [INFO] running `Command { std: "docker" "start" "-a" "7c97b442895f1eab70a340bc0b1fc71fa8b44bbafbdb5e2a270112f5ac82bc31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c97b442895f1eab70a340bc0b1fc71fa8b44bbafbdb5e2a270112f5ac82bc31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c97b442895f1eab70a340bc0b1fc71fa8b44bbafbdb5e2a270112f5ac82bc31", kill_on_drop: false }` [INFO] [stdout] 7c97b442895f1eab70a340bc0b1fc71fa8b44bbafbdb5e2a270112f5ac82bc31 [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] 57bf0b1dc013c5902647846094bd7460f77fcd050af0dcd68675eb5f396d6d27 [INFO] running `Command { std: "docker" "start" "-a" "57bf0b1dc013c5902647846094bd7460f77fcd050af0dcd68675eb5f396d6d27", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.about [INFO] [stderr] warning: unused manifest key: package.author [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.0.14 [INFO] [stderr] Checking clap v3.0.14 [INFO] [stderr] Checking wordle-bot v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `wordle-bot` (bin "wordle-bot" test) due to 4 previous errors; 1 warning emitted [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / #[clap( [INFO] [stdout] 17 | | short, [INFO] [stdout] 18 | | long, [INFO] [stdout] 19 | | default_value = "./official.txt",//"/usr/share/dict/words", [INFO] [stdout] 20 | | help = "Path to word list" [INFO] [stdout] 21 | | )] [INFO] [stdout] 22 | | dict: PathBuf, [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / #[clap(short, long, default_value = "./cache.txt", help = "Solution cache")] [INFO] [stdout] 24 | | cache: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | / #[clap( [INFO] [stdout] 26 | | short, [INFO] [stdout] 27 | | long, [INFO] [stdout] 28 | | default_value = "./state", [INFO] [stdout] 29 | | help = "Path to state space folder" [INFO] [stdout] 30 | | )] [INFO] [stdout] 31 | | state_space: PathBuf, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | / #[clap(help = "Guesses so far")] [INFO] [stdout] 46 | | guesses: Vec, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/mcts.rs:319:9 [INFO] [stdout] | [INFO] [stdout] 319 | drop(current_node); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 319 - drop(current_node); [INFO] [stdout] 319 + let _ = current_node; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / #[clap( [INFO] [stdout] 17 | | short, [INFO] [stdout] 18 | | long, [INFO] [stdout] 19 | | default_value = "./official.txt",//"/usr/share/dict/words", [INFO] [stdout] 20 | | help = "Path to word list" [INFO] [stdout] 21 | | )] [INFO] [stdout] 22 | | dict: PathBuf, [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 [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / #[clap(short, long, default_value = "./cache.txt", help = "Solution cache")] [INFO] [stdout] 24 | | cache: PathBuf, [INFO] [stdout] | |__________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | / #[clap( [INFO] [stdout] 26 | | short, [INFO] [stdout] 27 | | long, [INFO] [stdout] 28 | | default_value = "./state", [INFO] [stdout] 29 | | help = "Path to state space folder" [INFO] [stdout] 30 | | )] [INFO] [stdout] 31 | | state_space: PathBuf, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 45 | / #[clap(help = "Guesses so far")] [INFO] [stdout] 46 | | guesses: Vec, [INFO] [stdout] | |________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/mcts.rs:319:9 [INFO] [stdout] | [INFO] [stdout] 319 | drop(current_node); [INFO] [stdout] | ^^^^^------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&Node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 319 - drop(current_node); [INFO] [stdout] 319 + let _ = current_node; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wordle-bot` (bin "wordle-bot") due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "57bf0b1dc013c5902647846094bd7460f77fcd050af0dcd68675eb5f396d6d27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57bf0b1dc013c5902647846094bd7460f77fcd050af0dcd68675eb5f396d6d27", kill_on_drop: false }` [INFO] [stdout] 57bf0b1dc013c5902647846094bd7460f77fcd050af0dcd68675eb5f396d6d27