[INFO] cloning repository https://github.com/gilbertw1/wordlebot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gilbertw1/wordlebot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilbertw1%2Fwordlebot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilbertw1%2Fwordlebot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5383c751671de0c525cb5a9603019e157dac6f50
[INFO] testing gilbertw1/wordlebot against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgilbertw1%2Fwordlebot" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gilbertw1/wordlebot 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/gilbertw1/wordlebot
[INFO] finished tweaking git repo https://github.com/gilbertw1/wordlebot
[INFO] tweaked toml for git repo https://github.com/gilbertw1/wordlebot written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gilbertw1/wordlebot 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b372272c554dfd194261638bead9e9c411eb71eefe3f6bc0ce62493fcc681c4
[INFO] running `Command { std: "docker" "start" "-a" "4b372272c554dfd194261638bead9e9c411eb71eefe3f6bc0ce62493fcc681c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b372272c554dfd194261638bead9e9c411eb71eefe3f6bc0ce62493fcc681c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b372272c554dfd194261638bead9e9c411eb71eefe3f6bc0ce62493fcc681c4", kill_on_drop: false }`
[INFO] [stdout] 4b372272c554dfd194261638bead9e9c411eb71eefe3f6bc0ce62493fcc681c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e249a26bb96ca77c049d22a6caf015ddbc1916592d388fd7e449bec65db6a8bf
[INFO] running `Command { std: "docker" "start" "-a" "e249a26bb96ca77c049d22a6caf015ddbc1916592d388fd7e449bec65db6a8bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v3.0.13
[INFO] [stderr]    Compiling wordlebot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `stats`
[INFO] [stdout]   --> src/dict.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     stats: LetterStats,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Dictionary` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/dict.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.95s
[INFO] running `Command { std: "docker" "inspect" "e249a26bb96ca77c049d22a6caf015ddbc1916592d388fd7e449bec65db6a8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e249a26bb96ca77c049d22a6caf015ddbc1916592d388fd7e449bec65db6a8bf", kill_on_drop: false }`
[INFO] [stdout] e249a26bb96ca77c049d22a6caf015ddbc1916592d388fd7e449bec65db6a8bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37bba8524cbc86f0678b42ad78512eb7095c5078396d0ea0e8a33895a10bfda
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a37bba8524cbc86f0678b42ad78512eb7095c5078396d0ea0e8a33895a10bfda", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordlebot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `stats`
[INFO] [stdout]   --> src/dict.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     stats: LetterStats,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Dictionary` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/dict.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Clone, Debug)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "a37bba8524cbc86f0678b42ad78512eb7095c5078396d0ea0e8a33895a10bfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37bba8524cbc86f0678b42ad78512eb7095c5078396d0ea0e8a33895a10bfda", kill_on_drop: false }`
[INFO] [stdout] a37bba8524cbc86f0678b42ad78512eb7095c5078396d0ea0e8a33895a10bfda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4141a1ebcdda1dd4f948a9aedfe11dd957a18dcfa1ece855add9226a02bc194e
[INFO] running `Command { std: "docker" "start" "-a" "4141a1ebcdda1dd4f948a9aedfe11dd957a18dcfa1ece855add9226a02bc194e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `stats`
[INFO] [stderr]   --> src/dict.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     stats: LetterStats,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Dictionary` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/dict.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[derive(Clone, Debug)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `wordlebot` (bin "wordlebot" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wordlebot-a87f5c71bd10abf8)
[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" "4141a1ebcdda1dd4f948a9aedfe11dd957a18dcfa1ece855add9226a02bc194e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4141a1ebcdda1dd4f948a9aedfe11dd957a18dcfa1ece855add9226a02bc194e", kill_on_drop: false }`
[INFO] [stdout] 4141a1ebcdda1dd4f948a9aedfe11dd957a18dcfa1ece855add9226a02bc194e