[INFO] fetching crate wordler 0.3.0...
[INFO] testing wordler-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate wordler 0.3.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate wordler 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wordler 0.3.0
[INFO] finished tweaking crates.io crate wordler 0.3.0
[INFO] tweaked toml for crates.io crate wordler 0.3.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate wordler 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c404f3e22e23deeb937fbda2793a4c049deaaa29630ee5e65b086f118418535d
[INFO] running `Command { std: "docker" "start" "-a" "c404f3e22e23deeb937fbda2793a4c049deaaa29630ee5e65b086f118418535d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c404f3e22e23deeb937fbda2793a4c049deaaa29630ee5e65b086f118418535d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c404f3e22e23deeb937fbda2793a4c049deaaa29630ee5e65b086f118418535d", kill_on_drop: false }`
[INFO] [stdout] c404f3e22e23deeb937fbda2793a4c049deaaa29630ee5e65b086f118418535d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6413e1fa502c94e1c2d34d771b170c2cc2e269917774da0e31b4c69138311727
[INFO] running `Command { std: "docker" "start" "-a" "6413e1fa502c94e1c2d34d771b170c2cc2e269917774da0e31b4c69138311727", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[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 wordler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "6413e1fa502c94e1c2d34d771b170c2cc2e269917774da0e31b4c69138311727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6413e1fa502c94e1c2d34d771b170c2cc2e269917774da0e31b4c69138311727", kill_on_drop: false }`
[INFO] [stdout] 6413e1fa502c94e1c2d34d771b170c2cc2e269917774da0e31b4c69138311727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d206238a59d9e0ebc1442aae85e9c22e252b1f998056213ba4de2c0641fa9b4
[INFO] running `Command { std: "docker" "start" "-a" "9d206238a59d9e0ebc1442aae85e9c22e252b1f998056213ba4de2c0641fa9b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "9d206238a59d9e0ebc1442aae85e9c22e252b1f998056213ba4de2c0641fa9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d206238a59d9e0ebc1442aae85e9c22e252b1f998056213ba4de2c0641fa9b4", kill_on_drop: false }`
[INFO] [stdout] 9d206238a59d9e0ebc1442aae85e9c22e252b1f998056213ba4de2c0641fa9b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d339f174d260a6f3aa7ef65447b5f006e88c20efa2f05d7e1f892a4ca1e68d6
[INFO] running `Command { std: "docker" "start" "-a" "4d339f174d260a6f3aa7ef65447b5f006e88c20efa2f05d7e1f892a4ca1e68d6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wordler-b1d6bcca6c040c1f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test wordle::tests::test_double_letters ... ok
[INFO] [stdout] test wordle::tests::test_double_letters_input_match_in_future ... ok
[INFO] [stdout] test wordle::tests::test_duplicate ... ok
[INFO] [stdout] test wordle::tests::test_win_single_attempt ... ok
[INFO] [stdout] test wordle::tests::test_win_six_attempts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wordler-2a771567a6c6c0a6)
[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] [stderr]    Doc-tests wordler
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d339f174d260a6f3aa7ef65447b5f006e88c20efa2f05d7e1f892a4ca1e68d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d339f174d260a6f3aa7ef65447b5f006e88c20efa2f05d7e1f892a4ca1e68d6", kill_on_drop: false }`
[INFO] [stdout] 4d339f174d260a6f3aa7ef65447b5f006e88c20efa2f05d7e1f892a4ca1e68d6