[INFO] cloning repository https://github.com/grantcooksey/hangman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grantcooksey/hangman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrantcooksey%2Fhangman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrantcooksey%2Fhangman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55ef7c26c12689eb9c1307abee5446214606c72c
[INFO] testing grantcooksey/hangman against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrantcooksey%2Fhangman" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grantcooksey/hangman on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grantcooksey/hangman
[INFO] finished tweaking git repo https://github.com/grantcooksey/hangman
[INFO] tweaked toml for git repo https://github.com/grantcooksey/hangman written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/grantcooksey/hangman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab60d6def627bdb5bca551cf162858db8357f8ceb830f4f61a761528f8cfb072
[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" "ab60d6def627bdb5bca551cf162858db8357f8ceb830f4f61a761528f8cfb072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab60d6def627bdb5bca551cf162858db8357f8ceb830f4f61a761528f8cfb072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab60d6def627bdb5bca551cf162858db8357f8ceb830f4f61a761528f8cfb072", kill_on_drop: false }`
[INFO] [stdout] ab60d6def627bdb5bca551cf162858db8357f8ceb830f4f61a761528f8cfb072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] abf117e78a7227389cc17301b1606091a4d8361e5dc77c8f0acacf6c57773884
[INFO] running `Command { std: "docker" "start" "-a" "abf117e78a7227389cc17301b1606091a4d8361e5dc77c8f0acacf6c57773884", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.5.3
[INFO] [stderr]    Compiling hangman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/hangman/mod.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let trimmed: &str = buffer.trim_right();
[INFO] [stdout]    |                                ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 4.00s
[INFO] running `Command { std: "docker" "inspect" "abf117e78a7227389cc17301b1606091a4d8361e5dc77c8f0acacf6c57773884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf117e78a7227389cc17301b1606091a4d8361e5dc77c8f0acacf6c57773884", kill_on_drop: false }`
[INFO] [stdout] abf117e78a7227389cc17301b1606091a4d8361e5dc77c8f0acacf6c57773884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8baf05fbd23ffa1773d0fcbf9e1fc5559e0c7f177607b48c5414c2f23ef1cf11
[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" "8baf05fbd23ffa1773d0fcbf9e1fc5559e0c7f177607b48c5414c2f23ef1cf11", kill_on_drop: false }`
[INFO] [stderr]    Compiling hangman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/hangman/mod.rs:54:32
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let trimmed: &str = buffer.trim_right();
[INFO] [stdout]    |                                ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 1.55s
[INFO] running `Command { std: "docker" "inspect" "8baf05fbd23ffa1773d0fcbf9e1fc5559e0c7f177607b48c5414c2f23ef1cf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8baf05fbd23ffa1773d0fcbf9e1fc5559e0c7f177607b48c5414c2f23ef1cf11", kill_on_drop: false }`
[INFO] [stdout] 8baf05fbd23ffa1773d0fcbf9e1fc5559e0c7f177607b48c5414c2f23ef1cf11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 1df60506f189f453f17eaca0a234e6e5a4846b0e0a2c6d288dda789980c4cbe4
[INFO] running `Command { std: "docker" "start" "-a" "1df60506f189f453f17eaca0a234e6e5a4846b0e0a2c6d288dda789980c4cbe4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout] running 22 tests
[INFO] [stderr]   --> src/hangman/mod.rs:54:32
[INFO] [stdout] test hangman::tests::build_guessed_letters_duplicate_match ... ok
[INFO] [stderr]    |
[INFO] [stdout] test hangman::tests::current_word_no_matches ... ok
[INFO] [stderr] 54 |     let trimmed: &str = buffer.trim_right();
[INFO] [stdout] test hangman::tests::game_state_has_won ... ok
[INFO] [stderr]    |                                ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] test hangman::tests::game_state_setup ... ok
[INFO] [stderr]    |
[INFO] [stdout] test hangman::tests::current_word_single_matches ... ok
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] test hangman::tests::game_state_has_won_empty ... ok
[INFO] [stderr] 
[INFO] [stdout] test hangman::tests::matches_if_not_in ... ok
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] test hangman::tests::join_some_matches ... ok
[INFO] [stderr] 
[INFO] [stdout] test hangman::tests::matches_multiple ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] test hangman::tests::join_no_new_matches ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hangman-0a08fe70771efb45
[INFO] [stdout] test hangman::tests::matches_single ... ok
[INFO] [stdout] test hangman::tests::parse_failes_on_non_ascii ... ok
[INFO] [stdout] test hangman::tests::parse_empty_input ... ok
[INFO] [stdout] test hangman::tests::parse_convert_uppercase_ascii_to_lowercase ... ok
[INFO] [stdout] test hangman::tests::parse_valid_input ... ok
[INFO] [stdout] test hangman::tests::update_invalid_guess ... ok
[INFO] [stdout] test hangman::tests::parse_input_too_long ... ok
[INFO] [stdout] test hangman::tests::update_valid_guess ... ok
[INFO] [stdout] test hangman::tests::update_previous_guess ... ok
[INFO] [stdout] test hangman::tests::current_word_multiple_matches ... ok
[INFO] [stdout] test hangman::tests::build_guessed_letters_no_match ... ok
[INFO] [stdout] test hangman::tests::game_state_has_not_won ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1df60506f189f453f17eaca0a234e6e5a4846b0e0a2c6d288dda789980c4cbe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df60506f189f453f17eaca0a234e6e5a4846b0e0a2c6d288dda789980c4cbe4", kill_on_drop: false }`
[INFO] [stdout] 1df60506f189f453f17eaca0a234e6e5a4846b0e0a2c6d288dda789980c4cbe4