[INFO] cloning repository https://github.com/Chris-F5/ChessEngine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Chris-F5/ChessEngine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChris-F5%2FChessEngine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChris-F5%2FChessEngine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31d2dec11a6a42df3ad1d987281888278920a47a
[INFO] building Chris-F5/ChessEngine against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChris-F5%2FChessEngine" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
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[INFO] started tweaking git repo https://github.com/Chris-F5/ChessEngine
[INFO] finished tweaking git repo https://github.com/Chris-F5/ChessEngine
[INFO] tweaked toml for git repo https://github.com/Chris-F5/ChessEngine written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Chris-F5/ChessEngine on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Chris-F5/ChessEngine 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 761f0366a25c4445f42b50dba49f8ddcb1ef19ca46f28b0def633809002cf8b6
[INFO] running `Command { std: "docker" "start" "-a" "761f0366a25c4445f42b50dba49f8ddcb1ef19ca46f28b0def633809002cf8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "761f0366a25c4445f42b50dba49f8ddcb1ef19ca46f28b0def633809002cf8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761f0366a25c4445f42b50dba49f8ddcb1ef19ca46f28b0def633809002cf8b6", kill_on_drop: false }`
[INFO] [stdout] 761f0366a25c4445f42b50dba49f8ddcb1ef19ca46f28b0def633809002cf8b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d88814182530c55abec5b27311e5c6735ea9d88c54c7b909e2d7c61a54699b8
[INFO] running `Command { std: "docker" "start" "-a" "8d88814182530c55abec5b27311e5c6735ea9d88c54c7b909e2d7c61a54699b8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling chess_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/best_action_finder/minimax.rs:10:38
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(depth: u8, evaluator: &Evaluator) -> Minimax {
[INFO] [stdout]    |                                      ^^^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(depth: u8, evaluator: &Evaluator) -> Minimax<'_> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] running `Command { std: "docker" "inspect" "8d88814182530c55abec5b27311e5c6735ea9d88c54c7b909e2d7c61a54699b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d88814182530c55abec5b27311e5c6735ea9d88c54c7b909e2d7c61a54699b8", kill_on_drop: false }`
[INFO] [stdout] 8d88814182530c55abec5b27311e5c6735ea9d88c54c7b909e2d7c61a54699b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 919fcc8536e2ee8700f60feb4d4e6ed5d8239ad226eb3c4f6a7b85901409ecf1
[INFO] running `Command { std: "docker" "start" "-a" "919fcc8536e2ee8700f60feb4d4e6ed5d8239ad226eb3c4f6a7b85901409ecf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling chess_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/actions/action_tests.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | /         format!(
[INFO] [stdout]  9 | |             "did not recognise {:?} as legal move with board state: {:?}",
[INFO] [stdout] 10 | |             action, board_state
[INFO] [stdout] 11 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout]  8 ~         
[INFO] [stdout]  9 |             "did not recognise {:?} as legal move with board state: {:?}",
[INFO] [stdout] 10 |             action, board_state
[INFO] [stdout] 11 ~         
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/actions/action_tests.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |             format!("queen was not made after queening")
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 51 -             format!("queen was not made after queening")
[INFO] [stdout] 51 +             "queen was not made after queening"
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/best_action_finder/minimax.rs:10:38
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(depth: u8, evaluator: &Evaluator) -> Minimax {
[INFO] [stdout]    |                                      ^^^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(depth: u8, evaluator: &Evaluator) -> Minimax<'_> {
[INFO] [stdout]    |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "919fcc8536e2ee8700f60feb4d4e6ed5d8239ad226eb3c4f6a7b85901409ecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919fcc8536e2ee8700f60feb4d4e6ed5d8239ad226eb3c4f6a7b85901409ecf1", kill_on_drop: false }`
[INFO] [stdout] 919fcc8536e2ee8700f60feb4d4e6ed5d8239ad226eb3c4f6a7b85901409ecf1