[INFO] cloning repository https://github.com/wspeirs/fishermann [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wspeirs/fishermann" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffishermann", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffishermann'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b6b8dc76b98f796c79d19f60f4ee99f08d3d42b6 [INFO] checking wspeirs/fishermann against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffishermann" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wspeirs/fishermann on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wspeirs/fishermann [INFO] finished tweaking git repo https://github.com/wspeirs/fishermann [INFO] tweaked toml for git repo https://github.com/wspeirs/fishermann written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/wspeirs/fishermann already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 428b0617c78c4d5d174178989b86d1ae6f0c21da4a313075e905535a9123bdf7 [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" "428b0617c78c4d5d174178989b86d1ae6f0c21da4a313075e905535a9123bdf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "428b0617c78c4d5d174178989b86d1ae6f0c21da4a313075e905535a9123bdf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "428b0617c78c4d5d174178989b86d1ae6f0c21da4a313075e905535a9123bdf7", kill_on_drop: false }` [INFO] [stdout] 428b0617c78c4d5d174178989b86d1ae6f0c21da4a313075e905535a9123bdf7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--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] fc41e434985c8c577e0d1420925a6a0ca921aa0d733cf543edb455c36fdb7ce3 [INFO] running `Command { std: "docker" "start" "-a" "fc41e434985c8c577e0d1420925a6a0ca921aa0d733cf543edb455c36fdb7ce3", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling shakmaty v0.18.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking btoi v0.4.2 [INFO] [stderr] Checking fishermann v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `CastlingMode` [INFO] [stdout] --> src/main.rs:4:66 [INFO] [stdout] | [INFO] [stdout] 4 | use shakmaty::{Chess, Position, Setup, Color, Piece, Role, Move, CastlingMode}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `board_fen`, `epd` [INFO] [stdout] --> src/main.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | use shakmaty::fen::{board_fen, epd, Fen}; [INFO] [stdout] | ^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `setup` [INFO] [stdout] --> src/main.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | let setup :Fen = fen.parse().expect("Error parsing FEN"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_setup` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/main.rs:253:51 [INFO] [stdout] | [INFO] [stdout] 253 | let (score, moves) = negamax_ab(&game, depth, &mut i64::MIN, i64::MAX); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(const_item_mutation)]` on by default [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: `const` item defined here [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `negamax_basic` [INFO] [stdout] --> src/main.rs:171:4 [INFO] [stdout] | [INFO] [stdout] 171 | fn negamax_basic(game :&Chess, depth :usize) -> (i64, SmallVec<[Move; MAX_DEPTH]>) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CastlingMode` [INFO] [stdout] --> src/main.rs:4:66 [INFO] [stdout] | [INFO] [stdout] 4 | use shakmaty::{Chess, Position, Setup, Color, Piece, Role, Move, CastlingMode}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `board_fen`, `epd` [INFO] [stdout] --> src/main.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | use shakmaty::fen::{board_fen, epd, Fen}; [INFO] [stdout] | ^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `setup` [INFO] [stdout] --> src/main.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | let setup :Fen = fen.parse().expect("Error parsing FEN"); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_setup` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/main.rs:253:51 [INFO] [stdout] | [INFO] [stdout] 253 | let (score, moves) = negamax_ab(&game, depth, &mut i64::MIN, i64::MAX); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(const_item_mutation)]` on by default [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: `const` item defined here [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `negamax_basic` [INFO] [stdout] --> src/main.rs:171:4 [INFO] [stdout] | [INFO] [stdout] 171 | fn negamax_basic(game :&Chess, depth :usize) -> (i64, SmallVec<[Move; MAX_DEPTH]>) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.19s [INFO] running `Command { std: "docker" "inspect" "fc41e434985c8c577e0d1420925a6a0ca921aa0d733cf543edb455c36fdb7ce3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc41e434985c8c577e0d1420925a6a0ca921aa0d733cf543edb455c36fdb7ce3", kill_on_drop: false }` [INFO] [stdout] fc41e434985c8c577e0d1420925a6a0ca921aa0d733cf543edb455c36fdb7ce3