[INFO] cloning repository https://github.com/juschei/rust-chess [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juschei/rust-chess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuschei%2Frust-chess", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuschei%2Frust-chess'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 76ed5f8a98a8c34b30ec9c2ea951143eb63c619d [INFO] building juschei/rust-chess against master#d59f06fc64844ec2073e5e888f7470989ef25ff9 for pr-119440 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuschei%2Frust-chess" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/juschei/rust-chess on toolchain d59f06fc64844ec2073e5e888f7470989ef25ff9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/juschei/rust-chess [INFO] finished tweaking git repo https://github.com/juschei/rust-chess [INFO] tweaked toml for git repo https://github.com/juschei/rust-chess written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/juschei/rust-chess 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" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a82c2b469807356a8bc4d3c03cd53e41c49458cb96a1aff724cced73b46ac0f1 [INFO] running `Command { std: "docker" "start" "-a" "a82c2b469807356a8bc4d3c03cd53e41c49458cb96a1aff724cced73b46ac0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a82c2b469807356a8bc4d3c03cd53e41c49458cb96a1aff724cced73b46ac0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a82c2b469807356a8bc4d3c03cd53e41c49458cb96a1aff724cced73b46ac0f1", kill_on_drop: false }` [INFO] [stdout] a82c2b469807356a8bc4d3c03cd53e41c49458cb96a1aff724cced73b46ac0f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04c17221e30b57d4e8642b4e8a3e5ce9aa376f67c565fefc9242f7ee674a70d5 [INFO] running `Command { std: "docker" "start" "-a" "04c17221e30b57d4e8642b4e8a3e5ce9aa376f67c565fefc9242f7ee674a70d5", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.56 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling ChessEngine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `pv_moves` is assigned to, but never used [INFO] [stdout] --> src/search.rs:332:13 [INFO] [stdout] | [INFO] [stdout] 332 | let mut pv_moves: usize; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pv_moves` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pv_moves` is never read [INFO] [stdout] --> src/search.rs:361:13 [INFO] [stdout] | [INFO] [stdout] 361 | pv_moves = get_pv_line(board, current_depth); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `inc` is assigned to, but never used [INFO] [stdout] --> src/uci.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | let mut inc: u128 = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_inc` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `inc` is never read [INFO] [stdout] --> src/uci.rs:272:13 [INFO] [stdout] | [INFO] [stdout] 272 | inc = num.0.unwrap() as u128; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `inc` is never read [INFO] [stdout] --> src/uci.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | inc = num.0.unwrap() as u128; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `stdin` that must be used [INFO] [stdout] --> src/perft.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | stdin(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = stdin(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `stdin` that must be used [INFO] [stdout] --> src/perft.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | stdin(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = stdin(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.69s [INFO] running `Command { std: "docker" "inspect" "04c17221e30b57d4e8642b4e8a3e5ce9aa376f67c565fefc9242f7ee674a70d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04c17221e30b57d4e8642b4e8a3e5ce9aa376f67c565fefc9242f7ee674a70d5", kill_on_drop: false }` [INFO] [stdout] 04c17221e30b57d4e8642b4e8a3e5ce9aa376f67c565fefc9242f7ee674a70d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d59f06fc64844ec2073e5e888f7470989ef25ff9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74c3bc85c4ab4771e7ee383274343ecde19741319911d377ea95bf9f2d42ea45 [INFO] running `Command { std: "docker" "start" "-a" "74c3bc85c4ab4771e7ee383274343ecde19741319911d377ea95bf9f2d42ea45", kill_on_drop: false }` [INFO] [stderr] Compiling ChessEngine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `pv_moves` is assigned to, but never used [INFO] [stdout] --> src/search.rs:332:13 [INFO] [stdout] | [INFO] [stdout] 332 | let mut pv_moves: usize; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_pv_moves` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pv_moves` is never read [INFO] [stdout] --> src/search.rs:361:13 [INFO] [stdout] | [INFO] [stdout] 361 | pv_moves = get_pv_line(board, current_depth); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `inc` is assigned to, but never used [INFO] [stdout] --> src/uci.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | let mut inc: u128 = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_inc` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `inc` is never read [INFO] [stdout] --> src/uci.rs:272:13 [INFO] [stdout] | [INFO] [stdout] 272 | inc = num.0.unwrap() as u128; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `inc` is never read [INFO] [stdout] --> src/uci.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | inc = num.0.unwrap() as u128; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `stdin` that must be used [INFO] [stdout] --> src/perft.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | stdin(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 42 | let _ = stdin(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `stdin` that must be used [INFO] [stdout] --> src/perft.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | stdin(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = stdin(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "74c3bc85c4ab4771e7ee383274343ecde19741319911d377ea95bf9f2d42ea45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74c3bc85c4ab4771e7ee383274343ecde19741319911d377ea95bf9f2d42ea45", kill_on_drop: false }` [INFO] [stdout] 74c3bc85c4ab4771e7ee383274343ecde19741319911d377ea95bf9f2d42ea45