[INFO] fetching crate friendly-chess 0.6.0... [INFO] testing friendly-chess-0.6.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] extracting crate friendly-chess 0.6.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate friendly-chess 0.6.0 [INFO] finished tweaking crates.io crate friendly-chess 0.6.0 [INFO] tweaked toml for crates.io crate friendly-chess 0.6.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate friendly-chess 0.6.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.12) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20483a43d0fc8a8b27c9368fa6b1a6ff94b2501a612743125c6629cc0cc54624 [INFO] running `Command { std: "docker" "start" "-a" "20483a43d0fc8a8b27c9368fa6b1a6ff94b2501a612743125c6629cc0cc54624", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20483a43d0fc8a8b27c9368fa6b1a6ff94b2501a612743125c6629cc0cc54624", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20483a43d0fc8a8b27c9368fa6b1a6ff94b2501a612743125c6629cc0cc54624", kill_on_drop: false }` [INFO] [stdout] 20483a43d0fc8a8b27c9368fa6b1a6ff94b2501a612743125c6629cc0cc54624 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 80108fc1c4ebcc0a633537c50a4e39f68be0a0f722c156495c6857d9b5796bc8 [INFO] running `Command { std: "docker" "start" "-a" "80108fc1c4ebcc0a633537c50a4e39f68be0a0f722c156495c6857d9b5796bc8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling friendly-chess v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Castling`, `PieceType`, and `Piece` [INFO] [stdout] --> src/chess/history.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | castling::{Castling, CastlingRights}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 3 | play_move::InternalMove, [INFO] [stdout] 4 | Color, Kings, Piece, PieceType, SquareCoordinate, [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `__BAD_COORD` should have an upper camel case name [INFO] [stdout] --> src/chess/square.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | __BAD_COORD = 200 [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `BadCoord` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piece::*` [INFO] [stdout] --> src/chess/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use piece::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chess/mod.rs:1237:16 [INFO] [stdout] | [INFO] [stdout] 1237 | if (rank == 8 || rank == 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1237 - if (rank == 8 || rank == 1) { [INFO] [stdout] 1237 + if rank == 8 || rank == 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cnt` is never read [INFO] [stdout] --> src/chess/mod.rs:811:17 [INFO] [stdout] | [INFO] [stdout] 811 | let mut cnt = Ok(0); [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: unused variable: `a` [INFO] [stdout] --> src/chess/mod.rs:1091:29 [INFO] [stdout] | [INFO] [stdout] 1091 | let a = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.98s [INFO] running `Command { std: "docker" "inspect" "80108fc1c4ebcc0a633537c50a4e39f68be0a0f722c156495c6857d9b5796bc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80108fc1c4ebcc0a633537c50a4e39f68be0a0f722c156495c6857d9b5796bc8", kill_on_drop: false }` [INFO] [stdout] 80108fc1c4ebcc0a633537c50a4e39f68be0a0f722c156495c6857d9b5796bc8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] e3683098009d0ba983c5d5779fd091f209a25ef95b46657fb1aba48724a8529b [INFO] running `Command { std: "docker" "start" "-a" "e3683098009d0ba983c5d5779fd091f209a25ef95b46657fb1aba48724a8529b", kill_on_drop: false }` [INFO] [stderr] Compiling friendly-chess v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Castling`, `PieceType`, and `Piece` [INFO] [stdout] --> src/chess/history.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | castling::{Castling, CastlingRights}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 3 | play_move::InternalMove, [INFO] [stdout] 4 | Color, Kings, Piece, PieceType, SquareCoordinate, [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `__BAD_COORD` should have an upper camel case name [INFO] [stdout] --> src/chess/square.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | __BAD_COORD = 200 [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `BadCoord` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piece::*` [INFO] [stdout] --> src/chess/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use piece::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chess/mod.rs:1237:16 [INFO] [stdout] | [INFO] [stdout] 1237 | if (rank == 8 || rank == 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1237 - if (rank == 8 || rank == 1) { [INFO] [stdout] 1237 + if rank == 8 || rank == 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cnt` is never read [INFO] [stdout] --> src/chess/mod.rs:811:17 [INFO] [stdout] | [INFO] [stdout] 811 | let mut cnt = Ok(0); [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: unused variable: `a` [INFO] [stdout] --> src/chess/mod.rs:1091:29 [INFO] [stdout] | [INFO] [stdout] 1091 | let a = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] --> tests/stalemate.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use checkmate::chess::*; [INFO] [stdout] | ^^^^^^^^^ use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `checkmate`, use `cargo add checkmate` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/stalemate.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] --> tests/insufficient_materials.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use checkmate::chess::*; [INFO] [stdout] | ^^^^^^^^^ use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `checkmate`, use `cargo add checkmate` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] --> tests/check.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use checkmate::chess::*; [INFO] [stdout] | ^^^^^^^^^ use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `checkmate`, use `cargo add checkmate` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] --> tests/checkmate.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use checkmate::chess::*; [INFO] [stdout] | ^^^^^^^^^ use of unresolved module or unlinked crate `checkmate` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `checkmate`, use `cargo add checkmate` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/insufficient_materials.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/checkmate.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `friendly-chess` (test "stalemate") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/check.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/check.rs:14:21 [INFO] [stdout] | [INFO] [stdout] 14 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/check.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Chess` [INFO] [stdout] --> tests/check.rs:32:21 [INFO] [stdout] | [INFO] [stdout] 32 | let mut chess = Chess::new(); [INFO] [stdout] | ^^^^^ use of undeclared type `Chess` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 1 + use friendly_chess::chess::Chess; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `friendly-chess` (test "insufficient_materials") due to 2 previous errors [INFO] [stderr] error: could not compile `friendly-chess` (test "checkmate") due to 2 previous errors [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Castling`, `PieceType`, and `Piece` [INFO] [stdout] --> src/chess/history.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | castling::{Castling, CastlingRights}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 3 | play_move::InternalMove, [INFO] [stdout] 4 | Color, Kings, Piece, PieceType, SquareCoordinate, [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `__BAD_COORD` should have an upper camel case name [INFO] [stdout] --> src/chess/square.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | __BAD_COORD = 200 [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `BadCoord` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `piece::*` [INFO] [stdout] --> src/chess/mod.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use piece::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `friendly-chess` (test "check") due to 5 previous errors [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chess/mod.rs:1237:16 [INFO] [stdout] | [INFO] [stdout] 1237 | if (rank == 8 || rank == 1) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 1237 - if (rank == 8 || rank == 1) { [INFO] [stdout] 1237 + if rank == 8 || rank == 1 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cnt` is never read [INFO] [stdout] --> src/chess/mod.rs:811:17 [INFO] [stdout] | [INFO] [stdout] 811 | let mut cnt = Ok(0); [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: unused variable: `a` [INFO] [stdout] --> src/chess/mod.rs:1091:29 [INFO] [stdout] | [INFO] [stdout] 1091 | let a = 1; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e3683098009d0ba983c5d5779fd091f209a25ef95b46657fb1aba48724a8529b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3683098009d0ba983c5d5779fd091f209a25ef95b46657fb1aba48724a8529b", kill_on_drop: false }` [INFO] [stdout] e3683098009d0ba983c5d5779fd091f209a25ef95b46657fb1aba48724a8529b