[INFO] updating cached repository ericlobdell/citybuilder [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ericlobdell/citybuilder [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ericlobdell/citybuilder" "work/ex/beta-1.38-1/sources/1.37.0/gh/ericlobdell/citybuilder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ericlobdell/citybuilder'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ericlobdell/citybuilder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericlobdell/citybuilder"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericlobdell/citybuilder'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7fa4c5ad53cbb5ccade6aef750c84504b567537a [INFO] sha for GitHub repo ericlobdell/citybuilder: 7fa4c5ad53cbb5ccade6aef750c84504b567537a [INFO] validating manifest of ericlobdell/citybuilder on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ericlobdell/citybuilder on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ericlobdell/citybuilder [INFO] finished frobbing ericlobdell/citybuilder [INFO] frobbed toml for ericlobdell/citybuilder written to work/ex/beta-1.38-1/sources/1.37.0/gh/ericlobdell/citybuilder/Cargo.toml [INFO] started frobbing ericlobdell/citybuilder [INFO] finished frobbing ericlobdell/citybuilder [INFO] frobbed toml for ericlobdell/citybuilder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericlobdell/citybuilder/Cargo.toml [INFO] crate ericlobdell/citybuilder already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ericlobdell/citybuilder against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericlobdell/citybuilder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 6b877718806d75ea189fd5bf96f79ecc4fca00f350b95a9cdfbe86b7dc0b6fdc [INFO] running `"docker" "start" "-a" "6b877718806d75ea189fd5bf96f79ecc4fca00f350b95a9cdfbe86b7dc0b6fdc"` [INFO] [stderr] Compiling citybuilder v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variant is never constructed: `Soil` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | Soil, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Stone` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | Stone [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Tree` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Tree, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Soil` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Soil, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Stone` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | Stone [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Orc` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Orc, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Human` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | Human [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Square` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | struct Square { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Grid` [INFO] [stderr] --> src/main.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | struct Grid { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Direction` [INFO] [stderr] --> src/main.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | enum Direction { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `NoBeingInSquare` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | NoBeingInSquare, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SquareOffGrid` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | SquareOffGrid, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SquareOccupied` [INFO] [stderr] --> src/main.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | SquareOccupied, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `StoneTerrain` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | StoneTerrain [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `move_being_in_coord` [INFO] [stderr] --> src/main.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | fn move_being_in_coord(&self, coord: (usize,usize), dir: Direction) -> Result<(usize,usize), MovementError> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `generate_empty` [INFO] [stderr] --> src/main.rs:69:5 [INFO] [stderr] | [INFO] [stderr] 69 | fn generate_empty(size_x: usize, size_y: usize) -> Grid { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `"docker" "inspect" "6b877718806d75ea189fd5bf96f79ecc4fca00f350b95a9cdfbe86b7dc0b6fdc"` [INFO] running `"docker" "rm" "-f" "6b877718806d75ea189fd5bf96f79ecc4fca00f350b95a9cdfbe86b7dc0b6fdc"` [INFO] [stdout] 6b877718806d75ea189fd5bf96f79ecc4fca00f350b95a9cdfbe86b7dc0b6fdc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ericlobdell/citybuilder:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 770a8c86dd0cf4c62b21839705965a09664c438bd5c593cf244e61c3e755db48 [INFO] running `"docker" "start" "-a" "770a8c86dd0cf4c62b21839705965a09664c438bd5c593cf244e61c3e755db48"` [INFO] [stderr] Compiling citybuilder v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0596]: cannot borrow `grid.squares` as mutable, as `grid` is not declared as mutable [INFO] [stderr] --> src/main.rs:127:9 [INFO] [stderr] | [INFO] [stderr] 114 | let grid = ::Grid::generate_empty(3, 3); [INFO] [stderr] | ---- help: consider changing this to be mutable: `mut grid` [INFO] [stderr] ... [INFO] [stderr] 127 | grid.squares[0] = stoneSqure; [INFO] [stderr] | ^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `grid.squares` as mutable, as `grid` is not declared as mutable [INFO] [stderr] --> src/main.rs:128:9 [INFO] [stderr] | [INFO] [stderr] 114 | let grid = ::Grid::generate_empty(3, 3); [INFO] [stderr] | ---- help: consider changing this to be mutable: `mut grid` [INFO] [stderr] ... [INFO] [stderr] 128 | grid.squares[1] = playerSquare; [INFO] [stderr] | ^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0596`. [INFO] [stderr] error: Could not compile `citybuilder`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "770a8c86dd0cf4c62b21839705965a09664c438bd5c593cf244e61c3e755db48"` [INFO] running `"docker" "rm" "-f" "770a8c86dd0cf4c62b21839705965a09664c438bd5c593cf244e61c3e755db48"` [INFO] [stdout] 770a8c86dd0cf4c62b21839705965a09664c438bd5c593cf244e61c3e755db48