[INFO] updating cached repository l3kn/rust_chess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/l3kn/rust_chess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/rust_chess" "work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/l3kn/rust_chess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/l3kn/rust_chess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/l3kn/rust_chess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d82f7df45e285307fe8f72d824a5ca60eb6d6a71
[INFO] sha for GitHub repo l3kn/rust_chess: d82f7df45e285307fe8f72d824a5ca60eb6d6a71
[INFO] validating manifest of l3kn/rust_chess 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 l3kn/rust_chess 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 l3kn/rust_chess
[INFO] finished frobbing l3kn/rust_chess
[INFO] frobbed toml for l3kn/rust_chess written to work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess/Cargo.toml
[INFO] started frobbing l3kn/rust_chess
[INFO] finished frobbing l3kn/rust_chess
[INFO] frobbed toml for l3kn/rust_chess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/l3kn/rust_chess/Cargo.toml
[INFO] crate l3kn/rust_chess 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 l3kn/rust_chess against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3a1a3017bc661771124edcabc6fb44928cc5c66077944408866eaf28fe5c6c56
[INFO] running `"docker" "start" "-a" "3a1a3017bc661771124edcabc6fb44928cc5c66077944408866eaf28fe5c6c56"`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitscan::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use bitscan::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |         res |= (1 << (row * 8 + c));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if (x != col && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if (x != col_ && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/board.rs:186:20
[INFO] [stderr]     |
[INFO] [stderr] 186 |                 '0'...'8' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Position`
[INFO] [stderr]   --> src/main.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 | use board::{Board, Color, Position, Move};
[INFO] [stderr]    |                    ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_magic` should have an upper case name
[INFO] [stderr]  --> src/bitscan.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stderr]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_MAGIC`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_db` should have an upper case name
[INFO] [stderr]  --> src/bitscan.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const bitscan_db: [u64; 64] = [
[INFO] [stderr]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_DB`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `rook` should have an upper case name
[INFO] [stderr]   --> src/occupancy_masks.rs:67:7
[INFO] [stderr]    |
[INFO] [stderr] 67 | const rook: [u64; 64] = [
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `ROOK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bishop` should have an upper case name
[INFO] [stderr]    --> src/occupancy_masks.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 | const bishop: [u64; 64] = [
[INFO] [stderr]     |       ^^^^^^ help: convert the identifier to upper case: `BISHOP`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "3a1a3017bc661771124edcabc6fb44928cc5c66077944408866eaf28fe5c6c56"`
[INFO] running `"docker" "rm" "-f" "3a1a3017bc661771124edcabc6fb44928cc5c66077944408866eaf28fe5c6c56"`
[INFO] [stdout] 3a1a3017bc661771124edcabc6fb44928cc5c66077944408866eaf28fe5c6c56
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2858aa975f657c78bb1a240d06ad8aa03fc8904b9d413364e94f2260dc979f52
[INFO] running `"docker" "start" "-a" "2858aa975f657c78bb1a240d06ad8aa03fc8904b9d413364e94f2260dc979f52"`
[INFO] [stderr]    Compiling chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `bitscan::*`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use bitscan::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |         res |= (1 << (row * 8 + c));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |         res |= (1 << (r * 8 + col));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |         if (x != col && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |             res |= (1 << (y * 8 + x));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/occupancy_masks.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |         if (x != col_ && y != row) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/occupancy_masks.rs:60:20
[INFO] [stderr]    |
[INFO] [stderr] 60 |             res |= (1 << (y * 8 + (7 - x)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/board.rs:186:20
[INFO] [stderr]     |
[INFO] [stderr] 186 |                 '0'...'8' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Color`, `Position`
[INFO] [stderr]   --> src/main.rs:15:20
[INFO] [stderr]    |
[INFO] [stderr] 15 | use board::{Board, Color, Position, Move};
[INFO] [stderr]    |                    ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_magic` should have an upper case name
[INFO] [stderr]  --> src/bitscan.rs:3:7
[INFO] [stderr]   |
[INFO] [stderr] 3 | const bitscan_magic: u64 = 0x7edd5e59a4e28c2;
[INFO] [stderr]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_MAGIC`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bitscan_db` should have an upper case name
[INFO] [stderr]  --> src/bitscan.rs:4:7
[INFO] [stderr]   |
[INFO] [stderr] 4 | const bitscan_db: [u64; 64] = [
[INFO] [stderr]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `BITSCAN_DB`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `rook` should have an upper case name
[INFO] [stderr]   --> src/occupancy_masks.rs:67:7
[INFO] [stderr]    |
[INFO] [stderr] 67 | const rook: [u64; 64] = [
[INFO] [stderr]    |       ^^^^ help: convert the identifier to upper case: `ROOK`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `bishop` should have an upper case name
[INFO] [stderr]    --> src/occupancy_masks.rs:134:7
[INFO] [stderr]     |
[INFO] [stderr] 134 | const bishop: [u64; 64] = [
[INFO] [stderr]     |       ^^^^^^ help: convert the identifier to upper case: `BISHOP`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "2858aa975f657c78bb1a240d06ad8aa03fc8904b9d413364e94f2260dc979f52"`
[INFO] running `"docker" "rm" "-f" "2858aa975f657c78bb1a240d06ad8aa03fc8904b9d413364e94f2260dc979f52"`
[INFO] [stdout] 2858aa975f657c78bb1a240d06ad8aa03fc8904b9d413364e94f2260dc979f52
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/l3kn/rust_chess:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 9e1dcd210056c2edc9790a2af283366d0b2d7167cebb7caaad64b4d935719840
[INFO] running `"docker" "start" "-a" "9e1dcd210056c2edc9790a2af283366d0b2d7167cebb7caaad64b4d935719840"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chess-422efccf2a2e61b2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test bitscan::bitscan_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9e1dcd210056c2edc9790a2af283366d0b2d7167cebb7caaad64b4d935719840"`
[INFO] running `"docker" "rm" "-f" "9e1dcd210056c2edc9790a2af283366d0b2d7167cebb7caaad64b4d935719840"`
[INFO] [stdout] 9e1dcd210056c2edc9790a2af283366d0b2d7167cebb7caaad64b4d935719840