[INFO] updating cached repository ignaciomosca/chesschallengerust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ignaciomosca/chesschallengerust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ignaciomosca/chesschallengerust" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/ignaciomosca/chesschallengerust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/ignaciomosca/chesschallengerust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ignaciomosca/chesschallengerust" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/ignaciomosca/chesschallengerust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/ignaciomosca/chesschallengerust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee9dbb6cf96f40860df1aa291d281a1cda7e4abb
[INFO] sha for GitHub repo ignaciomosca/chesschallengerust: ee9dbb6cf96f40860df1aa291d281a1cda7e4abb
[INFO] validating manifest of ignaciomosca/chesschallengerust on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ignaciomosca/chesschallengerust on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ignaciomosca/chesschallengerust
[INFO] finished frobbing ignaciomosca/chesschallengerust
[INFO] frobbed toml for ignaciomosca/chesschallengerust written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/ignaciomosca/chesschallengerust/Cargo.toml
[INFO] started frobbing ignaciomosca/chesschallengerust
[INFO] finished frobbing ignaciomosca/chesschallengerust
[INFO] frobbed toml for ignaciomosca/chesschallengerust written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/ignaciomosca/chesschallengerust/Cargo.toml
[INFO] crate ignaciomosca/chesschallengerust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ignaciomosca/chesschallengerust against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-6/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/ignaciomosca/chesschallengerust:/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=forbid" "-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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5dd11c0ee0cdb1e24e5e8591eb906ea6c03ceff6fe57099baf625c6285c22dde
[INFO] running `"docker" "start" "-a" "5dd11c0ee0cdb1e24e5e8591eb906ea6c03ceff6fe57099baf625c6285c22dde"`
[INFO] [stderr]     Checking chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function `test_3x3_board_2K_1R` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:460:4
[INFO] [stderr]     |
[INFO] [stderr] 460 | fn test_3x3_board_2K_1R() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_3x3_board_2_k_1_r`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_4x4_2K_2Q_0B_0R_0N` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:475:4
[INFO] [stderr]     |
[INFO] [stderr] 475 | fn test_board_4x4_2K_2Q_0B_0R_0N() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_4x4_2_k_2_q_0_b_0_r_0_n`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_4x4_0K_1Q_0B_2R_0N` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:496:4
[INFO] [stderr]     |
[INFO] [stderr] 496 | fn test_board_4x4_0K_1Q_0B_2R_0N() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_4x4_0_k_1_q_0_b_2_r_0_n`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_4x4_0K_2Q_1B_0R_0N` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:511:4
[INFO] [stderr]     |
[INFO] [stderr] 511 | fn test_board_4x4_0K_2Q_1B_0R_0N() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_4x4_0_k_2_q_1_b_0_r_0_n`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_4x4_1Q_2R` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:526:4
[INFO] [stderr]     |
[INFO] [stderr] 526 | fn test_board_4x4_1Q_2R() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_4x4_1_q_2_r`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_5x5_2K_2Q` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:541:4
[INFO] [stderr]     |
[INFO] [stderr] 541 | fn test_board_5x5_2K_2Q() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_5x5_2_k_2_q`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_5x5_1Q_2B` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:561:4
[INFO] [stderr]     |
[INFO] [stderr] 561 | fn test_board_5x5_1Q_2B() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_5x5_1_q_2_b`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_5x5_1Q_1B_1R` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:576:4
[INFO] [stderr]     |
[INFO] [stderr] 576 | fn test_board_5x5_1Q_1B_1R() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_5x5_1_q_1_b_1_r`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_5x5_2K_2B` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:591:4
[INFO] [stderr]     |
[INFO] [stderr] 591 | fn test_board_5x5_2K_2B() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_5x5_2_k_2_b`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_board_8x8_8Q` should have a snake case name
[INFO] [stderr]    --> tests/test_chess.rs:611:4
[INFO] [stderr]     |
[INFO] [stderr] 611 | fn test_board_8x8_8Q() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_board_8x8_8_q`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "5dd11c0ee0cdb1e24e5e8591eb906ea6c03ceff6fe57099baf625c6285c22dde"`
[INFO] running `"docker" "rm" "-f" "5dd11c0ee0cdb1e24e5e8591eb906ea6c03ceff6fe57099baf625c6285c22dde"`
[INFO] [stdout] 5dd11c0ee0cdb1e24e5e8591eb906ea6c03ceff6fe57099baf625c6285c22dde