[INFO] updating cached repository CrazyFork/rs_webserver_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CrazyFork/rs_webserver_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CrazyFork/rs_webserver_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CrazyFork/rs_webserver_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CrazyFork/rs_webserver_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CrazyFork/rs_webserver_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 586675fc787ab9c70fc81f8e4677dc12d239bf2b
[INFO] sha for GitHub repo CrazyFork/rs_webserver_game: 586675fc787ab9c70fc81f8e4677dc12d239bf2b
[INFO] validating manifest of CrazyFork/rs_webserver_game 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 CrazyFork/rs_webserver_game 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 CrazyFork/rs_webserver_game
[INFO] finished frobbing CrazyFork/rs_webserver_game
[INFO] frobbed toml for CrazyFork/rs_webserver_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game/Cargo.toml
[INFO] started frobbing CrazyFork/rs_webserver_game
[INFO] finished frobbing CrazyFork/rs_webserver_game
[INFO] frobbed toml for CrazyFork/rs_webserver_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CrazyFork/rs_webserver_game/Cargo.toml
[INFO] crate CrazyFork/rs_webserver_game 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 CrazyFork/rs_webserver_game 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game:/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] dc91af421db7827629e1c2ecc32d889ef148b3ff55014b63f071e05f4e4ec3f4
[INFO] running `"docker" "start" "-a" "dc91af421db7827629e1c2ecc32d889ef148b3ff55014b63f071e05f4e4ec3f4"`
[INFO] [stderr]    Compiling server-tictac v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: module `Status` should have a snake case name
[INFO] [stderr]    --> src/common.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 | pub mod Status {
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `status`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game_server.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut board = match guard.board.get_mut(&user_id) {
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `"docker" "inspect" "dc91af421db7827629e1c2ecc32d889ef148b3ff55014b63f071e05f4e4ec3f4"`
[INFO] running `"docker" "rm" "-f" "dc91af421db7827629e1c2ecc32d889ef148b3ff55014b63f071e05f4e4ec3f4"`
[INFO] [stdout] dc91af421db7827629e1c2ecc32d889ef148b3ff55014b63f071e05f4e4ec3f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game:/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] 6803c89942169ea254a758a151d31ffec45a90e247ba6be4b616830a02e83953
[INFO] running `"docker" "start" "-a" "6803c89942169ea254a758a151d31ffec45a90e247ba6be4b616830a02e83953"`
[INFO] [stderr]    Compiling server-tictac v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/game_server.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut board = match guard.board.get_mut(&user_id) {
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `Status` should have a snake case name
[INFO] [stderr]    --> src/common.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 | pub mod Status {
[INFO] [stderr]     |         ^^^^^^ help: convert the identifier to snake case: `status`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "6803c89942169ea254a758a151d31ffec45a90e247ba6be4b616830a02e83953"`
[INFO] running `"docker" "rm" "-f" "6803c89942169ea254a758a151d31ffec45a90e247ba6be4b616830a02e83953"`
[INFO] [stdout] 6803c89942169ea254a758a151d31ffec45a90e247ba6be4b616830a02e83953
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CrazyFork/rs_webserver_game:/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] e66165e7c23354c526ce311e8c85acc4c2cf60252147d5adc1d271eb5cd7191e
[INFO] running `"docker" "start" "-a" "e66165e7c23354c526ce311e8c85acc4c2cf60252147d5adc1d271eb5cd7191e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/common-d0e2ca4661e77f87
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/game_server-54284743585909c0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/web_server-d82462eaae630994
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests common
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e66165e7c23354c526ce311e8c85acc4c2cf60252147d5adc1d271eb5cd7191e"`
[INFO] running `"docker" "rm" "-f" "e66165e7c23354c526ce311e8c85acc4c2cf60252147d5adc1d271eb5cd7191e"`
[INFO] [stdout] e66165e7c23354c526ce311e8c85acc4c2cf60252147d5adc1d271eb5cd7191e