[INFO] updating cached repository https://github.com/tbelaire/maze_w25
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34764ca4a25e3ae49ba0e92c0b22222b996532d5
[INFO] testing tbelaire/maze_w25 against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbelaire%2Fmaze_w25" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tbelaire/maze_w25 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tbelaire/maze_w25
[INFO] finished tweaking git repo https://github.com/tbelaire/maze_w25
[INFO] tweaked toml for git repo https://github.com/tbelaire/maze_w25 written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tbelaire/maze_w25 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] b4e1610bc690c23b742c81b0f5cd53bdcf5d3928f13aab1cd68b434b51438d85
[INFO] running `"docker" "start" "-a" "b4e1610bc690c23b742c81b0f5cd53bdcf5d3928f13aab1cd68b434b51438d85"`
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling text_io v0.1.5
[INFO] [stderr]    Compiling fern v0.3.5
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/maze.rs:94:17
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/maze.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let size = try!(reader.read_line(&mut line));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `"docker" "inspect" "b4e1610bc690c23b742c81b0f5cd53bdcf5d3928f13aab1cd68b434b51438d85"`
[INFO] running `"docker" "rm" "-f" "b4e1610bc690c23b742c81b0f5cd53bdcf5d3928f13aab1cd68b434b51438d85"`
[INFO] [stdout] b4e1610bc690c23b742c81b0f5cd53bdcf5d3928f13aab1cd68b434b51438d85
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 09a12218010c32b430d904a95d2b8ddcaad769046cecdac76c3f73adb945955a
[INFO] running `"docker" "start" "-a" "09a12218010c32b430d904a95d2b8ddcaad769046cecdac76c3f73adb945955a"`
[INFO] [stderr]    Compiling maze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/maze.rs:94:17
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let f = try!(File::open(filename));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/maze.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let size = try!(reader.read_line(&mut line));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "09a12218010c32b430d904a95d2b8ddcaad769046cecdac76c3f73adb945955a"`
[INFO] running `"docker" "rm" "-f" "09a12218010c32b430d904a95d2b8ddcaad769046cecdac76c3f73adb945955a"`
[INFO] [stdout] 09a12218010c32b430d904a95d2b8ddcaad769046cecdac76c3f73adb945955a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 69c10e7467a0958724f1c65236c7df9ed9cefbd6e10a9bc86ed108fef157e14e
[INFO] running `"docker" "start" "-a" "69c10e7467a0958724f1c65236c7df9ed9cefbd6e10a9bc86ed108fef157e14e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/maze-366492c4decd9d06
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test maze::test_maze_bounds ... ok
[INFO] [stdout] test posn::test_iter_adjacencies ... ok
[INFO] [stdout] test posn::test_posn_add ... ok
[INFO] [stdout] test posn::test_dir_to ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "69c10e7467a0958724f1c65236c7df9ed9cefbd6e10a9bc86ed108fef157e14e"`
[INFO] running `"docker" "rm" "-f" "69c10e7467a0958724f1c65236c7df9ed9cefbd6e10a9bc86ed108fef157e14e"`
[INFO] [stdout] 69c10e7467a0958724f1c65236c7df9ed9cefbd6e10a9bc86ed108fef157e14e