[INFO] updating cached repository cultofmetatron/mirrormaze_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cultofmetatron/mirrormaze_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cultofmetatron/mirrormaze_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/cultofmetatron/mirrormaze_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cultofmetatron/mirrormaze_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cultofmetatron/mirrormaze_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cultofmetatron/mirrormaze_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cultofmetatron/mirrormaze_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c4e94472dac994ebc0f06fdfa99cbdf39be1bfd
[INFO] sha for GitHub repo cultofmetatron/mirrormaze_rust: 6c4e94472dac994ebc0f06fdfa99cbdf39be1bfd
[INFO] validating manifest of cultofmetatron/mirrormaze_rust 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 cultofmetatron/mirrormaze_rust 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 cultofmetatron/mirrormaze_rust
[INFO] finished frobbing cultofmetatron/mirrormaze_rust
[INFO] frobbed toml for cultofmetatron/mirrormaze_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/cultofmetatron/mirrormaze_rust/Cargo.toml
[INFO] started frobbing cultofmetatron/mirrormaze_rust
[INFO] finished frobbing cultofmetatron/mirrormaze_rust
[INFO] frobbed toml for cultofmetatron/mirrormaze_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cultofmetatron/mirrormaze_rust/Cargo.toml
[INFO] crate cultofmetatron/mirrormaze_rust 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 cultofmetatron/mirrormaze_rust 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/cultofmetatron/mirrormaze_rust:/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] 526d64fb1db3c022a137464cede33918a691cb162030822148fac3e9b3b0eb72
[INFO] running `"docker" "start" "-a" "526d64fb1db3c022a137464cede33918a691cb162030822148fac3e9b3b0eb72"`
[INFO] [stderr]    Compiling bloom v0.2.0
[INFO] [stderr]    Compiling mirrormaze v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `coordinates`
[INFO] [stderr]    --> src/main.rs:205:18
[INFO] [stderr]     |
[INFO] [stderr] 205 |             Some(coordinates) => true,
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: consider prefixing with an underscore: `_coordinates`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "526d64fb1db3c022a137464cede33918a691cb162030822148fac3e9b3b0eb72"`
[INFO] running `"docker" "rm" "-f" "526d64fb1db3c022a137464cede33918a691cb162030822148fac3e9b3b0eb72"`
[INFO] [stdout] 526d64fb1db3c022a137464cede33918a691cb162030822148fac3e9b3b0eb72
[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/cultofmetatron/mirrormaze_rust:/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] 5124c21460bdb11aa433f6134259d466eceefcb7b0a30caaceb254ec48d4f29e
[INFO] running `"docker" "start" "-a" "5124c21460bdb11aa433f6134259d466eceefcb7b0a30caaceb254ec48d4f29e"`
[INFO] [stderr]    Compiling mirrormaze v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `coordinates`
[INFO] [stderr]    --> src/main.rs:205:18
[INFO] [stderr]     |
[INFO] [stderr] 205 |             Some(coordinates) => true,
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: consider prefixing with an underscore: `_coordinates`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "5124c21460bdb11aa433f6134259d466eceefcb7b0a30caaceb254ec48d4f29e"`
[INFO] running `"docker" "rm" "-f" "5124c21460bdb11aa433f6134259d466eceefcb7b0a30caaceb254ec48d4f29e"`
[INFO] [stdout] 5124c21460bdb11aa433f6134259d466eceefcb7b0a30caaceb254ec48d4f29e
[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/cultofmetatron/mirrormaze_rust:/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"`
[INFO] [stdout] 9283f1377f07635679e9724701355f417f302ce48adbab147236f24f824be966
[INFO] running `"docker" "start" "-a" "9283f1377f07635679e9724701355f417f302ce48adbab147236f24f824be966"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mirrormaze-6eac8384ce30a249
[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" "9283f1377f07635679e9724701355f417f302ce48adbab147236f24f824be966"`
[INFO] running `"docker" "rm" "-f" "9283f1377f07635679e9724701355f417f302ce48adbab147236f24f824be966"`
[INFO] [stdout] 9283f1377f07635679e9724701355f417f302ce48adbab147236f24f824be966