[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-1.37-6/sources/1.36.0/gh/cultofmetatron/mirrormaze_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cultofmetatron/mirrormaze_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cultofmetatron/mirrormaze_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cultofmetatron/mirrormaze_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cultofmetatron/mirrormaze_rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cultofmetatron/mirrormaze_rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 75077e35fc6eff79658c8e95753c0ea6c3c83ba96894f134d33893a175dc1979
[INFO] running `"docker" "start" "-a" "75077e35fc6eff79658c8e95753c0ea6c3c83ba96894f134d33893a175dc1979"`
[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 1.11s
[INFO] running `"docker" "inspect" "75077e35fc6eff79658c8e95753c0ea6c3c83ba96894f134d33893a175dc1979"`
[INFO] running `"docker" "rm" "-f" "75077e35fc6eff79658c8e95753c0ea6c3c83ba96894f134d33893a175dc1979"`
[INFO] [stdout] 75077e35fc6eff79658c8e95753c0ea6c3c83ba96894f134d33893a175dc1979
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] c497acce47c8e1f06b0f75ce866bcabfa1d88d43bb21d0fc82413202df646619
[INFO] running `"docker" "start" "-a" "c497acce47c8e1f06b0f75ce866bcabfa1d88d43bb21d0fc82413202df646619"`
[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 0.65s
[INFO] running `"docker" "inspect" "c497acce47c8e1f06b0f75ce866bcabfa1d88d43bb21d0fc82413202df646619"`
[INFO] running `"docker" "rm" "-f" "c497acce47c8e1f06b0f75ce866bcabfa1d88d43bb21d0fc82413202df646619"`
[INFO] [stdout] c497acce47c8e1f06b0f75ce866bcabfa1d88d43bb21d0fc82413202df646619
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 0813d952bfc91bf17a58a7dc745a9747e3910c05619685b54040bf68dec9cf34
[INFO] running `"docker" "start" "-a" "0813d952bfc91bf17a58a7dc745a9747e3910c05619685b54040bf68dec9cf34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mirrormaze-2b67832c3b3ae26f
[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" "0813d952bfc91bf17a58a7dc745a9747e3910c05619685b54040bf68dec9cf34"`
[INFO] running `"docker" "rm" "-f" "0813d952bfc91bf17a58a7dc745a9747e3910c05619685b54040bf68dec9cf34"`
[INFO] [stdout] 0813d952bfc91bf17a58a7dc745a9747e3910c05619685b54040bf68dec9cf34