[INFO] updating cached repository donmccaughey/rust_rooms
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/donmccaughey/rust_rooms
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/donmccaughey/rust_rooms" "work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/donmccaughey/rust_rooms" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/donmccaughey/rust_rooms"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/donmccaughey/rust_rooms'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33136d78b6702e42b9d750de4fec4be3f9a87adc
[INFO] sha for GitHub repo donmccaughey/rust_rooms: 33136d78b6702e42b9d750de4fec4be3f9a87adc
[INFO] validating manifest of donmccaughey/rust_rooms 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 donmccaughey/rust_rooms 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 donmccaughey/rust_rooms
[INFO] finished frobbing donmccaughey/rust_rooms
[INFO] frobbed toml for donmccaughey/rust_rooms written to work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms/Cargo.toml
[INFO] started frobbing donmccaughey/rust_rooms
[INFO] finished frobbing donmccaughey/rust_rooms
[INFO] frobbed toml for donmccaughey/rust_rooms written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/donmccaughey/rust_rooms/Cargo.toml
[INFO] crate donmccaughey/rust_rooms 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing donmccaughey/rust_rooms against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] aa924d7f93dd06f9dc8a5aca8a2c3b011a5083587ff36476eb58d51fb1513a1d
[INFO] running `"docker" "start" "-a" "aa924d7f93dd06f9dc8a5aca8a2c3b011a5083587ff36476eb58d51fb1513a1d"`
[INFO] [stderr]    Compiling rooms v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "aa924d7f93dd06f9dc8a5aca8a2c3b011a5083587ff36476eb58d51fb1513a1d"`
[INFO] running `"docker" "rm" "-f" "aa924d7f93dd06f9dc8a5aca8a2c3b011a5083587ff36476eb58d51fb1513a1d"`
[INFO] [stdout] aa924d7f93dd06f9dc8a5aca8a2c3b011a5083587ff36476eb58d51fb1513a1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 22067e17b14ec68127ad1d9e87d49b743a4cd48b316318b92ed0bd635ba96bd5
[INFO] running `"docker" "start" "-a" "22067e17b14ec68127ad1d9e87d49b743a4cd48b316318b92ed0bd635ba96bd5"`
[INFO] [stderr]    Compiling rooms v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "22067e17b14ec68127ad1d9e87d49b743a4cd48b316318b92ed0bd635ba96bd5"`
[INFO] running `"docker" "rm" "-f" "22067e17b14ec68127ad1d9e87d49b743a4cd48b316318b92ed0bd635ba96bd5"`
[INFO] [stdout] 22067e17b14ec68127ad1d9e87d49b743a4cd48b316318b92ed0bd635ba96bd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/donmccaughey/rust_rooms:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 3dd64ae992dd0e0b2a441d06dd68cc2de3cac1058cf989525c1b32c554b8b834
[INFO] running `"docker" "start" "-a" "3dd64ae992dd0e0b2a441d06dd68cc2de3cac1058cf989525c1b32c554b8b834"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rooms-e54ae37e3b0e047d
[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" "3dd64ae992dd0e0b2a441d06dd68cc2de3cac1058cf989525c1b32c554b8b834"`
[INFO] running `"docker" "rm" "-f" "3dd64ae992dd0e0b2a441d06dd68cc2de3cac1058cf989525c1b32c554b8b834"`
[INFO] [stdout] 3dd64ae992dd0e0b2a441d06dd68cc2de3cac1058cf989525c1b32c554b8b834