[INFO] updating cached repository flagoworld/stator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/flagoworld/stator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/flagoworld/stator" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/flagoworld/stator"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/flagoworld/stator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/flagoworld/stator" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/flagoworld/stator"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/flagoworld/stator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70f44bf0693ce4d9522651b8e6db949f3745712a
[INFO] sha for GitHub repo flagoworld/stator: 70f44bf0693ce4d9522651b8e6db949f3745712a
[INFO] validating manifest of flagoworld/stator on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flagoworld/stator on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flagoworld/stator
[INFO] finished frobbing flagoworld/stator
[INFO] frobbed toml for flagoworld/stator written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/flagoworld/stator/Cargo.toml
[INFO] started frobbing flagoworld/stator
[INFO] finished frobbing flagoworld/stator
[INFO] frobbed toml for flagoworld/stator written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/flagoworld/stator/Cargo.toml
[INFO] crate flagoworld/stator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/flagoworld/stator/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking flagoworld/stator against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-4/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/flagoworld/stator:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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=forbid" "-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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 87b34f1e831e8c017d142e0b150957f5add82ff78c2f75d6909f708b55489c81
[INFO] running `"docker" "start" "-a" "87b34f1e831e8c017d142e0b150957f5add82ff78c2f75d6909f708b55489c81"`
[INFO] [stderr]     Checking stator v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/lib.rs:30:50
[INFO] [stderr]    |
[INFO] [stderr] 30 |     state.add_handler(States::a(), States::b(), |from: &String|
[INFO] [stderr]    |                                                  ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/lib.rs:36:58
[INFO] [stderr]    |
[INFO] [stderr] 36 |     state.add_handler(Stator::any_state(), States::b(), |from: &String|
[INFO] [stderr]    |                                                          ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/lib.rs:42:58
[INFO] [stderr]    |
[INFO] [stderr] 42 |     state.add_handler(States::a(), Stator::any_state(), |from: &String|
[INFO] [stderr]    |                                                          ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/lib.rs:48:58
[INFO] [stderr]    |
[INFO] [stderr] 48 |     state.add_handler(Stator::any_state(), States::a(), |from: &String|
[INFO] [stderr]    |                                                          ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "87b34f1e831e8c017d142e0b150957f5add82ff78c2f75d6909f708b55489c81"`
[INFO] running `"docker" "rm" "-f" "87b34f1e831e8c017d142e0b150957f5add82ff78c2f75d6909f708b55489c81"`
[INFO] [stdout] 87b34f1e831e8c017d142e0b150957f5add82ff78c2f75d6909f708b55489c81