[INFO] updating cached repository dmitmel/brainwhat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dmitmel/brainwhat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dmitmel/brainwhat" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dmitmel/brainwhat"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dmitmel/brainwhat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmitmel/brainwhat" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dmitmel/brainwhat"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dmitmel/brainwhat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c463611db22f9a0b11f346a43431611c698852c9
[INFO] sha for GitHub repo dmitmel/brainwhat: c463611db22f9a0b11f346a43431611c698852c9
[INFO] validating manifest of dmitmel/brainwhat on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dmitmel/brainwhat on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dmitmel/brainwhat
[INFO] finished frobbing dmitmel/brainwhat
[INFO] frobbed toml for dmitmel/brainwhat written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/dmitmel/brainwhat/Cargo.toml
[INFO] started frobbing dmitmel/brainwhat
[INFO] finished frobbing dmitmel/brainwhat
[INFO] frobbed toml for dmitmel/brainwhat written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dmitmel/brainwhat/Cargo.toml
[INFO] crate dmitmel/brainwhat already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dmitmel/brainwhat against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-6/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/dmitmel/brainwhat:/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=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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1ac2feb460e282a4171b73d387da8479e66c0a4a5fca10abecf59ae5c5b14fe9
[INFO] running `"docker" "start" "-a" "1ac2feb460e282a4171b73d387da8479e66c0a4a5fca10abecf59ae5c5b14fe9"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.12
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking brainwhat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `"docker" "inspect" "1ac2feb460e282a4171b73d387da8479e66c0a4a5fca10abecf59ae5c5b14fe9"`
[INFO] running `"docker" "rm" "-f" "1ac2feb460e282a4171b73d387da8479e66c0a4a5fca10abecf59ae5c5b14fe9"`
[INFO] [stdout] 1ac2feb460e282a4171b73d387da8479e66c0a4a5fca10abecf59ae5c5b14fe9