[INFO] updating cached repository treiff/trivia
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/treiff/trivia
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/treiff/trivia" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/treiff/trivia"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/treiff/trivia'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/treiff/trivia" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/treiff/trivia"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/treiff/trivia'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ff9e7a0c4472c27452af41b289e20236c6300d2
[INFO] sha for GitHub repo treiff/trivia: 5ff9e7a0c4472c27452af41b289e20236c6300d2
[INFO] validating manifest of treiff/trivia on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of treiff/trivia on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing treiff/trivia
[INFO] finished frobbing treiff/trivia
[INFO] frobbed toml for treiff/trivia written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/treiff/trivia/Cargo.toml
[INFO] started frobbing treiff/trivia
[INFO] finished frobbing treiff/trivia
[INFO] frobbed toml for treiff/trivia written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/treiff/trivia/Cargo.toml
[INFO] crate treiff/trivia has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking treiff/trivia against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/treiff/trivia:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 74c8b15de8eac87e7d3f8d45dad0542f4baa98f6c443a821529aa37e29ef26b8
[INFO] running `"docker" "start" "-a" "74c8b15de8eac87e7d3f8d45dad0542f4baa98f6c443a821529aa37e29ef26b8"`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking socket2 v0.2.1
[INFO] [stderr]    Compiling libz-sys v1.0.16
[INFO] [stderr]    Compiling openssl-sys v0.9.15
[INFO] [stderr]    Compiling curl-sys v0.3.14
[INFO] [stderr]     Checking curl v0.4.8
[INFO] [stderr]     Checking trivia_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `"docker" "inspect" "74c8b15de8eac87e7d3f8d45dad0542f4baa98f6c443a821529aa37e29ef26b8"`
[INFO] running `"docker" "rm" "-f" "74c8b15de8eac87e7d3f8d45dad0542f4baa98f6c443a821529aa37e29ef26b8"`
[INFO] [stdout] 74c8b15de8eac87e7d3f8d45dad0542f4baa98f6c443a821529aa37e29ef26b8