[INFO] cloning repository SSheldon/rust-test-ios
[INFO] running `"git" "clone" "--bare" "git://github.com/SSheldon/rust-test-ios.git" "work/cache/sources/gh/SSheldon/rust-test-ios"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/SSheldon/rust-test-ios'...
[INFO] running `"git" "clone" "work/cache/sources/gh/SSheldon/rust-test-ios" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/SSheldon/rust-test-ios"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/SSheldon/rust-test-ios'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SSheldon/rust-test-ios" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/SSheldon/rust-test-ios"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/SSheldon/rust-test-ios'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 83d491437b1c125c817b6bbe24aa5826060dd311
[INFO] sha for GitHub repo SSheldon/rust-test-ios: 83d491437b1c125c817b6bbe24aa5826060dd311
[INFO] validating manifest of SSheldon/rust-test-ios on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SSheldon/rust-test-ios on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SSheldon/rust-test-ios
[INFO] finished frobbing SSheldon/rust-test-ios
[INFO] frobbed toml for SSheldon/rust-test-ios written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/SSheldon/rust-test-ios/Cargo.toml
[INFO] started frobbing SSheldon/rust-test-ios
[INFO] finished frobbing SSheldon/rust-test-ios
[INFO] frobbed toml for SSheldon/rust-test-ios written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/SSheldon/rust-test-ios/Cargo.toml
[INFO] crate SSheldon/rust-test-ios already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/SSheldon/rust-test-ios/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking SSheldon/rust-test-ios against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/SSheldon/rust-test-ios:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 952e652d96fae7d69a345b5fd924fd9f8bca673cc5bfcf3e214c9eb4cbe22616
[INFO] running `"docker" "start" "-a" "952e652d96fae7d69a345b5fd924fd9f8bca673cc5bfcf3e214c9eb4cbe22616"`
[INFO] [stderr]     Checking serde_json v0.7.4
[INFO] [stderr]     Checking rust-test-ios v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:22:46
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub type BuildResult<T = ()> = Result<T, Box<Error>>;
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:22:46
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub type BuildResult<T = ()> = Result<T, Box<Error>>;
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `"docker" "inspect" "952e652d96fae7d69a345b5fd924fd9f8bca673cc5bfcf3e214c9eb4cbe22616"`
[INFO] running `"docker" "rm" "-f" "952e652d96fae7d69a345b5fd924fd9f8bca673cc5bfcf3e214c9eb4cbe22616"`
[INFO] [stdout] 952e652d96fae7d69a345b5fd924fd9f8bca673cc5bfcf3e214c9eb4cbe22616