[INFO] updating cached repository ThomasChisholm/algorithms
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ThomasChisholm/algorithms
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ThomasChisholm/algorithms" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ThomasChisholm/algorithms"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ThomasChisholm/algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ThomasChisholm/algorithms" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ThomasChisholm/algorithms"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ThomasChisholm/algorithms'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 419d0ecab3e903c8450619530fa8baa1565f2821
[INFO] sha for GitHub repo ThomasChisholm/algorithms: 419d0ecab3e903c8450619530fa8baa1565f2821
[INFO] validating manifest of ThomasChisholm/algorithms on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ThomasChisholm/algorithms on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ThomasChisholm/algorithms
[INFO] finished frobbing ThomasChisholm/algorithms
[INFO] frobbed toml for ThomasChisholm/algorithms written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ThomasChisholm/algorithms/Cargo.toml
[INFO] started frobbing ThomasChisholm/algorithms
[INFO] finished frobbing ThomasChisholm/algorithms
[INFO] frobbed toml for ThomasChisholm/algorithms written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ThomasChisholm/algorithms/Cargo.toml
[INFO] crate ThomasChisholm/algorithms already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ThomasChisholm/algorithms against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-4/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ThomasChisholm/algorithms:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3f612fd77348d7b2d3efa88c66d761529a83b7263b3a7aea7a327abc81ee6bf8
[INFO] running `"docker" "start" "-a" "3f612fd77348d7b2d3efa88c66d761529a83b7263b3a7aea7a327abc81ee6bf8"`
[INFO] [stderr]    Compiling rug v1.4.0
[INFO] [stderr]     Checking fmt v0.1.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.12
[INFO] [stderr]     Checking algorithms-stanford v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strongly_connected_components_tests.rs:73:45
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn test_find_scc_thread(test: &'static (Fn() -> () + Send + Sync + 'static)) {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> () + Send + Sync + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 30s
[INFO] running `"docker" "inspect" "3f612fd77348d7b2d3efa88c66d761529a83b7263b3a7aea7a327abc81ee6bf8"`
[INFO] running `"docker" "rm" "-f" "3f612fd77348d7b2d3efa88c66d761529a83b7263b3a7aea7a327abc81ee6bf8"`
[INFO] [stdout] 3f612fd77348d7b2d3efa88c66d761529a83b7263b3a7aea7a327abc81ee6bf8