[INFO] updating cached repository dead10ck/uwc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dead10ck/uwc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dead10ck/uwc" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/dead10ck/uwc"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/dead10ck/uwc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dead10ck/uwc" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/dead10ck/uwc"`
[INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/dead10ck/uwc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a7ec43f389efc363a020ef31dc6df2e61209417
[INFO] sha for GitHub repo dead10ck/uwc: 2a7ec43f389efc363a020ef31dc6df2e61209417
[INFO] validating manifest of dead10ck/uwc on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dead10ck/uwc on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dead10ck/uwc
[INFO] finished frobbing dead10ck/uwc
[INFO] frobbed toml for dead10ck/uwc written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/dead10ck/uwc/Cargo.toml
[INFO] started frobbing dead10ck/uwc
[INFO] finished frobbing dead10ck/uwc
[INFO] frobbed toml for dead10ck/uwc written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/dead10ck/uwc/Cargo.toml
[INFO] crate dead10ck/uwc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dead10ck/uwc against master#7840a0b753a065a41999f1fb6028f67d33e3fdd5 for pr-60466
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60466/worker-3/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/dead10ck/uwc:/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" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5a892f1f30c1526938028bbe98b0d2cd61cc4777db2ef3db57a75533109d34a5
[INFO] running `"docker" "start" "-a" "5a892f1f30c1526938028bbe98b0d2cd61cc4777db2ef3db57a75533109d34a5"`
[INFO] [stderr] warning: unused manifest key: package.respository
[INFO] [stderr]     Checking tabwriter v1.1.0
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking uwc v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:35
[INFO] [stderr]    |
[INFO] [stderr] 98 |     output_writer: &mut Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[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:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     mut output_writer: Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:27
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let writer: Arc<Mutex<Write + Send + Sync>> = if opts.no_elastic {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:35
[INFO] [stderr]    |
[INFO] [stderr] 98 |     output_writer: &mut Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[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:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     mut output_writer: Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:27
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let writer: Arc<Mutex<Write + Send + Sync>> = if opts.no_elastic {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `"docker" "inspect" "5a892f1f30c1526938028bbe98b0d2cd61cc4777db2ef3db57a75533109d34a5"`
[INFO] running `"docker" "rm" "-f" "5a892f1f30c1526938028bbe98b0d2cd61cc4777db2ef3db57a75533109d34a5"`
[INFO] [stdout] 5a892f1f30c1526938028bbe98b0d2cd61cc4777db2ef3db57a75533109d34a5