[INFO] cloning repository ColonelPhantom/parallel-prime
[INFO] running `"git" "clone" "--bare" "git://github.com/ColonelPhantom/parallel-prime.git" "work/cache/sources/gh/ColonelPhantom/parallel-prime"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ColonelPhantom/parallel-prime'...
[INFO] running `"git" "clone" "work/cache/sources/gh/ColonelPhantom/parallel-prime" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ColonelPhantom/parallel-prime"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ColonelPhantom/parallel-prime'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ColonelPhantom/parallel-prime" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ColonelPhantom/parallel-prime"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ColonelPhantom/parallel-prime'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] db38b19833d6ed8859abd71383eae4be1fc0ed75
[INFO] sha for GitHub repo ColonelPhantom/parallel-prime: db38b19833d6ed8859abd71383eae4be1fc0ed75
[INFO] validating manifest of ColonelPhantom/parallel-prime on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ColonelPhantom/parallel-prime on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ColonelPhantom/parallel-prime
[INFO] finished frobbing ColonelPhantom/parallel-prime
[INFO] frobbed toml for ColonelPhantom/parallel-prime written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/ColonelPhantom/parallel-prime/Cargo.toml
[INFO] started frobbing ColonelPhantom/parallel-prime
[INFO] finished frobbing ColonelPhantom/parallel-prime
[INFO] frobbed toml for ColonelPhantom/parallel-prime written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ColonelPhantom/parallel-prime/Cargo.toml
[INFO] crate ColonelPhantom/parallel-prime already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ColonelPhantom/parallel-prime against try#8ec8125bea94852768b56958f05da47666c21ab0 for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/try#8ec8125bea94852768b56958f05da47666c21ab0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/ColonelPhantom/parallel-prime:/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" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 39fb0ee0f8356d0a3117c3dff3217997b0315079454f6f85cf620875c51adf3f
[INFO] running `"docker" "start" "-a" "39fb0ee0f8356d0a3117c3dff3217997b0315079454f6f85cf620875c51adf3f"`
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking prime v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/threadpool.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     queue: VecDeque<Box<FnOnce()+Send>>,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnOnce()+Send`
[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/threadpool.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |     tasks: Mutex<VecDeque<Box<FnOnce()+Send>>>,
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnOnce()+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `enqueue`
[INFO] [stderr]   --> src/threadpool.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn enqueue<F: 'static>(&self, f: F) where F: FnOnce()+Send {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/threadpool.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     queue: VecDeque<Box<FnOnce()+Send>>,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnOnce()+Send`
[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/threadpool.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 |     tasks: Mutex<VecDeque<Box<FnOnce()+Send>>>,
[INFO] [stderr]    |                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnOnce()+Send`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `enqueue`
[INFO] [stderr]   --> src/threadpool.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn enqueue<F: 'static>(&self, f: F) where F: FnOnce()+Send {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `"docker" "inspect" "39fb0ee0f8356d0a3117c3dff3217997b0315079454f6f85cf620875c51adf3f"`
[INFO] running `"docker" "rm" "-f" "39fb0ee0f8356d0a3117c3dff3217997b0315079454f6f85cf620875c51adf3f"`
[INFO] [stdout] 39fb0ee0f8356d0a3117c3dff3217997b0315079454f6f85cf620875c51adf3f