[INFO] updating cached repository ColonelPhantom/parallel-prime
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ColonelPhantom/parallel-prime
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ColonelPhantom/parallel-prime" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ColonelPhantom/parallel-prime"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/ColonelPhantom/parallel-prime'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ColonelPhantom/parallel-prime" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/ColonelPhantom/parallel-prime"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ColonelPhantom/parallel-prime on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking ColonelPhantom/parallel-prime against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6889bfce82818e80da781c07b6a33f1e82a2659d1f6da38943e3e44ab1eda75a
[INFO] running `"docker" "start" "-a" "6889bfce82818e80da781c07b6a33f1e82a2659d1f6da38943e3e44ab1eda75a"`
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[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: 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: 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 1.97s
[INFO] running `"docker" "inspect" "6889bfce82818e80da781c07b6a33f1e82a2659d1f6da38943e3e44ab1eda75a"`
[INFO] running `"docker" "rm" "-f" "6889bfce82818e80da781c07b6a33f1e82a2659d1f6da38943e3e44ab1eda75a"`
[INFO] [stdout] 6889bfce82818e80da781c07b6a33f1e82a2659d1f6da38943e3e44ab1eda75a