[INFO] crate managed-heap 0.1.5 is already in cache
[INFO] extracting crate managed-heap 0.1.5 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/managed-heap/0.1.5
[INFO] extracting crate managed-heap 0.1.5 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/managed-heap/0.1.5
[INFO] validating manifest of managed-heap-0.1.5 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 managed-heap-0.1.5 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 managed-heap-0.1.5
[INFO] finished frobbing managed-heap-0.1.5
[INFO] frobbed toml for managed-heap-0.1.5 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/managed-heap/0.1.5/Cargo.toml
[INFO] started frobbing managed-heap-0.1.5
[INFO] finished frobbing managed-heap-0.1.5
[INFO] frobbed toml for managed-heap-0.1.5 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/managed-heap/0.1.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking managed-heap-0.1.5 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-3/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/managed-heap/0.1.5:/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] 62d1ce1952946c353222ece1ccac341f022340fe84706766f231308c397ef5af
[INFO] running `"docker" "start" "-a" "62d1ce1952946c353222ece1ccac341f022340fe84706766f231308c397ef5af"`
[INFO] [stderr]     Checking managed-heap v0.1.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/block/set.rs:23:38
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn iter<'a>(&'a self) -> Box<Iterator<Item = &Block> + 'a> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Block> + 'a`
[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/heap.rs:144:38
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn used<'a>(&'a self) -> Box<Iterator<Item = &Block> + 'a> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Block> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/managed.rs:50:47
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn gc<T>(&mut self, roots: &mut [&mut GcRoot<T>])
[INFO] [stderr]    |                                               ^^^^^^^^^ help: use `dyn`: `dyn GcRoot<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:20:42
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn children<'a>(&'a mut self) -> Box<Iterator<Item = &'a mut I> + 'a>;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a mut I> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/block/set.rs:23:38
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn iter<'a>(&'a self) -> Box<Iterator<Item = &Block> + 'a> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Block> + 'a`
[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/heap.rs:144:38
[INFO] [stderr]     |
[INFO] [stderr] 144 |     pub fn used<'a>(&'a self) -> Box<Iterator<Item = &Block> + 'a> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &Block> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/managed.rs:50:47
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn gc<T>(&mut self, roots: &mut [&mut GcRoot<T>])
[INFO] [stderr]    |                                               ^^^^^^^^^ help: use `dyn`: `dyn GcRoot<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:101:50
[INFO] [stderr]     |
[INFO] [stderr] 101 |             fn children<'a>(&'a mut self) -> Box<Iterator<Item = &'a mut IntegerObject> + 'a> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a mut IntegerObject> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:173:41
[INFO] [stderr]     |
[INFO] [stderr] 173 |                 let mut roots: Vec<&mut GcRoot<IntegerObject>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<IntegerObject>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:180:41
[INFO] [stderr]     |
[INFO] [stderr] 180 |                 let mut roots: Vec<&mut GcRoot<IntegerObject>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<IntegerObject>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:187:37
[INFO] [stderr]     |
[INFO] [stderr] 187 |             let mut roots: Vec<&mut GcRoot<IntegerObject>> = vec![&mut gc_root];
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<IntegerObject>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:215:50
[INFO] [stderr]     |
[INFO] [stderr] 215 |             fn children<'a>(&'a mut self) -> Box<Iterator<Item = &'a mut LinkedList> + 'a> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a mut LinkedList> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:364:41
[INFO] [stderr]     |
[INFO] [stderr] 364 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:371:41
[INFO] [stderr]     |
[INFO] [stderr] 371 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:378:37
[INFO] [stderr]     |
[INFO] [stderr] 378 |             let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:395:41
[INFO] [stderr]     |
[INFO] [stderr] 395 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:403:41
[INFO] [stderr]     |
[INFO] [stderr] 403 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:411:37
[INFO] [stderr]     |
[INFO] [stderr] 411 |             let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:431:45
[INFO] [stderr]     |
[INFO] [stderr] 431 |                     let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:438:45
[INFO] [stderr]     |
[INFO] [stderr] 438 |                     let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:445:41
[INFO] [stderr]     |
[INFO] [stderr] 445 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/managed.rs:450:41
[INFO] [stderr]     |
[INFO] [stderr] 450 |                 let mut roots: Vec<&mut GcRoot<LinkedList>> = vec![&mut gc_root];
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn GcRoot<LinkedList>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/trace.rs:20:42
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn children<'a>(&'a mut self) -> Box<Iterator<Item = &'a mut I> + 'a>;
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a mut I> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "62d1ce1952946c353222ece1ccac341f022340fe84706766f231308c397ef5af"`
[INFO] running `"docker" "rm" "-f" "62d1ce1952946c353222ece1ccac341f022340fe84706766f231308c397ef5af"`
[INFO] [stdout] 62d1ce1952946c353222ece1ccac341f022340fe84706766f231308c397ef5af