[INFO] updating cached repository nathanfaucett/rs-array
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nathanfaucett/rs-array
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nathanfaucett/rs-array" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nathanfaucett/rs-array"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nathanfaucett/rs-array'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nathanfaucett/rs-array" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nathanfaucett/rs-array"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nathanfaucett/rs-array'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fbe216d62a44a3410ab646f66cab91cb05388857
[INFO] sha for GitHub repo nathanfaucett/rs-array: fbe216d62a44a3410ab646f66cab91cb05388857
[INFO] validating manifest of nathanfaucett/rs-array on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nathanfaucett/rs-array on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nathanfaucett/rs-array
[INFO] finished frobbing nathanfaucett/rs-array
[INFO] frobbed toml for nathanfaucett/rs-array written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nathanfaucett/rs-array/Cargo.toml
[INFO] started frobbing nathanfaucett/rs-array
[INFO] finished frobbing nathanfaucett/rs-array
[INFO] frobbed toml for nathanfaucett/rs-array written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/nathanfaucett/rs-array/Cargo.toml
[INFO] crate nathanfaucett/rs-array already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nathanfaucett/rs-array against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/nathanfaucett/rs-array:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ecf532607b393b5787833a601347428012f1bb4bbc10ec9b8d32f6927654df4e
[INFO] running `"docker" "start" "-a" "ecf532607b393b5787833a601347428012f1bb4bbc10ec9b8d32f6927654df4e"`
[INFO] [stderr]     Checking collection_traits v0.1.0 (https://github.com/nathanfaucett/rs-collection_traits#59414f0b)
[INFO] [stderr] error[E0432]: unresolved import `alloc::btree_map`
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use alloc::btree_map::{BTreeMap, Iter, IterMut};
[INFO] [stderr]   |            ^^^^^^^^^ could not find `btree_map` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `alloc::btree_set`
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_set.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use alloc::btree_set::BTreeSet;
[INFO] [stderr]   |            ^^^^^^^^^ could not find `btree_set` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `alloc::linked_list`, `alloc::linked_list`
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use alloc::linked_list::{self, LinkedList};
[INFO] [stderr]   |            ^^^^^^^^^^^   ^^^^ no `linked_list` in the root
[INFO] [stderr]   |            |
[INFO] [stderr]   |            could not find `linked_list` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Iter` in module `linked_list`
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:125:30
[INFO] [stderr]     |
[INFO] [stderr] 125 |     type Iter = linked_list::Iter<'a, T>;
[INFO] [stderr]     |                              ^^^^ not found in `linked_list`
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::binary_heap::Iter;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::btree_map::Iter;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::btree_set::Iter;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::linked_list::Iter;
[INFO] [stderr]     |
[INFO] [stderr] and 5 other candidates
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `IterMut` in module `linked_list`
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:134:33
[INFO] [stderr]     |
[INFO] [stderr] 134 |     type IterMut = linked_list::IterMut<'a, T>;
[INFO] [stderr]     |                                 ^^^^^^^ not found in `linked_list`
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::btree_map::IterMut;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::linked_list::IterMut;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::collections::vec_deque::IterMut;
[INFO] [stderr]     |
[INFO] [stderr] 1   | use alloc::slice::IterMut;
[INFO] [stderr]     |
[INFO] [stderr] and 3 other candidates
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `K` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl<K, V> Collection for BTreeMap<K, V>
[INFO] [stderr]   |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | impl<K, V> Collection for BTreeMap<K, V>
[INFO] [stderr]   |         ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `K` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:17:6
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<K, V> CollectionMut for BTreeMap<K, V>
[INFO] [stderr]    |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<K, V> CollectionMut for BTreeMap<K, V>
[INFO] [stderr]    |         ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `K` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:37:10
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<'a, K, Q: ?Sized, V> RemoveMut<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |          ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:37:24
[INFO] [stderr]    |
[INFO] [stderr] 37 | impl<'a, K, Q: ?Sized, V> RemoveMut<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |                        ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `K` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:49:10
[INFO] [stderr]    |
[INFO] [stderr] 49 | impl<'a, K, Q: ?Sized, V> Get<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |          ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 | impl<'a, K, Q: ?Sized, V> Get<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |                        ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `K` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:60:10
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl<'a, K, Q: ?Sized, V> GetMut<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |          ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_map.rs:60:24
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl<'a, K, Q: ?Sized, V> GetMut<&'a Q> for BTreeMap<K, V>
[INFO] [stderr]    |                        ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_set.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl<V> Collection for BTreeSet<V>
[INFO] [stderr]   |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `V` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/btree_set.rs:15:6
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl<V> CollectionMut for BTreeSet<V>
[INFO] [stderr]    |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]  --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:6:6
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl<T> Collection for LinkedList<T> {
[INFO] [stderr]   |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl<T> CollectionMut for LinkedList<T> {
[INFO] [stderr]    |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:91:6
[INFO] [stderr]    |
[INFO] [stderr] 91 | impl<T> RemoveMut<usize> for LinkedList<T> {
[INFO] [stderr]    |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:109:6
[INFO] [stderr]     |
[INFO] [stderr] 109 | impl<T> Get<usize> for LinkedList<T> {
[INFO] [stderr]     |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error[E0207]: the type parameter `T` is not constrained by the impl trait, self type, or predicates
[INFO] [stderr]    --> /opt/crater/cargo-home/git/checkouts/rs-collection_traits-dca7cc2c0ed7a0a9/59414f0/src/linked_list.rs:117:6
[INFO] [stderr]     |
[INFO] [stderr] 117 | impl<T> GetMut<usize> for LinkedList<T> {
[INFO] [stderr]     |      ^ unconstrained type parameter
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 22 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0207, E0412, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0207`.
[INFO] [stderr] error: Could not compile `collection_traits`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ecf532607b393b5787833a601347428012f1bb4bbc10ec9b8d32f6927654df4e"`
[INFO] running `"docker" "rm" "-f" "ecf532607b393b5787833a601347428012f1bb4bbc10ec9b8d32f6927654df4e"`
[INFO] [stdout] ecf532607b393b5787833a601347428012f1bb4bbc10ec9b8d32f6927654df4e