[INFO] fetching crate median-accumulator 0.2.0...
[INFO] checking median-accumulator-0.2.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate median-accumulator 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate median-accumulator 0.2.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate median-accumulator 0.2.0
[INFO] finished tweaking crates.io crate median-accumulator 0.2.0
[INFO] tweaked toml for crates.io crate median-accumulator 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded medianheap v0.3.0
[INFO] [stderr]   Downloaded min-max-heap v1.3.0
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[INFO] [stdout] e6e02c4298e62ef09e05edc5f66b8aadb5654e8b0e6012181c587cc462d147a9
[INFO] running `Command { std: "docker" "start" "-a" "e6e02c4298e62ef09e05edc5f66b8aadb5654e8b0e6012181c587cc462d147a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6e02c4298e62ef09e05edc5f66b8aadb5654e8b0e6012181c587cc462d147a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e02c4298e62ef09e05edc5f66b8aadb5654e8b0e6012181c587cc462d147a9", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ccc9498c5d538fd6d343db448bc670973bbefe232ada46ec1feb5ff525c7598
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[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `MedianAcc<i32, SmallVec<[(i32, u32); 64]>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:260:77
[INFO] [stdout]     |
[INFO] [stdout] 27  | / pub struct MedianAcc<
[INFO] [stdout] 28  | |     T: Clone + Ord,
[INFO] [stdout] 29  | |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout] 30  | | > {
[INFO] [stdout]     | |_- function or associated item `new` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 260 |               let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                                                                                        ^^^ function or associated item cannot be called on `MedianAcc<i32, SmallVec<[(i32, u32); 64]>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/smallvec-1.13.2/src/lib.rs:768:1
[INFO] [stdout]     |
[INFO] [stdout] 768 |   pub struct SmallVec<A: Array> {
[INFO] [stdout]     |   ----------------------------- doesn't satisfy 14 bounds
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MedianAcc<i32, SmallVec<[(i32, u32); 64]>>` consider using one of the following associated functions:
[INFO] [stdout]       MedianAcc::<T, V>::new
[INFO] [stdout]       MedianAcc::<T, V>::new_from
[INFO] [stdout]    --> src/lib.rs:62:2
[INFO] [stdout]     |
[INFO] [stdout] 62  | /     pub fn new() -> Self
[INFO] [stdout] 63  | |     where
[INFO] [stdout] 64  | |         V: Default,
[INFO] [stdout]     | |___________________^
[INFO] [stdout] ...
[INFO] [stdout] 79  |       pub fn new_from(collection: V) -> Self {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: the following trait bounds were not satisfied:
[INFO] [stdout]       `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]       `SmallVec<[(i32, u32); 64]>: traits::InsertIndex`
[INFO] [stdout]    --> src/lib.rs:54:38
[INFO] [stdout]     |
[INFO] [stdout] 54  |         V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^ unsatisfied trait bound introduced here
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            unsatisfied trait bound introduced here
[INFO] [stdout] 55  |     > MedianAcc<T, V>
[INFO] [stdout]     |       ---------------
[INFO] [stdout] note: trait bound `SmallVec<[(i32, u32); 64]>: Collection` was not satisfied
[INFO] [stdout]    --> src/traits.rs:2:24
[INFO] [stdout]     |
[INFO] [stdout] 2   | pub trait InsertIndex: cc_traits::Collection {
[INFO] [stdout]     |           -----------  ^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound introduced here
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: StackMut<(i32, u32)>`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: PopBack`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: PushBack`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: BackMut`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: CollectionMut`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: Stack<(i32, u32)>`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: Back`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: CollectionRef`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: Len`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `<SmallVec<[(i32, u32); 64]> as Collection>::Item = (i32, u32)`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]             `SmallVec<[(i32, u32); 64]>: cc_traits::Vec<(i32, u32)>`
[INFO] [stdout]             which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `new`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `UniformSampler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SmallVec<[(i32, u32); 64]>: traits::InsertIndex` is not satisfied
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `traits::InsertIndex` is not implemented for `SmallVec<[(i32, u32); 64]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `traits::InsertIndex` is implemented for `std::vec::Vec<T>`
[INFO] [stdout] note: required by a bound in `MedianAcc`
[INFO] [stdout]    --> src/lib.rs:29:67
[INFO] [stdout]     |
[INFO] [stdout] 27  | pub struct MedianAcc<
[INFO] [stdout]     |            --------- required by a bound in this struct
[INFO] [stdout] 28  |     T: Clone + Ord,
[INFO] [stdout] 29  |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                                                      ^^^^^^^^^^^ required by this bound in `MedianAcc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SmallVec<[(i32, u32); 64]>: PushBack` is not satisfied
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `PushBack` is not implemented for `SmallVec<[(i32, u32); 64]>`, which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `PushBack`:
[INFO] [stdout]               std::collections::VecDeque<T>
[INFO] [stdout]               std::vec::Vec<T>
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `StackMut<(i32, u32)>`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `VecMut<(i32, u32)>`
[INFO] [stdout] note: required by a bound in `MedianAcc`
[INFO] [stdout]    --> src/lib.rs:29:37
[INFO] [stdout]     |
[INFO] [stdout] 27  | pub struct MedianAcc<
[INFO] [stdout]     |            --------- required by a bound in this struct
[INFO] [stdout] 28  |     T: Clone + Ord,
[INFO] [stdout] 29  |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `MedianAcc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SmallVec<[(i32, u32); 64]>: PopBack` is not satisfied
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `PopBack` is not implemented for `SmallVec<[(i32, u32); 64]>`, which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `PopBack`:
[INFO] [stdout]               std::collections::VecDeque<T>
[INFO] [stdout]               std::vec::Vec<T>
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `StackMut<(i32, u32)>`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `VecMut<(i32, u32)>`
[INFO] [stdout] note: required by a bound in `MedianAcc`
[INFO] [stdout]    --> src/lib.rs:29:37
[INFO] [stdout]     |
[INFO] [stdout] 27  | pub struct MedianAcc<
[INFO] [stdout]     |            --------- required by a bound in this struct
[INFO] [stdout] 28  |     T: Clone + Ord,
[INFO] [stdout] 29  |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `MedianAcc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SmallVec<[(i32, u32); 64]>: Len` is not satisfied
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Len` is not implemented for `SmallVec<[(i32, u32); 64]>`, which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `Len`:
[INFO] [stdout]               HashMap<K, V>
[INFO] [stdout]               BTreeMap<K, V>
[INFO] [stdout]               HashSet<T>
[INFO] [stdout]               BTreeSet<T>
[INFO] [stdout]               std::collections::VecDeque<T>
[INFO] [stdout]               std::vec::Vec<T>
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `Stack<(i32, u32)>`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `cc_traits::Vec<(i32, u32)>`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `VecMut<(i32, u32)>`
[INFO] [stdout] note: required by a bound in `MedianAcc`
[INFO] [stdout]    --> src/lib.rs:29:37
[INFO] [stdout]     |
[INFO] [stdout] 27  | pub struct MedianAcc<
[INFO] [stdout]     |            --------- required by a bound in this struct
[INFO] [stdout] 28  |     T: Clone + Ord,
[INFO] [stdout] 29  |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `MedianAcc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `SmallVec<[(i32, u32); 64]>: GetMut<usize>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |             let mut median = MedianAcc::<i32, smallvec::SmallVec<[(i32, u32); 64]>>::new();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `GetMut<usize>` is not implemented for `SmallVec<[(i32, u32); 64]>`, which is required by `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `GetMut<T>`:
[INFO] [stdout]               <HashMap<K, V> as GetMut<&'a Q>>
[INFO] [stdout]               <BTreeMap<K, V> as GetMut<&'a Q>>
[INFO] [stdout]               <std::vec::Vec<T> as GetMut<usize>>
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `BackMut`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `StackMut<(i32, u32)>`
[INFO] [stdout]     = note: required for `SmallVec<[(i32, u32); 64]>` to implement `VecMut<(i32, u32)>`
[INFO] [stdout] note: required by a bound in `MedianAcc`
[INFO] [stdout]    --> src/lib.rs:29:37
[INFO] [stdout]     |
[INFO] [stdout] 27  | pub struct MedianAcc<
[INFO] [stdout]     |            --------- required by a bound in this struct
[INFO] [stdout] 28  |     T: Clone + Ord,
[INFO] [stdout] 29  |     V: DerefMut<Target = [(T, u32)]> + cc_traits::VecMut<(T, u32)> + InsertIndex,
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `MedianAcc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `median-accumulator` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "0ccc9498c5d538fd6d343db448bc670973bbefe232ada46ec1feb5ff525c7598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ccc9498c5d538fd6d343db448bc670973bbefe232ada46ec1feb5ff525c7598", kill_on_drop: false }`
[INFO] [stdout] 0ccc9498c5d538fd6d343db448bc670973bbefe232ada46ec1feb5ff525c7598
