[INFO] fetching crate median-accumulator 0.2.0...
[INFO] testing median-accumulator-0.2.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate median-accumulator 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate median-accumulator 0.2.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc-traits v1.0.0
[INFO] [stderr]   Downloaded medianheap v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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_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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65ec8be5f23f57f532606bb5c5d834f9023e6cd883f087cf7909da10799f9eef
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[INFO] running `Command { std: "docker" "inspect" "65ec8be5f23f57f532606bb5c5d834f9023e6cd883f087cf7909da10799f9eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ec8be5f23f57f532606bb5c5d834f9023e6cd883f087cf7909da10799f9eef", kill_on_drop: false }`
[INFO] [stdout] 65ec8be5f23f57f532606bb5c5d834f9023e6cd883f087cf7909da10799f9eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bcdf6456f3ba1e7df7f77cd5748be1d345ca64cc4cc43414ae34581df29a821
[INFO] running `Command { std: "docker" "start" "-a" "6bcdf6456f3ba1e7df7f77cd5748be1d345ca64cc4cc43414ae34581df29a821", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc-traits v1.0.0
[INFO] [stderr]    Compiling median-accumulator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "6bcdf6456f3ba1e7df7f77cd5748be1d345ca64cc4cc43414ae34581df29a821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bcdf6456f3ba1e7df7f77cd5748be1d345ca64cc4cc43414ae34581df29a821", kill_on_drop: false }`
[INFO] [stdout] 6bcdf6456f3ba1e7df7f77cd5748be1d345ca64cc4cc43414ae34581df29a821
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbd331405fe6d0aec061f3519d3ccc1d9dae1f2343b769615489896e411ee0cb
[INFO] running `Command { std: "docker" "start" "-a" "bbd331405fe6d0aec061f3519d3ccc1d9dae1f2343b769615489896e411ee0cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling half v2.3.1
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling min-max-heap v1.3.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling medianheap v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling median-accumulator v0.2.0 (/opt/rustwide/workdir)
[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-1.13.1/src/lib.rs:768:1
[INFO] [stdout]     |
[INFO] [stdout] 768 |   pub struct SmallVec<A: Array> {
[INFO] [stdout]     |   -----------------------------
[INFO] [stdout]     |   |
[INFO] [stdout]     |   doesn't satisfy `<_ as Collection>::Item = (i32, u32)`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: BackMut`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: Back`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: CollectionMut`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: CollectionRef`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: Collection`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: Len`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: PopBack`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: PushBack`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: Stack<(i32, u32)>`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: StackMut<(i32, u32)>`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: VecMut<(i32, u32)>`
[INFO] [stdout]     |   doesn't satisfy `SmallVec<[(i32, u32); 64]>: traits::InsertIndex`
[INFO] [stdout]     |   doesn't satisfy `_: Vec<(i32, u32)>`
[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] 
[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]>`
[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]>`
[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]>`
[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]>`
[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" "bbd331405fe6d0aec061f3519d3ccc1d9dae1f2343b769615489896e411ee0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd331405fe6d0aec061f3519d3ccc1d9dae1f2343b769615489896e411ee0cb", kill_on_drop: false }`
[INFO] [stdout] bbd331405fe6d0aec061f3519d3ccc1d9dae1f2343b769615489896e411ee0cb
