[INFO] fetching crate mut_set 0.4.1...
[INFO] testing mut_set-0.4.1 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate mut_set 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mut_set 0.4.1 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mut_set 0.4.1
[INFO] finished tweaking crates.io crate mut_set 0.4.1
[INFO] tweaked toml for crates.io crate mut_set 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mut_set_derive v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e4da3b939e3bd041c9687154f2835d725773f967fa6b7f39ecb8d496bc25591
[INFO] running `Command { std: "docker" "start" "-a" "7e4da3b939e3bd041c9687154f2835d725773f967fa6b7f39ecb8d496bc25591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e4da3b939e3bd041c9687154f2835d725773f967fa6b7f39ecb8d496bc25591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4da3b939e3bd041c9687154f2835d725773f967fa6b7f39ecb8d496bc25591", kill_on_drop: false }`
[INFO] [stdout] 7e4da3b939e3bd041c9687154f2835d725773f967fa6b7f39ecb8d496bc25591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 989ed0ad0049947430df9459062050b2bea54f67e0db9a03da667e5197c7cc85
[INFO] running `Command { std: "docker" "start" "-a" "989ed0ad0049947430df9459062050b2bea54f67e0db9a03da667e5197c7cc85", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling mut_set_derive v0.4.1
[INFO] [stderr]    Compiling mut_set v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "989ed0ad0049947430df9459062050b2bea54f67e0db9a03da667e5197c7cc85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989ed0ad0049947430df9459062050b2bea54f67e0db9a03da667e5197c7cc85", kill_on_drop: false }`
[INFO] [stdout] 989ed0ad0049947430df9459062050b2bea54f67e0db9a03da667e5197c7cc85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b1b65166fb0079d300c85eaae1c1cd120a308adde081abc7090c5916cd828da
[INFO] running `Command { std: "docker" "start" "-a" "7b1b65166fb0079d300c85eaae1c1cd120a308adde081abc7090c5916cd828da", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut_set v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "7b1b65166fb0079d300c85eaae1c1cd120a308adde081abc7090c5916cd828da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1b65166fb0079d300c85eaae1c1cd120a308adde081abc7090c5916cd828da", kill_on_drop: false }`
[INFO] [stdout] 7b1b65166fb0079d300c85eaae1c1cd120a308adde081abc7090c5916cd828da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14bc873355cc87e21fcbe36c1e1ff3ab86bf1a143f9a50f8d124bf1efb3aa616
[INFO] running `Command { std: "docker" "start" "-a" "14bc873355cc87e21fcbe36c1e1ff3ab86bf1a143f9a50f8d124bf1efb3aa616", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mut_set-f4bb8efae231025c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mut_set
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/impl_difference.rs - impl_difference::Intersection (line 14) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::Union (line 96) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::SymmetricDifference (line 71) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::Difference (line 43) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::MutSet<T,S>::intersection (line 365) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::MutSet<T,S>::difference (line 302) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::MutSet<T,S>::symmetric_difference (line 329) ... ok
[INFO] [stdout] test src/impl_difference.rs - impl_difference::MutSet<T,S>::union (line 391) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::capacity (line 655) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::clear (line 830) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::hasher (line 909) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::contains (line 221) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::get (line 249) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::get_mut (line 283) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::from (line 94) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::insert (line 503) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::is_disjoint (line 422) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::is_empty (line 712) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::is_subset (line 447) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::is_superset (line 472) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::remove (line 560) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::len (line 695) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::iter (line 670) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::replace (line 536) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::reserve (line 134) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::shrink_to_fit (line 175) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::try_reserve (line 159) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::shrink_to (line 197) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::retain (line 806) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::with_capacity_and_hasher (line 890) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::take (line 590) ... ok
[INFO] [stdout] test src/impl_set.rs - impl_set::MutSet<T,S>::with_hasher (line 858) ... ok
[INFO] [stdout] test src/lib.rs - MutSet (line 73) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - MutSet (line 73) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `MyItem` in this scope
[INFO] [stdout]  --> src/lib.rs:77:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MyItem<T1, T2>
[INFO] [stdout]   |            ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 3) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `MyItem` in this scope
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct MyItem<T1, T2>
[INFO] [stdout]   |            ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]    --> src/lib.rs:21:9
[INFO] [stdout]     |
[INFO] [stdout] 21  |     set.insert(MyItem {
[INFO] [stdout]     |         ^^^^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `mut_set::impl_set::<impl MutSet<T, S>>::insert`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/impl_set.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 |     T: Item,
[INFO] [stdout]     |        ^^^^ required by this bound in `mut_set::impl_set::<impl MutSet<T, S>>::insert`
[INFO] [stdout] ...
[INFO] [stdout] 513 |     pub fn insert(&mut self, v: T) -> bool {
[INFO] [stdout]     |            ------ required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]   --> src/lib.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut set = mut_set::MutSet::new();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `mut_set::impl_set::<impl MutSet<T>>::new`
[INFO] [stdout]   --> /opt/rustwide/workdir/src/impl_set.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl<T: Item> MutSet<T, RandomState> {
[INFO] [stdout]    |         ^^^^ required by this bound in `mut_set::impl_set::<impl MutSet<T>>::new`
[INFO] [stdout] 40 |     #[inline]
[INFO] [stdout] 41 |     pub fn new() -> Self {
[INFO] [stdout]    |            --- required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]    --> src/lib.rs:19:19
[INFO] [stdout]     |
[INFO] [stdout] 19  |     let mut set = mut_set::MutSet::new();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `MutSet`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:127:22
[INFO] [stdout]     |
[INFO] [stdout] 127 | pub struct MutSet<T: Item, S: BuildHasher = RandomState> {
[INFO] [stdout]     |                      ^^^^ required by this bound in `MutSet`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]   --> src/lib.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     println!("{:?}", set);
[INFO] [stdout]    |               ----   ^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`, which is required by `MutSet<_>: Debug`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is implemented for `MutSet<T>`
[INFO] [stdout]    = note: required for `MutSet<MyItem<{integer}, String>>` to implement `Debug`
[INFO] [stdout] note: required by a bound in `core::fmt::rt::Argument::<'_>::new_debug`
[INFO] [stdout]   --> /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:117:5
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `insert` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:27:9
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct MyItem<T1, T2>
[INFO] [stdout]     | ------------------------- doesn't satisfy `MyItem<{integer}, String>: Item`
[INFO] [stdout] ...
[INFO] [stdout] 27  |     set.insert(MyItem {
[INFO] [stdout]     |     ----^^^^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `MyItem<{integer}, String>: Item`
[INFO] [stdout] note: the trait `Item` must be implemented
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub trait Item
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]   --> src/lib.rs:33:22
[INFO] [stdout]    |
[INFO] [stdout] 33 |     println!("{:?}", set);
[INFO] [stdout]    |               ----   ^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`, which is required by `MutSet<MyItem<{integer}, String>>: Debug`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is implemented for `MutSet<T>`
[INFO] [stdout]    = note: required for `MutSet<MyItem<{integer}, String>>` to implement `Debug`
[INFO] [stdout] note: required by a bound in `core::fmt::rt::Argument::<'_>::new_debug`
[INFO] [stdout]   --> /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:117:5
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `iter` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:34:18
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct MyItem<T1, T2>
[INFO] [stdout]     | ------------------------- doesn't satisfy `MyItem<{integer}, String>: Item`
[INFO] [stdout] ...
[INFO] [stdout] 34  |     for v in set.iter() {
[INFO] [stdout]     |                  ^^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `MyItem<{integer}, String>: Item`
[INFO] [stdout] note: the trait `Item` must be implemented
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub trait Item
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `iter_mut` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:37:18
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct MyItem<T1, T2>
[INFO] [stdout]     | ------------------------- doesn't satisfy `MyItem<{integer}, String>: Item` or `MyItem<{integer}, String>: MutSetDeref`
[INFO] [stdout] ...
[INFO] [stdout] 37  |     for v in set.iter_mut() {
[INFO] [stdout]     |                  ^^^^^^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `MyItem<{integer}, String>: MutSetDeref`
[INFO] [stdout]             `MyItem<{integer}, String>: Item`
[INFO] [stdout] note: the traits `Item` and `MutSetDeref` must be implemented
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub trait Item
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 140 | pub trait MutSetDeref {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]   --> src/lib.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |     println!("{:?}", set);
[INFO] [stdout]    |               ----   ^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`, which is required by `MutSet<MyItem<{integer}, String>>: Debug`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is implemented for `MutSet<T>`
[INFO] [stdout]    = note: required for `MutSet<MyItem<{integer}, String>>` to implement `Debug`
[INFO] [stdout] note: required by a bound in `core::fmt::rt::Argument::<'_>::new_debug`
[INFO] [stdout]   --> /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:117:5
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `get` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:44:26
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct MyItem<T1, T2>
[INFO] [stdout]     | ------------------------- doesn't satisfy `MyItem<{integer}, String>: Item`
[INFO] [stdout] ...
[INFO] [stdout] 44  |     println!("{:?}", set.get(&MyItem::new_id(2, "www".to_string())));
[INFO] [stdout]     |                          ^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `MyItem<{integer}, String>: Item`
[INFO] [stdout] note: the trait `Item` must be implemented
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub trait Item
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_id` found for struct `MyItem` in the current scope
[INFO] [stdout]   --> src/lib.rs:44:39
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct MyItem<T1, T2>
[INFO] [stdout]    | ------------------------- function or associated item `new_id` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 44 |     println!("{:?}", set.get(&MyItem::new_id(2, "www".to_string())));
[INFO] [stdout]    |                                       ^^^^^^ function or associated item not found in `MyItem<_, _>`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `replace` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/lib.rs:45:9
[INFO] [stdout]     |
[INFO] [stdout] 7   | pub struct MyItem<T1, T2>
[INFO] [stdout]     | ------------------------- doesn't satisfy `MyItem<{integer}, String>: Item`
[INFO] [stdout] ...
[INFO] [stdout] 45  |     set.replace(MyItem {
[INFO] [stdout]     |     ----^^^^^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `MyItem<{integer}, String>: Item`
[INFO] [stdout] note: the trait `Item` must be implemented
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:131:1
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub trait Item
[INFO] [stdout]     | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MyItem<{integer}, String>: Item` is not satisfied
[INFO] [stdout]   --> src/lib.rs:51:22
[INFO] [stdout]    |
[INFO] [stdout] 51 |     println!("{:?}", set);
[INFO] [stdout]    |               ----   ^^^ the trait `Item` is not implemented for `MyItem<{integer}, String>`, which is required by `MutSet<MyItem<{integer}, String>>: Debug`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is implemented for `MutSet<T>`
[INFO] [stdout]    = note: required for `MutSet<MyItem<{integer}, String>>` to implement `Debug`
[INFO] [stdout] note: required by a bound in `core::fmt::rt::Argument::<'_>::new_debug`
[INFO] [stdout]   --> /rustc/df4ca44d3fbc9301ee17f30f4d474e6ae4b05252/library/core/src/fmt/rt.rs:117:5
[INFO] [stdout]    = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `into_iter` exists for struct `MutSet<MyItem<{integer}, String>>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for v in set.into_iter() {
[INFO] [stdout]    |                  ^^^^^^^^^ method cannot be called on `MutSet<MyItem<{integer}, String>>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `&mut MutSet<MyItem<{integer}, String>>: Iterator`
[INFO] [stdout]            which is required by `&mut MutSet<MyItem<{integer}, String>>: IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 3)
[INFO] [stdout]     src/lib.rs - MutSet (line 73)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "14bc873355cc87e21fcbe36c1e1ff3ab86bf1a143f9a50f8d124bf1efb3aa616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bc873355cc87e21fcbe36c1e1ff3ab86bf1a143f9a50f8d124bf1efb3aa616", kill_on_drop: false }`
[INFO] [stdout] 14bc873355cc87e21fcbe36c1e1ff3ab86bf1a143f9a50f8d124bf1efb3aa616
