[INFO] fetching crate lender 0.6.2...
[INFO] testing lender-0.6.2 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate lender 0.6.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate lender 0.6.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lender 0.6.2
[INFO] tweaked toml for crates.io crate lender 0.6.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lender 0.6.2 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lender 0.6.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 241001b7be2783a51d48b05b65765044e4c957e4042225b2c037417bf9ae9277
[INFO] running `Command { std: "docker" "start" "-a" "241001b7be2783a51d48b05b65765044e4c957e4042225b2c037417bf9ae9277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "241001b7be2783a51d48b05b65765044e4c957e4042225b2c037417bf9ae9277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241001b7be2783a51d48b05b65765044e4c957e4042225b2c037417bf9ae9277", kill_on_drop: false }`
[INFO] [stdout] 241001b7be2783a51d48b05b65765044e4c957e4042225b2c037417bf9ae9277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46b0d164267c85713fc4ecfe702c59b53fd16c4d77ffec1b283534744a11439c
[INFO] running `Command { std: "docker" "start" "-a" "46b0d164267c85713fc4ecfe702c59b53fd16c4d77ffec1b283534744a11439c", kill_on_drop: false }`
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling maybe-dangling v0.1.2
[INFO] [stderr]    Compiling stable_try_trait_v2 v1.75.1
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling lender-derive v0.1.3
[INFO] [stderr]    Compiling lender v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.49s
[INFO] running `Command { std: "docker" "inspect" "46b0d164267c85713fc4ecfe702c59b53fd16c4d77ffec1b283534744a11439c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b0d164267c85713fc4ecfe702c59b53fd16c4d77ffec1b283534744a11439c", kill_on_drop: false }`
[INFO] [stdout] 46b0d164267c85713fc4ecfe702c59b53fd16c4d77ffec1b283534744a11439c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bdab852c483b488a9ac81f8bdbf24e0e96b55e4e0757016b6d7c71a8734a8e6
[INFO] running `Command { std: "docker" "start" "-a" "0bdab852c483b488a9ac81f8bdbf24e0e96b55e4e0757016b6d7c71a8734a8e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling trybuild v1.0.114
[INFO] [stderr]    Compiling lender v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.40s
[INFO] running `Command { std: "docker" "inspect" "0bdab852c483b488a9ac81f8bdbf24e0e96b55e4e0757016b6d7c71a8734a8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdab852c483b488a9ac81f8bdbf24e0e96b55e4e0757016b6d7c71a8734a8e6", kill_on_drop: false }`
[INFO] [stdout] 0bdab852c483b488a9ac81f8bdbf24e0e96b55e4e0757016b6d7c71a8734a8e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96e9294ae7d56eaa2ea70ac0fb881d304550bce50c304cb3ade463d0e90dbd08
[INFO] running `Command { std: "docker" "start" "-a" "96e9294ae7d56eaa2ea70ac0fb881d304550bce50c304cb3ade463d0e90dbd08", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lender-76c9a4f141aad730)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test adapters::flatten::test::test_flatmap_empty ... ok
[INFO] [stdout] test fallible_adapters::peekable::test::test_peekable ... ok
[INFO] [stdout] test sources::windows_mut::test_array_windows_mut_exact_size ... ok
[INFO] [stdout] test adapters::peekable::test::test_peekable ... ok
[INFO] [stdout] test sources::windows_mut::test_array_windows_mut_mixed ... ok
[INFO] [stdout] test sources::windows_mut::test_array_windows_mut_rev ... ok
[INFO] [stdout] test adapters::flatten::test::test_flatten ... ok
[INFO] [stdout] test sources::windows_mut::test_array_windows_mut ... ok
[INFO] [stdout] test sources::windows_mut::test_windows_mut_exact_size ... ok
[INFO] [stdout] test sources::windows_mut::test_windows_mut_back ... ok
[INFO] [stdout] test fallible_adapters::flatten::test::test_flat_map_empty ... ok
[INFO] [stdout] test sources::windows_mut::test_windows_mut_exact_size_mixed ... ok
[INFO] [stdout] test fallible_adapters::flatten::test::test_flatten ... ok
[INFO] [stdout] test sources::windows_mut::test_windows_mut_rev ... ok
[INFO] [stdout] test sources::windows_mut::test_windows_mut ... ok
[INFO] [stderr]      Running tests/fail.rs (/opt/rustwide/target/debug/deps/fail-925508262c67ad81)
[INFO] [stdout] test sources::windows_mut::test_windows_mut_zero_size_panics - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking stable_try_trait_v2 v1.75.1
[INFO] [stderr]     Checking maybe-dangling v0.1.2
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling lender-derive v0.1.3
[INFO] [stderr]     Checking lender v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lender-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/lender)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.76s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/fail/chain_invariant.rs ... ok
[INFO] [stderr] test tests/fail/chunk_invariant.rs ... ok
[INFO] [stderr] test tests/fail/chunky_invariant.rs ... ok
[INFO] [stderr] test tests/fail/convert_invariant.rs ... ok
[INFO] [stderr] test tests/fail/covariant_fallible_lend_invariant.rs ... ok
[INFO] [stderr] test tests/fail/covariant_lend_invariant.rs ... ok
[INFO] [stderr] test tests/fail/cycle_invariant.rs ... ok
[INFO] [stderr] test tests/fail/empty_invariant.rs ... ok
[INFO] [stderr] test tests/fail/enumerate_invariant.rs ... ok
[INFO] [stderr] test tests/fail/filter_invariant.rs ... ok
[INFO] [stderr] test tests/fail/filter_map_invariant.rs ... ok
[INFO] [stderr] test tests/fail/flatten_invariant.rs ... ok
[INFO] [stderr] test tests/fail/from_fn_invariant.rs ... ok
[INFO] [stderr] test tests/fail/from_iter_invariant.rs ... ok
[INFO] [stderr] test tests/fail/fuse_invariant.rs ... ok
[INFO] [stderr] test tests/fail/hrc_invariant.rs ... ok
[INFO] [stderr] test tests/fail/inspect_invariant.rs ... ok
[INFO] [stderr] test tests/fail/intersperse_invariant.rs ... ok
[INFO] [stderr] test tests/fail/into_fallible_invariant.rs ... ok
[INFO] [stderr] test tests/fail/lend_iter_invariant.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::lend_iter::<Invariant, _>(iter);
[INFO] [stderr]    |                                 ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lend_iter`
[INFO] [stderr]   --> src/sources/from_iter.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn lend_iter<'a, L, I>(iter: I) -> LendIter<'a, L, I>
[INFO] [stderr]    |        --------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `lend_iter`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let _ = lender::lend_fallible_iter::<FallibleInvariant, _>(iter);
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lend_fallible_iter`
[INFO] [stderr]   --> src/fallible_sources/from_iter.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn lend_iter<'a, L, I>(iter: I) -> LendIter<'a, L, I>
[INFO] [stderr]    |        --------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `lend_iter`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:20:33
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::lend_iter::<Invariant, _>(iter);
[INFO] [stderr]    |                                 ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lend_iter`
[INFO] [stderr]   --> src/sources/from_iter.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn lend_iter<'a, L, I>(iter: I) -> LendIter<'a, L, I>
[INFO] [stderr]    |        --------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `lend_iter`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:29:42
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let _ = lender::lend_fallible_iter::<FallibleInvariant, _>(iter);
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/lend_iter_invariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lend_fallible_iter`
[INFO] [stderr]   --> src/fallible_sources/from_iter.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn lend_iter<'a, L, I>(iter: I) -> LendIter<'a, L, I>
[INFO] [stderr]    |        --------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `lend_iter`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/fail/lend_rejects_complex.rs ... ok
[INFO] [stderr] test tests/fail/manual_covariant_lending_invariant.rs ... ok
[INFO] [stderr] test tests/fail/map_bare_closure.rs ... ok
[INFO] [stderr] test tests/fail/map_err_invariant.rs ... ok
[INFO] [stderr] test tests/fail/map_invariant.rs ... ok
[INFO] [stderr] test tests/fail/map_while_invariant.rs ... ok
[INFO] [stderr] test tests/fail/might_look_covariant.rs ... ok
[INFO] [stderr] test tests/fail/mutate_invariant.rs ... ok
[INFO] [stderr] test tests/fail/once_covariant.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::once::<Invariant>(v);
[INFO] [stderr]    |                            ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::once`
[INFO] [stderr]   --> src/sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once<'a, L: ?Sized + CovariantLending>(value: Lend<'a, L>) -> Once<'a, L> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^ required by this bound in `once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::once::<Invariant>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::Once`
[INFO] [stderr]   --> src/sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Once<'a, L>
[INFO] [stderr]    |            ---- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `Once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = lender::fallible_once::<FallibleInvariant, std::io::Error>(v);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_once`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once<'a, L: ?Sized + CovariantFallibleLending, E>(
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = lender::fallible_once::<FallibleInvariant, std::io::Error>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleOnce`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Once<'a, L, E>
[INFO] [stderr]    |            ---- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleOnce`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:28:41
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = lender::fallible_once_err::<FallibleInvariant, _>(std::io::Error::other("test"));
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_once_err`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once_err<L: ?Sized + CovariantFallibleLending, E>(error: E) -> OnceErr<L, E> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `once_err`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = lender::fallible_once_err::<FallibleInvariant, _>(std::io::Error::other("test"));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleOnceErr`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct OnceErr<L, E>
[INFO] [stderr]    |            ------- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleOnceErr`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::once::<Invariant>(v);
[INFO] [stderr]    |                            ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::once`
[INFO] [stderr]   --> src/sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once<'a, L: ?Sized + CovariantLending>(value: Lend<'a, L>) -> Once<'a, L> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^ required by this bound in `once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let _ = lender::once::<Invariant>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::Once`
[INFO] [stderr]   --> src/sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Once<'a, L>
[INFO] [stderr]    |            ---- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `Once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:24:37
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = lender::fallible_once::<FallibleInvariant, std::io::Error>(v);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_once`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once<'a, L: ?Sized + CovariantFallibleLending, E>(
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `once`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = lender::fallible_once::<FallibleInvariant, std::io::Error>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleOnce`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Once<'a, L, E>
[INFO] [stderr]    |            ---- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleOnce`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:28:41
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = lender::fallible_once_err::<FallibleInvariant, _>(std::io::Error::other("test"));
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_once_err`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn once_err<L: ?Sized + CovariantFallibleLending, E>(error: E) -> OnceErr<L, E> {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `once_err`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/once_covariant.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let _ = lender::fallible_once_err::<FallibleInvariant, _>(std::io::Error::other("test"));
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/once_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleOnceErr`
[INFO] [stderr]   --> src/fallible_sources/once.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct OnceErr<L, E>
[INFO] [stderr]    |            ------- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleOnceErr`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/fail/once_invariant.rs ... ok
[INFO] [stderr] test tests/fail/once_with_invariant.rs ... ok
[INFO] [stderr] test tests/fail/peekable_escape.rs ... ok
[INFO] [stderr] test tests/fail/peekable_invariant.rs ... ok
[INFO] [stderr] test tests/fail/repeat_covariant.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:23:30
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let _ = lender::repeat::<Invariant>(v);
[INFO] [stderr]    |                              ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::repeat`
[INFO] [stderr]   --> src/sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat<'a, L>(elt: Lend<'a, L>) -> Repeat<'a, L>
[INFO] [stderr]    |        ------ required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let _ = lender::repeat::<Invariant>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::Repeat`
[INFO] [stderr]   --> src/sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Repeat<'a, L>
[INFO] [stderr]    |            ------ required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `Repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:30:39
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let _ = lender::fallible_repeat::<FallibleInvariant, String>(v);
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat<'a, L, E>(elt: FallibleLend<'a, L>) -> Repeat<'a, L, E>
[INFO] [stderr]    |        ------ required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let _ = lender::fallible_repeat::<FallibleInvariant, String>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleRepeat`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Repeat<'a, L, E>
[INFO] [stderr]    |            ------ required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleRepeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:34:43
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = lender::fallible_repeat_err::<FallibleInvariant, _>("error".to_string());
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_err`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_err<L, E>(error: E) -> RepeatErr<L, E>
[INFO] [stderr]    |        ---------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_err`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = lender::fallible_repeat_err::<FallibleInvariant, _>("error".to_string());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleRepeatErr`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct RepeatErr<L, E>
[INFO] [stderr]    |            --------- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleRepeatErr`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:23:30
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let _ = lender::repeat::<Invariant>(v);
[INFO] [stderr]    |                              ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::repeat`
[INFO] [stderr]   --> src/sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat<'a, L>(elt: Lend<'a, L>) -> Repeat<'a, L>
[INFO] [stderr]    |        ------ required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let _ = lender::repeat::<Invariant>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr]  7 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::Repeat`
[INFO] [stderr]   --> src/sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Repeat<'a, L>
[INFO] [stderr]    |            ------ required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `Repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:30:39
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let _ = lender::fallible_repeat::<FallibleInvariant, String>(v);
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat<'a, L, E>(elt: FallibleLend<'a, L>) -> Repeat<'a, L, E>
[INFO] [stderr]    |        ------ required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let _ = lender::fallible_repeat::<FallibleInvariant, String>(v);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleRepeat`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct Repeat<'a, L, E>
[INFO] [stderr]    |            ------ required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleRepeat`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:34:43
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = lender::fallible_repeat_err::<FallibleInvariant, _>("error".to_string());
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_err`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_err<L, E>(error: E) -> RepeatErr<L, E>
[INFO] [stderr]    |        ---------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_err`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = lender::fallible_repeat_err::<FallibleInvariant, _>("error".to_string());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_covariant.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `FallibleRepeatErr`
[INFO] [stderr]   --> src/fallible_sources/repeat.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub struct RepeatErr<L, E>
[INFO] [stderr]    |            --------- required by a bound in this struct
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `FallibleRepeatErr`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/fail/repeat_invariant.rs ... ok
[INFO] [stderr] test tests/fail/repeat_with_covariant.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let _ = lender::repeat_with::<Invariant, _>(f);
[INFO] [stderr]    |                                   ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr]  8 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::repeat_with`
[INFO] [stderr]   --> src/sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with<'a, L, F>(f: F) -> RepeatWith<'a, L, F>
[INFO] [stderr]    |        ----------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `repeat_with`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:27:44
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let _ = lender::fallible_repeat_with::<FallibleInvariant, std::io::Error, _>(f);
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_with`
[INFO] [stderr]   --> src/fallible_sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with<'a, L, E, F>(f: F) -> RepeatWith<'a, L, E, F>
[INFO] [stderr]    |        ----------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_with`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:33:48
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let _ = lender::fallible_repeat_with_err::<FallibleInvariant, _>(f);
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_with_err`
[INFO] [stderr]   --> src/fallible_sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with_err<L, F>(f: F) -> RepeatWithErr<L, F>
[INFO] [stderr]    |        --------------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_with_err`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0277]: the trait bound `Invariant: lender::CovariantLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let _ = lender::repeat_with::<Invariant, _>(f);
[INFO] [stderr]    |                                   ^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantLending` is not implemented for `Invariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr]  8 | struct Invariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `lender::repeat_with`
[INFO] [stderr]   --> src/sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with<'a, L, F>(f: F) -> RepeatWith<'a, L, F>
[INFO] [stderr]    |        ----------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^ required by this bound in `repeat_with`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:27:44
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let _ = lender::fallible_repeat_with::<FallibleInvariant, std::io::Error, _>(f);
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_with`
[INFO] [stderr]   --> src/fallible_sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with<'a, L, E, F>(f: F) -> RepeatWith<'a, L, E, F>
[INFO] [stderr]    |        ----------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending + 'a,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_with`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `FallibleInvariant: lender::CovariantFallibleLending` is not satisfied
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:33:48
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let _ = lender::fallible_repeat_with_err::<FallibleInvariant, _>(f);
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stderr]    |
[INFO] [stderr] help: the trait `lender::CovariantFallibleLending` is not implemented for `FallibleInvariant`
[INFO] [stderr]   --> tests/fail/repeat_with_covariant.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct FallibleInvariant;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] note: required by a bound in `fallible_repeat_with_err`
[INFO] [stderr]   --> src/fallible_sources/repeat_with.rs
[INFO] [stderr]    |
[INFO] [stderr]    | pub fn repeat_with_err<L, F>(f: F) -> RepeatWithErr<L, F>
[INFO] [stderr]    |        --------------- required by a bound in this function
[INFO] [stderr]    | where
[INFO] [stderr]    |     L: ?Sized + CovariantFallibleLending,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `repeat_with_err`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/fail/repeat_with_invariant.rs ... ok
[INFO] [stderr] test tests/fail/rev_invariant.rs ... ok
[INFO] [stderr] test tests/fail/scan_invariant.rs ... ok
[INFO] [stderr] test tests/fail/skip_invariant.rs ... ok
[INFO] [stderr] test tests/fail/skip_while_invariant.rs ... ok
[INFO] [stderr] test tests/fail/step_by_invariant.rs ... ok
[INFO] [stderr] test tests/fail/take_invariant.rs ... ok
[INFO] [stderr] test tests/fail/take_while_invariant.rs ... ok
[INFO] [stderr] test tests/fail/try_collect.rs ... ok
[INFO] [stderr] test tests/fail/windows_mut_invariant.rs ... ok
[INFO] [stderr] test tests/fail/zip_invariant.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test fail ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- fail stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'fail' (41) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/run.rs:102:13:
[INFO] [stdout] 4 of 47 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6187926d98ca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6187926d98ca - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6187926d98ca - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6187926d98ca - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6187926efd1a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6187926efd1a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x6187926de922 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6187926de922 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6187926b59ff - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6187926b59ff - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6187926d0e59 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61879266ae4c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x61879266ae4c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6187926d1012 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x6187926d1012 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6187926b5ab8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6187926ad169 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6187926b67cd - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6187926f05cc - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61879242fbf4 - trybuild::run::<impl trybuild::Runner>::run::h491ddff2f8536191
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/run.rs:102:13
[INFO] [stdout]   20:     0x618792429bc8 - <trybuild::TestCases as core::ops::drop::Drop>::drop::hd928b7023c21fbf7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.114/src/lib.rs:342:38
[INFO] [stdout]   21:     0x618792423bc7 - core::ptr::drop_in_place<trybuild::TestCases>::h1633a78688070362
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   22:     0x618792423e83 - fail::fail::h8bf03bf3b3f1c739
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/fail.rs:6:1
[INFO] [stdout]   23:     0x618792423eb7 - fail::fail::{{closure}}::hf852dbdaa304c128
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/fail.rs:3:10
[INFO] [stdout]   24:     0x618792423b76 - core::ops::function::FnOnce::call_once::heb10fecebfd13657
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stderr] error: test failed, to rerun pass `--test fail`
[INFO] [stdout]   25:     0x61879265ef2b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x61879265ef2b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x61879266b91b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x61879266b91b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x61879266b91b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x61879266b91b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x61879266b91b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x61879266b91b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x61879266b91b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x618792667034 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x618792667034 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x61879266e522 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x61879266e522 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x61879266e522 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x61879266e522 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x61879266e522 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x61879266e522 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x61879266e522 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6187926d8c0f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   44:     0x6187926d8c0f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   45:     0x7642987acaa4 - <unknown>
[INFO] [stdout]   46:     0x764298839a64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     fail
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "96e9294ae7d56eaa2ea70ac0fb881d304550bce50c304cb3ade463d0e90dbd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e9294ae7d56eaa2ea70ac0fb881d304550bce50c304cb3ade463d0e90dbd08", kill_on_drop: false }`
[INFO] [stdout] 96e9294ae7d56eaa2ea70ac0fb881d304550bce50c304cb3ade463d0e90dbd08
