[INFO] cloning repository https://github.com/AxelUlmestig/emojfuscate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AxelUlmestig/emojfuscate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxelUlmestig%2Femojfuscate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxelUlmestig%2Femojfuscate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23511c6125c85480572da4df12c07a7b8aa5f123
[INFO] testing AxelUlmestig/emojfuscate against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxelUlmestig%2Femojfuscate" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AxelUlmestig/emojfuscate
[INFO] finished tweaking git repo https://github.com/AxelUlmestig/emojfuscate
[INFO] tweaked toml for git repo https://github.com/AxelUlmestig/emojfuscate written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AxelUlmestig/emojfuscate on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AxelUlmestig/emojfuscate 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28e50da12b04532eca4e42ba62ed89f0a7bd8a9d808d6dbd41aef94a0229cb31
[INFO] running `Command { std: "docker" "start" "-a" "28e50da12b04532eca4e42ba62ed89f0a7bd8a9d808d6dbd41aef94a0229cb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28e50da12b04532eca4e42ba62ed89f0a7bd8a9d808d6dbd41aef94a0229cb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e50da12b04532eca4e42ba62ed89f0a7bd8a9d808d6dbd41aef94a0229cb31", kill_on_drop: false }`
[INFO] [stdout] 28e50da12b04532eca4e42ba62ed89f0a7bd8a9d808d6dbd41aef94a0229cb31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] ac82ef865c0d7ab6052e37ec0e3bb8028e244e2487808c13b267468facf5565b
[INFO] running `Command { std: "docker" "start" "-a" "ac82ef865c0d7ab6052e37ec0e3bb8028e244e2487808c13b267468facf5565b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling emojfuscate_derive v0.1.0
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling emojfuscate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.65s
[INFO] running `Command { std: "docker" "inspect" "ac82ef865c0d7ab6052e37ec0e3bb8028e244e2487808c13b267468facf5565b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac82ef865c0d7ab6052e37ec0e3bb8028e244e2487808c13b267468facf5565b", kill_on_drop: false }`
[INFO] [stdout] ac82ef865c0d7ab6052e37ec0e3bb8028e244e2487808c13b267468facf5565b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 9ef95dcfd3e262e6e82d6bcbe79530d581e626c5892571e280c495faad33e59b
[INFO] running `Command { std: "docker" "start" "-a" "9ef95dcfd3e262e6e82d6bcbe79530d581e626c5892571e280c495faad33e59b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.4.0
[INFO] [stderr]    Compiling emojfuscate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]    --> tests/tests.rs:453:22
[INFO] [stdout]     |
[INFO] [stdout] 453 |                 Just(A),
[INFO] [stdout]     |                      ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `Command { std: "docker" "inspect" "9ef95dcfd3e262e6e82d6bcbe79530d581e626c5892571e280c495faad33e59b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef95dcfd3e262e6e82d6bcbe79530d581e626c5892571e280c495faad33e59b", kill_on_drop: false }`
[INFO] [stdout] 9ef95dcfd3e262e6e82d6bcbe79530d581e626c5892571e280c495faad33e59b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 4c4b7803eadb174d5a1c7b999bc472f6f06b7ab3676e1276d24bff17ec5c2ce0
[INFO] running `Command { std: "docker" "start" "-a" "4c4b7803eadb174d5a1c7b999bc472f6f06b7ab3676e1276d24bff17ec5c2ce0", kill_on_drop: false }`
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> tests/tests.rs:453:22
[INFO] [stderr]     |
[INFO] [stderr] 453 |                 Just(A),
[INFO] [stderr]     |                      ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `emojfuscate` (test "tests") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/emojfuscate/mod.rs (/opt/rustwide/target/debug/build/emojfuscate/40de323fa9fda3bf/deps/emojfuscate-40de323fa9fda3bf)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/build/emojfuscate/1b34fa00b4da77e3/deps/tests-1b34fa00b4da77e3)
[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] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::emojfuscate_infinite_streams ... ok
[INFO] [stdout] test tests::emojfuscate_derive_construct_from_emoji_unit_struct ... ok
[INFO] [stdout] test tests::emojfuscate_i64 ... ok
[INFO] [stdout] test tests::emojfuscate_f32 ... ok
[INFO] [stdout] test tests::emojfuscate_f64 ... ok
[INFO] [stdout] test tests::emojfuscate_i16 ... ok
[INFO] [stdout] test tests::emojfuscate_i8 ... ok
[INFO] [stdout] test tests::emojfuscate_bool ... ok
[INFO] [stdout] test tests::emojfuscate_i32 ... ok
[INFO] [stdout] test tests::emojfuscate_tuple ... ok
[INFO] [stdout] test tests::emojfuscate_i128 ... ok
[INFO] [stdout] test tests::emojfuscate_derive_enum_generic ... ok
[INFO] [stdout] test tests::emojfuscate_tuple_4 ... ok
[INFO] [stdout] test tests::emojfuscate_tuple_5 ... ok
[INFO] [stdout] test tests::emojfuscate_tuple_6 ... ok
[INFO] [stdout] test tests::emojfuscate_option_u8_array ... ok
[INFO] [stdout] test tests::emojfuscate_u16 ... ok
[INFO] [stdout] test tests::emojfuscate_u32 ... ok
[INFO] [stdout] test tests::emojfuscate_u64 ... ok
[INFO] [stdout] test tests::emojfuscate_u8_array ... ok
[INFO] [stdout] test tests::emojfuscate_u128 ... ok
[INFO] [stdout] test tests::emojfuscate_u8 ... ok
[INFO] [stdout] test tests::emojfuscate_uuid_with_spaces ... ok
[INFO] [stdout] test tests::emojfuscate_uuid ... ok
[INFO] [stdout] test tests::emojfuscate_derive_enum ... ok
[INFO] [stdout] test tests::emojfuscate_single_tuple ... ok
[INFO] [stdout] test tests::emojfuscate_string ... ok
[INFO] [stdout] test tests::emojfuscate_u8_vec ... ok
[INFO] [stdout] test tests::emojfuscate_u8_stream ... ok
[INFO] [stdout] test tests::emojfuscate_derive_construct_from_emoji_tuple_struct_with_generics ... ok
[INFO] [stdout] test tests::emojfuscate_derive_construct_from_emoji_tuple_struct ... ok
[INFO] [stdout] test tests::emojfuscate_derive_construct_from_emoji_named_fields ... ok
[INFO] [stdout] test tests::emojfuscate_derive_construct_from_emoji_named_fields_with_generics ... ok
[INFO] [stdout] test tests::emojfuscate_string_tuple ... ok
[INFO] [stdout] test tests::emojfuscate_string_triple ... ok
[INFO] [stdout] test tests::emojfuscate_string_vec ... ok
[INFO] [stdout] test tests::emojfuscate_result_u8_string_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.33s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests emojfuscate
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/emojfuscate/emojfuscate.rs - emojfuscate::impl_emojfuscate_for_tuple_reference (line 736) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/emojfuscate/emojfuscate.rs - emojfuscate::impl_emojfuscate_for_tuple_reference (line 736) stdout ----
[INFO] [stdout] error[E0405]: cannot find trait `Emojfuscate` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:738:20
[INFO] [stdout]     |
[INFO] [stdout] 738 | impl<A, B, I1, I2> Emojfuscate<IteratorWrapper<Chain<I1, I2>>> for &(A, B)
[INFO] [stdout]     |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::Emojfuscate;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `IteratorWrapper` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:738:32
[INFO] [stdout]     |
[INFO] [stdout] 738 | impl<A, B, I1, I2> Emojfuscate<IteratorWrapper<Chain<I1, I2>>> for &(A, B)
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Chain` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:738:48
[INFO] [stdout]     |
[INFO] [stdout] 738 | impl<A, B, I1, I2> Emojfuscate<IteratorWrapper<Chain<I1, I2>>> for &(A, B)
[INFO] [stdout]     |                                                ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout] 735 + use std::io::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 735 + use std::iter::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 735 + use core::iter::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Emojfuscate` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:740:20
[INFO] [stdout]     |
[INFO] [stdout] 740 |     for<'a> &'a A: Emojfuscate<I1>,
[INFO] [stdout]     |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::Emojfuscate;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Emojfuscate` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:741:20
[INFO] [stdout]     |
[INFO] [stdout] 741 |     for<'a> &'a B: Emojfuscate<I2>,
[INFO] [stdout]     |                    ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this trait
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::Emojfuscate;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `ByteInSequence` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:742:25
[INFO] [stdout]     |
[INFO] [stdout] 742 |     I1: Iterator<Item = ByteInSequence>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::ByteInSequence;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `ByteInSequence` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:743:25
[INFO] [stdout]     |
[INFO] [stdout] 743 |     I2: Iterator<Item = ByteInSequence>,
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::ByteInSequence;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `EncodeBytesAsEmoji` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:745:36
[INFO] [stdout]     |
[INFO] [stdout] 745 |     fn emojfuscate_stream(self) -> EncodeBytesAsEmoji<IteratorWrapper<Chain<I1, I2>>> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 735 + use emojfuscate::EncodeBytesAsEmoji;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `IteratorWrapper` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:745:55
[INFO] [stdout]     |
[INFO] [stdout] 745 |     fn emojfuscate_stream(self) -> EncodeBytesAsEmoji<IteratorWrapper<Chain<I1, I2>>> {
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Chain` in this scope
[INFO] [stdout]    --> src/emojfuscate/emojfuscate.rs:745:71
[INFO] [stdout]     |
[INFO] [stdout] 745 |     fn emojfuscate_stream(self) -> EncodeBytesAsEmoji<IteratorWrapper<Chain<I1, I2>>> {
[INFO] [stdout]     |                                                                       ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout] 735 + use std::io::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 735 + use std::iter::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 735 + use core::iter::Chain;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/emojfuscate/emojfuscate.rs - emojfuscate::impl_emojfuscate_for_tuple_reference (line 736)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4c4b7803eadb174d5a1c7b999bc472f6f06b7ab3676e1276d24bff17ec5c2ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4b7803eadb174d5a1c7b999bc472f6f06b7ab3676e1276d24bff17ec5c2ce0", kill_on_drop: false }`
[INFO] [stdout] 4c4b7803eadb174d5a1c7b999bc472f6f06b7ab3676e1276d24bff17ec5c2ce0
