[INFO] cloning repository https://github.com/WilliamVenner/fn_type_alias
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WilliamVenner/fn_type_alias" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilliamVenner%2Ffn_type_alias", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWilliamVenner%2Ffn_type_alias'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e87b8f8f3967830910546d0034ce98c2d4debb
[INFO] testing WilliamVenner/fn_type_alias 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%2FWilliamVenner%2Ffn_type_alias" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WilliamVenner/fn_type_alias
[INFO] finished tweaking git repo https://github.com/WilliamVenner/fn_type_alias
[INFO] tweaked toml for git repo https://github.com/WilliamVenner/fn_type_alias written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WilliamVenner/fn_type_alias 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/WilliamVenner/fn_type_alias 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4e876f448d3babec7a276d75354c4b1504c6cf1ed0688699290ad305bcd4b890
[INFO] running `Command { std: "docker" "start" "-a" "4e876f448d3babec7a276d75354c4b1504c6cf1ed0688699290ad305bcd4b890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e876f448d3babec7a276d75354c4b1504c6cf1ed0688699290ad305bcd4b890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e876f448d3babec7a276d75354c4b1504c6cf1ed0688699290ad305bcd4b890", kill_on_drop: false }`
[INFO] [stdout] 4e876f448d3babec7a276d75354c4b1504c6cf1ed0688699290ad305bcd4b890
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e6a9aba5bff8f44b0c57019fea466fbf73c65652d438899e86af7f93304937eb
[INFO] running `Command { std: "docker" "start" "-a" "e6a9aba5bff8f44b0c57019fea466fbf73c65652d438899e86af7f93304937eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling fn_type_alias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "e6a9aba5bff8f44b0c57019fea466fbf73c65652d438899e86af7f93304937eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a9aba5bff8f44b0c57019fea466fbf73c65652d438899e86af7f93304937eb", kill_on_drop: false }`
[INFO] [stdout] e6a9aba5bff8f44b0c57019fea466fbf73c65652d438899e86af7f93304937eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e4c79ab595228b6b80a473dae33f6f2e5b0d2ed81d0fa77f2a0bbe6de1438aaa
[INFO] running `Command { std: "docker" "start" "-a" "e4c79ab595228b6b80a473dae33f6f2e5b0d2ed81d0fa77f2a0bbe6de1438aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling fn_type_alias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e4c79ab595228b6b80a473dae33f6f2e5b0d2ed81d0fa77f2a0bbe6de1438aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c79ab595228b6b80a473dae33f6f2e5b0d2ed81d0fa77f2a0bbe6de1438aaa", kill_on_drop: false }`
[INFO] [stdout] e4c79ab595228b6b80a473dae33f6f2e5b0d2ed81d0fa77f2a0bbe6de1438aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ce3db4149346fe098cf8069c313184534ae6885454b3fbb7893643cb4d22d544
[INFO] running `Command { std: "docker" "start" "-a" "ce3db4149346fe098cf8069c313184534ae6885454b3fbb7893643cb4d22d544", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/fn_type_alias/8e78a091934ddf79/deps/fn_type_alias-8e78a091934ddf79)
[INFO] [stderr]    Doc-tests fn_type_alias
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - type_alias (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] test src/lib.rs - type_alias (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - type_alias (line 16) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: there are too many leading `super` keywords
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(super) fn hello_world() {
[INFO] [stdout]    |     ^^^^^ there are too many leading `super` keywords
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `HelloWorldFn` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |   pub(super) fn hello_world() {
[INFO] [stdout]    |   --------------------------- previous definition of the type `HelloWorldFn` here
[INFO] [stdout] ...
[INFO] [stdout] 24 |   #[type_alias(pub(crate), HelloWorldFn)] // The type alias will be pub(crate), but the function will be pub
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 25 | | pub fn hello_world() {
[INFO] [stdout] 26 | |     println!("hello world!");
[INFO] [stdout] 27 | | }
[INFO] [stdout]    | |_^ `HelloWorldFn` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloWorldFn` must be defined only once in the type namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `hello_world` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub(super) fn hello_world() {
[INFO] [stdout]    | --------------------------- previous definition of the value `hello_world` here
[INFO] [stdout] ...
[INFO] [stdout] 25 | pub fn hello_world() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ `hello_world` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `hello_world` must be defined only once in the value namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0428, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0428`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `fn_abi`
[INFO] [stdout]   --> src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | extern crate fn_abi;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `HelloWorldFn` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | / #[abi(
[INFO] [stdout] 35 | |     linux32 = "C",
[INFO] [stdout] 36 | |     linux64 = "C",
[INFO] [stdout] 37 | |     win32 = "thiscall",
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | |     println!("hello world!");
[INFO] [stdout] 43 | | }
[INFO] [stdout]    | |_- previous definition of the type `HelloWorldFn` here
[INFO] [stdout] ...
[INFO] [stdout] 46 |   pub type HelloWorldFn = extern "stdcall" fn();
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `HelloWorldFn` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloWorldFn` must be defined only once in the type namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `hello_world` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub extern fn hello_world() {
[INFO] [stdout]    | --------------------------- previous definition of the value `hello_world` here
[INFO] [stdout] ...
[INFO] [stdout] 47 | pub extern "stdcall" fn hello_world() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `hello_world` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `hello_world` must be defined only once in the value namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `abi` in this scope
[INFO] [stdout]   --> src/lib.rs:34:3
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[abi(
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub extern fn hello_world() {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error[E0570]: "stdcall" is not a supported ABI for the current target
[INFO] [stdout]   --> src/lib.rs:46:32
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub type HelloWorldFn = extern "stdcall" fn();
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"`
[INFO] [stdout] 
[INFO] [stdout] error[E0570]: "stdcall" is not a supported ABI for the current target
[INFO] [stdout]   --> src/lib.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub extern "stdcall" fn hello_world() {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0428, E0463, E0570.
[INFO] [stdout] For more information about an error, try `rustc --explain E0428`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - type_alias (line 35) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `fn_abi`
[INFO] [stdout]   --> src/lib.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | extern crate fn_abi;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `HelloWorldFn` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | / #[abi(
[INFO] [stdout] 42 | |     linux32 = "C",
[INFO] [stdout] 43 | |     linux64 = "C",
[INFO] [stdout] 44 | |     win32 = "thiscall",
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |     println!("hello world!");
[INFO] [stdout] 50 | | }
[INFO] [stdout]    | |_- previous definition of the type `HelloWorldFn` here
[INFO] [stdout] ...
[INFO] [stdout] 53 |   pub type HelloWorldFn = extern "stdcall" fn();
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `HelloWorldFn` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloWorldFn` must be defined only once in the type namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `hello_world` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub extern fn hello_world() {
[INFO] [stdout]    | --------------------------- previous definition of the value `hello_world` here
[INFO] [stdout] ...
[INFO] [stdout] 54 | pub extern "stdcall" fn hello_world() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `hello_world` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `hello_world` must be defined only once in the value namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `abi` in this scope
[INFO] [stdout]   --> src/lib.rs:41:3
[INFO] [stdout]    |
[INFO] [stdout] 41 | #[abi(
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub extern fn hello_world() {
[INFO] [stdout]    |     ^^^^^^ help: explicitly specify the "C" ABI: `extern "C"`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(missing_abi)]` on by default
[INFO] [stdout] 
[INFO] [stdout] error[E0570]: "stdcall" is not a supported ABI for the current target
[INFO] [stdout]   --> src/lib.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub type HelloWorldFn = extern "stdcall" fn();
[INFO] [stdout]    |                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"`
[INFO] [stdout] 
[INFO] [stdout] error[E0570]: "stdcall" is not a supported ABI for the current target
[INFO] [stdout]   --> src/lib.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub extern "stdcall" fn hello_world() {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you need `extern "stdcall"` on win32 and `extern "C"` everywhere else, use `extern "system"`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0428, E0463, E0570.
[INFO] [stdout] For more information about an error, try `rustc --explain E0428`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: there are too many leading `super` keywords
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(super) fn hello_world() {
[INFO] [stdout]    |     ^^^^^ there are too many leading `super` keywords
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `HelloWorldFn` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |   pub(super) fn hello_world() {
[INFO] [stdout]    |   --------------------------- previous definition of the type `HelloWorldFn` here
[INFO] [stdout] ...
[INFO] [stdout] 17 |   #[type_alias(pub(crate), HelloWorldFn)] // The type alias will be pub(crate), but the function will be pub
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 18 | | pub fn hello_world() {
[INFO] [stdout] 19 | |     println!("hello world!");
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^ `HelloWorldFn` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HelloWorldFn` must be defined only once in the type namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error[E0428]: the name `hello_world` is defined multiple times
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub(super) fn hello_world() {
[INFO] [stdout]    | --------------------------- previous definition of the value `hello_world` here
[INFO] [stdout] ...
[INFO] [stdout] 18 | pub fn hello_world() {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^ `hello_world` redefined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `hello_world` must be defined only once in the value namespace of this block
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0428, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0428`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout]     src/lib.rs - type_alias (line 16)
[INFO] [stdout]     src/lib.rs - type_alias (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ce3db4149346fe098cf8069c313184534ae6885454b3fbb7893643cb4d22d544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3db4149346fe098cf8069c313184534ae6885454b3fbb7893643cb4d22d544", kill_on_drop: false }`
[INFO] [stdout] ce3db4149346fe098cf8069c313184534ae6885454b3fbb7893643cb4d22d544
