Nov 28 12:35:45.591 INFO documenting legacy-serde-0.9.0 against try#f5a0bd723553ea4b7556bd7087b9f0919cafb483 for pr-55318 Nov 28 12:35:45.591 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-0/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55318/try#f5a0bd723553ea4b7556bd7087b9f0919cafb483:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f5a0bd723553ea4b7556bd7087b9f0919cafb483-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Nov 28 12:35:45.731 INFO [stdout] cbdf33593b0a369109dbf663a8d6c374c3e21becd145cce78e2ae3349224dbd1 Nov 28 12:35:45.736 INFO running `"docker" "start" "-a" "cbdf33593b0a369109dbf663a8d6c374c3e21becd145cce78e2ae3349224dbd1"` Nov 28 12:35:46.122 INFO [stderr] usermod: no changes Nov 28 12:35:46.211 INFO [stderr] Checking serde v0.9.15 Nov 28 12:35:52.920 INFO [stderr] Documenting legacy-serde v0.9.0 (/source) Nov 28 12:35:54.649 INFO [stderr] warning: `[DefaultHasher::new]` cannot be resolved, ignoring it... Nov 28 12:35:54.650 INFO [stderr] | Nov 28 12:35:54.650 INFO [stderr] = note: #[warn(intra_doc_link_resolution_failure)] on by default Nov 28 12:35:54.651 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.651 INFO [stderr] Nov 28 12:35:54.652 INFO [stderr] Creates a new `DefaultHasher` using [`new`][DefaultHasher::new]. Nov 28 12:35:54.652 INFO [stderr] ^^^^^^^^^^^^^^^^^^ Nov 28 12:35:54.652 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.653 INFO [stderr] Nov 28 12:35:54.653 INFO [stderr] warning: `[DefaultHasher::new]` cannot be resolved, ignoring it... Nov 28 12:35:54.653 INFO [stderr] | Nov 28 12:35:54.654 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.654 INFO [stderr] Nov 28 12:35:54.655 INFO [stderr] Creates a new `DefaultHasher` using [`new`][DefaultHasher::new]. Nov 28 12:35:54.655 INFO [stderr] ^^^^^^^^^^^^^^^^^^ Nov 28 12:35:54.655 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.656 INFO [stderr] Nov 28 12:35:54.656 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.656 INFO [stderr] | Nov 28 12:35:54.657 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.657 INFO [stderr] Nov 28 12:35:54.658 INFO [stderr] Converts a type of [`Error`] + [`Send`] + [`Sync`] into a box of dyn [`Error`] + Nov 28 12:35:54.658 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.658 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.659 INFO [stderr] Nov 28 12:35:54.659 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.659 INFO [stderr] | Nov 28 12:35:54.660 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.660 INFO [stderr] Nov 28 12:35:54.660 INFO [stderr] Converts a type of [`Error`] + [`Send`] + [`Sync`] into a box of dyn [`Error`] + Nov 28 12:35:54.660 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.661 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.661 INFO [stderr] Nov 28 12:35:54.661 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.661 INFO [stderr] | Nov 28 12:35:54.661 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.661 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] Converts a [`String`] into a box of dyn [`Error`] + [`Send`] + [`Sync`]. Nov 28 12:35:54.662 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.662 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.662 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] warning: `[SocketAddrV4]` cannot be resolved, ignoring it... Nov 28 12:35:54.662 INFO [stderr] | Nov 28 12:35:54.662 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.662 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] Converts a [`SocketAddrV4`] into a [`SocketAddr::V4`]. Nov 28 12:35:54.662 INFO [stderr] ^^^^^^^^^^^^^^ Nov 28 12:35:54.662 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.662 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] warning: `[SocketAddr::V4]` cannot be resolved, ignoring it... Nov 28 12:35:54.662 INFO [stderr] | Nov 28 12:35:54.662 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.662 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] Converts a [`SocketAddrV4`] into a [`SocketAddr::V4`]. Nov 28 12:35:54.662 INFO [stderr] ^^^^^^^^^^^^^^^^ Nov 28 12:35:54.662 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.662 INFO [stderr] Nov 28 12:35:54.662 INFO [stderr] warning: `[Cow]` cannot be resolved, ignoring it... Nov 28 12:35:54.662 INFO [stderr] | Nov 28 12:35:54.663 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.663 INFO [stderr] Nov 28 12:35:54.663 INFO [stderr] Converts a [`Cow`] into a box of dyn [`Error`]. Nov 28 12:35:54.663 INFO [stderr] ^^^^^ Nov 28 12:35:54.663 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.663 INFO [stderr] Nov 28 12:35:54.663 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.663 INFO [stderr] | Nov 28 12:35:54.663 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.663 INFO [stderr] Nov 28 12:35:54.664 INFO [stderr] Converts a [`Cow`] into a box of dyn [`Error`]. Nov 28 12:35:54.664 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.664 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.664 INFO [stderr] Nov 28 12:35:54.664 INFO [stderr] warning: `[IpAddr]` cannot be resolved, ignoring it... Nov 28 12:35:54.664 INFO [stderr] | Nov 28 12:35:54.665 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.665 INFO [stderr] Nov 28 12:35:54.665 INFO [stderr] Converts a tuple struct (Into<[`IpAddr`]>, `u16`) into a [`SocketAddr`]. Nov 28 12:35:54.665 INFO [stderr] ^^^^^^^^ Nov 28 12:35:54.665 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.665 INFO [stderr] Nov 28 12:35:54.665 INFO [stderr] warning: `[SocketAddr]` cannot be resolved, ignoring it... Nov 28 12:35:54.665 INFO [stderr] | Nov 28 12:35:54.666 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.666 INFO [stderr] Nov 28 12:35:54.666 INFO [stderr] Converts a tuple struct (Into<[`IpAddr`]>, `u16`) into a [`SocketAddr`]. Nov 28 12:35:54.666 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.666 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.666 INFO [stderr] Nov 28 12:35:54.666 INFO [stderr] warning: `[SocketAddr::V4]` cannot be resolved, ignoring it... Nov 28 12:35:54.667 INFO [stderr] | Nov 28 12:35:54.667 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.667 INFO [stderr] Nov 28 12:35:54.667 INFO [stderr] This conversion creates a [`SocketAddr::V4`] for a [`IpAddr::V4`] Nov 28 12:35:54.667 INFO [stderr] ^^^^^^^^^^^^^^^^ Nov 28 12:35:54.667 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.667 INFO [stderr] Nov 28 12:35:54.667 INFO [stderr] warning: `[IpAddr::V4]` cannot be resolved, ignoring it... Nov 28 12:35:54.668 INFO [stderr] | Nov 28 12:35:54.668 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.668 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] This conversion creates a [`SocketAddr::V4`] for a [`IpAddr::V4`] Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[SocketAddr::V6]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] and creates a [`SocketAddr::V6`] for a [`IpAddr::V6`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[IpAddr::V6]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] and creates a [`SocketAddr::V6`] for a [`IpAddr::V6`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[SocketAddr]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] `u16` is treated as port of the newly created [`SocketAddr`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[RwLock::new]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] This is equivalent to [`RwLock::new`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[OsString]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] Converts a [`String`] into a [`OsString`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] Converts a [`String`] into a box of dyn [`Error`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.675 INFO [stderr] | Nov 28 12:35:54.675 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.675 INFO [stderr] Converts a [`str`] into a box of dyn [`Error`] + [`Send`] + [`Sync`]. Nov 28 12:35:54.675 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.675 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.675 INFO [stderr] Nov 28 12:35:54.676 INFO [stderr] warning: `[Mutex::new]` cannot be resolved, ignoring it... Nov 28 12:35:54.676 INFO [stderr] | Nov 28 12:35:54.676 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.676 INFO [stderr] Nov 28 12:35:54.677 INFO [stderr] This is equivalent to [`Mutex::new`]. Nov 28 12:35:54.677 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.677 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.677 INFO [stderr] Nov 28 12:35:54.677 INFO [stderr] warning: `[Cow]` cannot be resolved, ignoring it... Nov 28 12:35:54.677 INFO [stderr] | Nov 28 12:35:54.677 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.677 INFO [stderr] Nov 28 12:35:54.677 INFO [stderr] Converts a [`Cow`] into a box of dyn [`Error`] + [`Send`] + [`Sync`]. Nov 28 12:35:54.677 INFO [stderr] ^^^^^ Nov 28 12:35:54.677 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.677 INFO [stderr] Nov 28 12:35:54.677 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.677 INFO [stderr] | Nov 28 12:35:54.677 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.677 INFO [stderr] Nov 28 12:35:54.678 INFO [stderr] Converts a [`Cow`] into a box of dyn [`Error`] + [`Send`] + [`Sync`]. Nov 28 12:35:54.678 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.678 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.678 INFO [stderr] Nov 28 12:35:54.678 INFO [stderr] warning: `[SocketAddrV6]` cannot be resolved, ignoring it... Nov 28 12:35:54.678 INFO [stderr] | Nov 28 12:35:54.678 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.678 INFO [stderr] Nov 28 12:35:54.678 INFO [stderr] Converts a [`SocketAddrV6`] into a [`SocketAddr::V6`]. Nov 28 12:35:54.678 INFO [stderr] ^^^^^^^^^^^^^^ Nov 28 12:35:54.678 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.678 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] warning: `[SocketAddr::V6]` cannot be resolved, ignoring it... Nov 28 12:35:54.679 INFO [stderr] | Nov 28 12:35:54.679 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] Converts a [`SocketAddrV6`] into a [`SocketAddr::V6`]. Nov 28 12:35:54.679 INFO [stderr] ^^^^^^^^^^^^^^^^ Nov 28 12:35:54.679 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.679 INFO [stderr] | Nov 28 12:35:54.679 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] Converts a type of [`Error`] into a box of dyn [`Error`]. Nov 28 12:35:54.679 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.679 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.679 INFO [stderr] | Nov 28 12:35:54.679 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] Converts a type of [`Error`] into a box of dyn [`Error`]. Nov 28 12:35:54.679 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.679 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.679 INFO [stderr] Nov 28 12:35:54.679 INFO [stderr] warning: `[ErrorKind]` cannot be resolved, ignoring it... Nov 28 12:35:54.679 INFO [stderr] | Nov 28 12:35:54.679 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] Converts an [`ErrorKind`] into an [`Error`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.680 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] Converts an [`ErrorKind`] into an [`Error`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[Error]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.680 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] Converts a [`str`] into a box of dyn [`Error`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[chunks]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.680 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] resulting code better than in the case of [`chunks`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[chunks_mut]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.680 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] resulting code better than in the case of [`chunks_mut`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[Weak::upgrade]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.680 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] it. Calling [`upgrade`][Weak::upgrade] on the return value always gives [`None`]. Nov 28 12:35:54.680 INFO [stderr] ^^^^^^^^^^^^^ Nov 28 12:35:54.680 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.680 INFO [stderr] Nov 28 12:35:54.680 INFO [stderr] warning: `[Weak::upgrade]` cannot be resolved, ignoring it... Nov 28 12:35:54.680 INFO [stderr] | Nov 28 12:35:54.681 INFO [stderr] = note: the link appears in this line: Nov 28 12:35:54.681 INFO [stderr] Nov 28 12:35:54.681 INFO [stderr] Calling [`upgrade`][Weak::upgrade] on the return value always Nov 28 12:35:54.682 INFO [stderr] ^^^^^^^^^^^^^ Nov 28 12:35:54.682 INFO [stderr] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` Nov 28 12:35:54.682 INFO [stderr] Nov 28 12:35:55.100 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.96s Nov 28 12:35:55.104 INFO [stderr] su: No module specific data is present Nov 28 12:35:55.588 INFO running `"docker" "inspect" "cbdf33593b0a369109dbf663a8d6c374c3e21becd145cce78e2ae3349224dbd1"` Nov 28 12:35:55.707 INFO running `"docker" "rm" "-f" "cbdf33593b0a369109dbf663a8d6c374c3e21becd145cce78e2ae3349224dbd1"` Nov 28 12:35:55.827 INFO [stdout] cbdf33593b0a369109dbf663a8d6c374c3e21becd145cce78e2ae3349224dbd1