[INFO] fetching crate sum_error 0.1.2...
[INFO] testing sum_error-0.1.2 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate sum_error 0.1.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sum_error 0.1.2
[INFO] finished tweaking crates.io crate sum_error 0.1.2
[INFO] tweaked toml for crates.io crate sum_error 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sum_error 0.1.2 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.114)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c027bd45a045e5d7f08f7db51fbbd379bd91e4886af9c0f31fd7803dfc9c9dcd
[INFO] running `Command { std: "docker" "start" "-a" "c027bd45a045e5d7f08f7db51fbbd379bd91e4886af9c0f31fd7803dfc9c9dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c027bd45a045e5d7f08f7db51fbbd379bd91e4886af9c0f31fd7803dfc9c9dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c027bd45a045e5d7f08f7db51fbbd379bd91e4886af9c0f31fd7803dfc9c9dcd", kill_on_drop: false }`
[INFO] [stdout] c027bd45a045e5d7f08f7db51fbbd379bd91e4886af9c0f31fd7803dfc9c9dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99415852c320e634e12ef521a7e6ac465a66f86d7506025ef9f26a1c582e8a17
[INFO] running `Command { std: "docker" "start" "-a" "99415852c320e634e12ef521a7e6ac465a66f86d7506025ef9f26a1c582e8a17", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sum_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `Command { std: "docker" "inspect" "99415852c320e634e12ef521a7e6ac465a66f86d7506025ef9f26a1c582e8a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99415852c320e634e12ef521a7e6ac465a66f86d7506025ef9f26a1c582e8a17", kill_on_drop: false }`
[INFO] [stdout] 99415852c320e634e12ef521a7e6ac465a66f86d7506025ef9f26a1c582e8a17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22c145f8154e3592ccf99525a8defbf312bd7e8e45c4c68eb90cfa7c6671bf60
[INFO] running `Command { std: "docker" "start" "-a" "22c145f8154e3592ccf99525a8defbf312bd7e8e45c4c68eb90cfa7c6671bf60", kill_on_drop: false }`
[INFO] [stderr]    Compiling sum_error v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "22c145f8154e3592ccf99525a8defbf312bd7e8e45c4c68eb90cfa7c6671bf60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c145f8154e3592ccf99525a8defbf312bd7e8e45c4c68eb90cfa7c6671bf60", kill_on_drop: false }`
[INFO] [stdout] 22c145f8154e3592ccf99525a8defbf312bd7e8e45c4c68eb90cfa7c6671bf60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb34f1b52dec12d3ee34bdb79de0b209a9dfc97fd21ff98c7de77fb086bbf08c
[INFO] running `Command { std: "docker" "start" "-a" "cb34f1b52dec12d3ee34bdb79de0b209a9dfc97fd21ff98c7de77fb086bbf08c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sum_error-024b047466a5ed54)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sum_error
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 62) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 120) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 100) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 80) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 24) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `sprite`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use sprite::Sprite;
[INFO] [stdout]    |     ^^^^^^ use of unresolved module or unlinked crate `sprite`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sprite`, use `cargo add sprite` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `image`
[INFO] [stdout]   --> src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use image::gif::Decoder;
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `image`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `image`, use `cargo add image` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `piston_window`
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use piston_window::Texture;
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `piston_window`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `piston_window`, use `cargo add piston_window` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `image`
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use image::AnimationDecoder;
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `image`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `image`, use `cargo add image` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `piston_window`
[INFO] [stdout]   --> src/lib.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | use piston_window::{TextureContext, TextureSettings};
[INFO] [stdout]    |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `piston_window`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `piston_window`, use `cargo add piston_window` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]   --> src/lib.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn load<F: gfx::Factory<R>,
[INFO] [stdout]    |                ^^^ use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `gfx`, use `cargo add gfx` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]   --> src/lib.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |             R: gfx::Resources,
[INFO] [stdout]    |                ^^^ use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `gfx`, use `cargo add gfx` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]   --> src/lib.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             C: gfx::CommandBuffer<R>>(ctx: &mut TextureContext<F, R, C>)
[INFO] [stdout]    |                ^^^ use of unresolved module or unlinked crate `gfx`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `gfx`, use `cargo add gfx` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `image`
[INFO] [stdout]   --> src/lib.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 |     ImageError(image::ImageError),
[INFO] [stdout]    |                ^^^^^ use of unresolved module or unlinked crate `image`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `image`, use `cargo add image` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `gfx_texture`
[INFO] [stdout]   --> src/lib.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |     GfxError(gfx_texture::Error),
[INFO] [stdout]    |              ^^^^^^^^^^^ use of unresolved module or unlinked crate `gfx_texture`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `gfx_texture`, use `cargo add gfx_texture` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 62) stdout ----
[INFO] [stdout] error: cannot find derive macro `SumError` in this scope
[INFO] [stdout]   --> src/lib.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(SumError)]
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 62 + use sum_error::SumError;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 120) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `A` in this scope
[INFO] [stdout]    --> src/lib.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 121 | impl From<std::io::Error> for A {
[INFO] [stdout]     |                               ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]    --> src/lib.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 123 |         A::A(error)
[INFO] [stdout]     |         ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 100) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `A` in this scope
[INFO] [stdout]    --> src/lib.rs:101:28
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl std::error::Error for A {
[INFO] [stdout]     |                            ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             A::A(error) => error.description(),
[INFO] [stdout]     |             ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]    --> src/lib.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             A::A(error) => Some(error),
[INFO] [stdout]     |             ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]    --> src/lib.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |             A::A(error) => Some(error),
[INFO] [stdout]     |             ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 80) stdout ----
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]   --> src/lib.rs:84:43
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", error),
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", "{}", error),
[INFO] [stdout]    |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]   --> src/lib.rs:92:41
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", error),
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", "{}", error),
[INFO] [stdout]    |                                         +++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `A` in this scope
[INFO] [stdout]   --> src/lib.rs:81:26
[INFO] [stdout]    |
[INFO] [stdout] 81 | impl std::fmt::Debug for A {
[INFO] [stdout]    |                          ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `A` in this scope
[INFO] [stdout]   --> src/lib.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 | impl std::fmt::Display for A {
[INFO] [stdout]    |                            ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: cannot write into `&'static str`
[INFO] [stdout]   --> src/lib.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", error),
[INFO] [stdout]    |                            -------^^^^^^-------- method not found in `&'static str`
[INFO] [stdout]    |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]   --> src/lib.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", error),
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout] help: a writer is needed before this format string
[INFO] [stdout]   --> src/lib.rs:84:35
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", error),
[INFO] [stdout]    |                                   ^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: cannot write into `&'static str`
[INFO] [stdout]   --> src/lib.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", error),
[INFO] [stdout]    |                            -------^^^^-------- method not found in `&'static str`
[INFO] [stdout]    |
[INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method
[INFO] [stdout]   --> src/lib.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", error),
[INFO] [stdout]    |                                   ^^^^
[INFO] [stdout] help: a writer is needed before this format string
[INFO] [stdout]   --> src/lib.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", error),
[INFO] [stdout]    |                                   ^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]   --> src/lib.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             A::A(error) => write!("{:?}", error),
[INFO] [stdout]    |             ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `A`
[INFO] [stdout]   --> src/lib.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |             A::A(error) => write!("{}", error),
[INFO] [stdout]    |             ^ use of undeclared type `A`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 100)
[INFO] [stdout]     src/lib.rs - (line 120)
[INFO] [stdout]     src/lib.rs - (line 24)
[INFO] [stdout]     src/lib.rs - (line 62)
[INFO] [stdout]     src/lib.rs - (line 80)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "cb34f1b52dec12d3ee34bdb79de0b209a9dfc97fd21ff98c7de77fb086bbf08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb34f1b52dec12d3ee34bdb79de0b209a9dfc97fd21ff98c7de77fb086bbf08c", kill_on_drop: false }`
[INFO] [stdout] cb34f1b52dec12d3ee34bdb79de0b209a9dfc97fd21ff98c7de77fb086bbf08c
