[INFO] cloning repository https://github.com/suaviloquence/fs-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suaviloquence/fs-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuaviloquence%2Ffs-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuaviloquence%2Ffs-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46c114a45cb1cd4372d02238a39949e08aa68d81
[INFO] testing suaviloquence/fs-lab against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuaviloquence%2Ffs-lab" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/suaviloquence/fs-lab
[INFO] finished tweaking git repo https://github.com/suaviloquence/fs-lab
[INFO] tweaked toml for git repo https://github.com/suaviloquence/fs-lab written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/suaviloquence/fs-lab on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/suaviloquence/fs-lab 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9
[INFO] running `Command { std: "docker" "start" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs-lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs-lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find type `Filesystem` in this scope
[INFO] [stdout]  --> src/mem/tests.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn make_root_handle(fs: &mut Filesystem) -> DirectoryHandle<'_> {
[INFO] [stdout]   |                              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `DirectoryHandle` in this scope
[INFO] [stdout]  --> src/mem/tests.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn make_root_handle(fs: &mut Filesystem) -> DirectoryHandle<'_> {
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let file_path = Path::File("Cargo.toml".to_string());
[INFO] [stdout]    |                     ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  3 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let dir_path = Path::File("bin".to_string());
[INFO] [stdout]    |                    ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  3 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |     let missing = Path::File("missing".to_string());
[INFO] [stdout]    |                   ^^^^ use of undeclared type `Path`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  3 + use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let not_a_file = Path::File("assets".to_string());
[INFO] [stdout]     |                      ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:111:21
[INFO] [stdout]     |
[INFO] [stdout] 111 |     let not_a_dir = Path::File("README.md".to_string());
[INFO] [stdout]     |                     ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:178:15
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let path: Path = parts.into_iter().collect();
[INFO] [stdout]     |               ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:185:15
[INFO] [stdout]     |
[INFO] [stdout] 185 |     let path: Path = parts.into_iter().collect();
[INFO] [stdout]     |               ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:197:15
[INFO] [stdout]     |
[INFO] [stdout] 197 |     let path: Path = parts.into_iter().collect();
[INFO] [stdout]     |               ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:216:16
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let path = Path::Directory(
[INFO] [stdout]     |                ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:218:18
[INFO] [stdout]     |
[INFO] [stdout] 218 |         Box::new(Path::Directory(
[INFO] [stdout]     |                  ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:220:22
[INFO] [stdout]     |
[INFO] [stdout] 220 |             Box::new(Path::File("twizzler".to_string())),
[INFO] [stdout]     |                      ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:241:16
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let path = Path::Directory(
[INFO] [stdout]     |                ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:243:18
[INFO] [stdout]     |
[INFO] [stdout] 243 |         Box::new(Path::File("twizzler".to_string())),
[INFO] [stdout]     |                  ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:265:20
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let relative = Path::Directory(
[INFO] [stdout]     |                    ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:267:18
[INFO] [stdout]     |
[INFO] [stdout] 267 |         Box::new(Path::File("twizzler".to_string())),
[INFO] [stdout]     |                  ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Path` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:287:16
[INFO] [stdout]     |
[INFO] [stdout] 287 |     let path = Path::File("data.txt".to_string());
[INFO] [stdout]     |                ^^^^ use of undeclared type `Path`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use std::path::Path;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/mem/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `DirectoryHandle` in this scope
[INFO] [stdout]  --> src/mem/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     DirectoryHandle(&mut fs.root)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:11:18
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:52:18
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:66:18
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let mut fs = Filesystem::new();
[INFO] [stdout]    |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:122:18
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:203:18
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:235:18
[INFO] [stdout]     |
[INFO] [stdout] 235 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:252:18
[INFO] [stdout]     |
[INFO] [stdout] 252 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:281:18
[INFO] [stdout]     |
[INFO] [stdout] 281 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:307:18
[INFO] [stdout]     |
[INFO] [stdout] 307 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Filesystem` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:321:18
[INFO] [stdout]     |
[INFO] [stdout] 321 |     let mut fs = Filesystem::new();
[INFO] [stdout]     |                  ^^^^^^^^^^ use of undeclared type `Filesystem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:331:27
[INFO] [stdout]     |
[INFO] [stdout] 331 |     assert!(matches!(err, FsError::AlreadyExists));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:101:27
[INFO] [stdout]     |
[INFO] [stdout] 101 |     assert!(matches!(err, FsError::NotFound));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:316:27
[INFO] [stdout]     |
[INFO] [stdout] 316 |     assert!(matches!(err, FsError::AlreadyExists));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:47:27
[INFO] [stdout]    |
[INFO] [stdout] 47 |     assert!(matches!(err, FsError::AlreadyExists));
[INFO] [stdout]    |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:109:27
[INFO] [stdout]     |
[INFO] [stdout] 109 |     assert!(matches!(err, FsError::NotAFile));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]   --> src/mem/tests.rs:61:27
[INFO] [stdout]    |
[INFO] [stdout] 61 |     assert!(matches!(err, FsError::AlreadyExists));
[INFO] [stdout]    |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:117:27
[INFO] [stdout]     |
[INFO] [stdout] 117 |     assert!(matches!(err, FsError::NotADirectory));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `FsError` in this scope
[INFO] [stdout]    --> src/mem/tests.rs:247:27
[INFO] [stdout]     |
[INFO] [stdout] 247 |     assert!(matches!(err, FsError::NotADirectory));
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `FsError`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fs-lab` (lib test) due to 40 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9", kill_on_drop: false }`
[INFO] [stdout] 57a69ad8eaa59e8228fafc08bd02a97323179fa0437205fc17a819db0d3f3dd9
