[INFO] cloning repository https://github.com/Swiiz/asset_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Swiiz/asset_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwiiz%2Fasset_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwiiz%2Fasset_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f910c37b7ae07f02fcaedadfa98d3849903eb4f
[INFO] checking Swiiz/asset_tree against d0ab665d12770dbaae620b539ee4319b83445f45 for pr-133502-25
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwiiz%2Fasset_tree" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Swiiz/asset_tree
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/Swiiz/asset_tree
[INFO] tweaked toml for git repo https://github.com/Swiiz/asset_tree written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Swiiz/asset_tree on toolchain d0ab665d12770dbaae620b539ee4319b83445f45
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Swiiz/asset_tree 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" "+d0ab665d12770dbaae620b539ee4319b83445f45" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08
[INFO] running `Command { std: "docker" "start" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08", 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" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08" "/opt/rustwide/cargo-home/bin/cargo" "+d0ab665d12770dbaae620b539ee4319b83445f45" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking asset_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `()` is not an iterator
[INFO] [stdout]    --> src/loader.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 | ...                   .collect::<Result<_, Self::Error>>()?,
[INFO] [stdout]     |                        ^^^^^^^ `()` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `()` is not an iterator
[INFO] [stdout]    --> src/loader.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 |   ...                   children: self
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 101 | | ...                       .subdir(&name)
[INFO] [stdout] 102 | | ...                       .iter_dir()?
[INFO] [stdout] 103 | | ...                       .collect::<Result<_, Self::Error>>()?,
[INFO] [stdout]     | |______________________________________________________________^ `()` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `()` is not an iterator
[INFO] [stdout]    --> src/loader.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 | ...                   .collect::<Result<_, Self::Error>>()?,
[INFO] [stdout]     |                        ^^^^^^^ `()` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `()` is not an iterator
[INFO] [stdout]    --> src/loader.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 |   ...                   children: self
[INFO] [stdout]     |  _________________________________^
[INFO] [stdout] 101 | | ...                       .subdir(&name)
[INFO] [stdout] 102 | | ...                       .iter_dir()?
[INFO] [stdout] 103 | | ...                       .collect::<Result<_, Self::Error>>()?,
[INFO] [stdout]     | |______________________________________________________________^ `()` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `impl Iterator<Item = Result<AssetTreeNode<_>, Error<_>>> == ()`
[INFO] [stdout]    --> src/loader.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   .iter_dir()?
[INFO] [stdout]     |                        ^^^^^^^^ types differ
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/asset_tree-eb882e57f7f774a9.long-type-15165396467661445392.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `impl Iterator<Item = Result<AssetTreeNode<_>, Error<_>>> == ()`
[INFO] [stdout]    --> src/loader.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   .iter_dir()?
[INFO] [stdout]     |                        ^^^^^^^^ types differ
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/asset_tree-8c446fd256d5473d.long-type-4736636647830480565.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/loader.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout]  82 |             .map(|entry| {
[INFO] [stdout]     |                  ------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout]  87 |             .filter_map(|e: Result<_, Self::Error>| {
[INFO] [stdout]     |                         --------------------------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout]  95 |             .map(|path: PathBuf| {
[INFO] [stdout]     |                  --------------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout] 102 |                                 .iter_dir()?
[INFO] [stdout]     |                                  ^^^^^^^^ expected `Map<_, {closure@...}>`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Map<FilterMap<Map<ReadDir, {closure@src/loader.rs:82:18: 82:25}>, {closure@src/loader.rs:87:25: 87:52}>, {closure@src/loader.rs:95:18: 95:33}>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/loader.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout]  82 |             .map(|entry| {
[INFO] [stdout]     |                  ------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout]  87 |             .filter_map(|e: Result<_, Self::Error>| {
[INFO] [stdout]     |                         --------------------------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout]  95 |             .map(|path: PathBuf| {
[INFO] [stdout]     |                  --------------- one of the expected closures
[INFO] [stdout] ...
[INFO] [stdout] 102 |                                 .iter_dir()?
[INFO] [stdout]     |                                  ^^^^^^^^ expected `Map<_, {closure@...}>`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Map<FilterMap<Map<ReadDir, {closure@src/loader.rs:82:18: 82:25}>, {closure@src/loader.rs:87:25: 87:52}>, {closure@src/loader.rs:95:18: 95:33}>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0308.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asset_tree` (lib) due to 4 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0308.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asset_tree` (lib test) due to 4 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08", kill_on_drop: false }`
[INFO] [stdout] d8de44332dd3cf3bd97720ddb5bc946c555a25fcaa7524a01c3661e9db977c08
