[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 try#149edce6c6ee840adb602803b96d083101ef3592 for pr-133502-16 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSwiiz%2Fasset_tree" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Swiiz/asset_tree on toolchain 149edce6c6ee840adb602803b96d083101ef3592 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "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" "+149edce6c6ee840adb602803b96d083101ef3592" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f02bd6be8d1a7d8ad2f52a6cd993069f2cb1b05e06af2f21377bf029c5a4354 [INFO] running `Command { std: "docker" "start" "-a" "3f02bd6be8d1a7d8ad2f52a6cd993069f2cb1b05e06af2f21377bf029c5a4354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f02bd6be8d1a7d8ad2f52a6cd993069f2cb1b05e06af2f21377bf029c5a4354", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f02bd6be8d1a7d8ad2f52a6cd993069f2cb1b05e06af2f21377bf029c5a4354", kill_on_drop: false }` [INFO] [stdout] 3f02bd6be8d1a7d8ad2f52a6cd993069f2cb1b05e06af2f21377bf029c5a4354 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8da60346028503570a2ab373ce42b94472b86b96db373c3dfb9d642878f07b92 [INFO] running `Command { std: "docker" "start" "-a" "8da60346028503570a2ab373ce42b94472b86b96db373c3dfb9d642878f07b92", kill_on_drop: false }` [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::>()?, [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]: a value of type `std::result::Result>, error::Error>` cannot be built from an iterator over elements of type `<() as Iterator>::Item` [INFO] [stdout] --> src/loader.rs:103:44 [INFO] [stdout] | [INFO] [stdout] 103 | ... .collect::>()?, [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^ value of type `std::result::Result>, error::Error>` cannot be built from `std::iter::Iterator::Item>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<<() as Iterator>::Item>` is not implemented for `std::result::Result>, error::Error>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `std::result::Result` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/149edce6c6ee840adb602803b96d083101ef3592/library/core/src/iter/traits/iterator.rs:2015:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `impl Iterator, ...>> normalizes-to ()` [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] | |_____________________________________^ types differ [INFO] [stdout] | [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/asset_tree-9808a486901b371f.long-type-16943899652746365015.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [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::>()?, [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]: a value of type `std::result::Result>, error::Error>` cannot be built from an iterator over elements of type `<() as Iterator>::Item` [INFO] [stdout] --> src/loader.rs:103:44 [INFO] [stdout] | [INFO] [stdout] 103 | ... .collect::>()?, [INFO] [stdout] | ------- ^^^^^^^^^^^^^^^^^^^^^^ value of type `std::result::Result>, error::Error>` cannot be built from `std::iter::Iterator::Item>` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<<() as Iterator>::Item>` is not implemented for `std::result::Result>, error::Error>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `std::result::Result` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/149edce6c6ee840adb602803b96d083101ef3592/library/core/src/iter/traits/iterator.rs:2015:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `impl Iterator, ...>> normalizes-to ()` [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] | |_____________________________________^ types differ [INFO] [stdout] | [INFO] [stdout] = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/asset_tree-c2bd6b22cd54ba98.long-type-12623570919030466200.txt' [INFO] [stdout] = note: consider using `--verbose` to print the full type name to the console [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0271, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0271`. [INFO] [stdout] [INFO] [stderr] error: could not compile `asset_tree` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] Some errors have detailed explanations: E0271, E0277. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0271`. [INFO] [stdout] [INFO] [stderr] error: could not compile `asset_tree` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "8da60346028503570a2ab373ce42b94472b86b96db373c3dfb9d642878f07b92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8da60346028503570a2ab373ce42b94472b86b96db373c3dfb9d642878f07b92", kill_on_drop: false }` [INFO] [stdout] 8da60346028503570a2ab373ce42b94472b86b96db373c3dfb9d642878f07b92