[INFO] cloning repository https://github.com/ethowitz/rust-bst
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethowitz/rust-bst" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frust-bst"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frust-bst'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5814f60b924cadb123db2a1e4e82e233e63a8e47
[INFO] checking ethowitz/rust-bst against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethowitz%2Frust-bst" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethowitz/rust-bst on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ethowitz/rust-bst
[INFO] finished tweaking git repo https://github.com/ethowitz/rust-bst
[INFO] tweaked toml for git repo https://github.com/ethowitz/rust-bst written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ethowitz/rust-bst already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcf6b489a6b82052f5dc0a240a96268506815218982663c8a7ca70f8d47f2100
[INFO] running `"docker" "start" "-a" "bcf6b489a6b82052f5dc0a240a96268506815218982663c8a7ca70f8d47f2100"`
[INFO] [stderr]     Checking odds v0.2.25
[INFO] [stderr]     Checking bst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0425]: cannot find function `search` in this scope
[INFO] [stderr]   --> src/main.rs:45:40
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 cmp::Ordering::Less => search(node.left),
[INFO] [stderr]    |                                        ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `search` in this scope
[INFO] [stderr]   --> src/main.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 cmp::Ordering::Greater => search(node.right)
[INFO] [stderr]    |                                           ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `odds::Fix`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use odds::Fix;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `odds::fix`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use odds::fix;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `search` in this scope
[INFO] [stderr]   --> src/main.rs:45:40
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 cmp::Ordering::Less => search(node.left),
[INFO] [stderr]    |                                        ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `search` in this scope
[INFO] [stderr]   --> src/main.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 cmp::Ordering::Greater => search(node.right)
[INFO] [stderr]    |                                           ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `odds::Fix`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use odds::Fix;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `odds::fix`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use odds::fix;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 cmp::Ordering::Equal => Some(node),
[INFO] [stderr]    |                                              ^^^^ expected struct `std::boxed::Box`, found struct `Node`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::boxed::Box<Node<T>>`
[INFO] [stderr]               found mutable reference `&mut Node<T>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0425.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `bst`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:46:46
[INFO] [stderr]    |
[INFO] [stderr] 46 |                 cmp::Ordering::Equal => Some(node),
[INFO] [stderr]    |                                              ^^^^ expected struct `std::boxed::Box`, found struct `Node`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected mutable reference `&mut std::boxed::Box<Node<T>>`
[INFO] [stderr]               found mutable reference `&mut Node<T>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0425.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `bst`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bcf6b489a6b82052f5dc0a240a96268506815218982663c8a7ca70f8d47f2100"`
[INFO] running `"docker" "rm" "-f" "bcf6b489a6b82052f5dc0a240a96268506815218982663c8a7ca70f8d47f2100"`
[INFO] [stdout] bcf6b489a6b82052f5dc0a240a96268506815218982663c8a7ca70f8d47f2100