[INFO] updating cached repository https://github.com/masonk/libbsearch
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 451a76f7f0b7c0c0c978d346934d64f2966e2908
[INFO] checking masonk/libbsearch against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Flibbsearch" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masonk/libbsearch on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/masonk/libbsearch
[INFO] finished tweaking git repo https://github.com/masonk/libbsearch
[INFO] tweaked toml for git repo https://github.com/masonk/libbsearch written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/masonk/libbsearch already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] dad35a61c37ed647a4eb49befb12958170b508f5fc994f8f7af6f9e60c6abe07
[INFO] running `"docker" "start" "-a" "dad35a61c37ed647a4eb49befb12958170b508f5fc994f8f7af6f9e60c6abe07"`
[INFO] [stderr]     Checking bsearch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `bsearch`
[INFO] [stderr]    --> src/main.rs:1:1
[INFO] [stderr]     |
[INFO] [stderr] 1   | / #![feature(range_contains)]
[INFO] [stderr] 2   | | use std::cmp::Ordering;
[INFO] [stderr] 3   | | use std::cmp::Ordering::{Less, Greater, Equal};
[INFO] [stderr] 4   | |
[INFO] [stderr] ...   |
[INFO] [stderr] 240 | |     }
[INFO] [stderr] 241 | | }
[INFO] [stderr]     | |_^ consider adding a `main` function to `src/main.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `bsearch`.
[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:172:52
[INFO] [stderr]     |
[INFO] [stderr] 172 |             Some(idx) => { assert!((0..3).contains(idx), "0 was found in 0..3"); }
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr]     |                                                    |
[INFO] [stderr]     |                                                    expected reference, found `usize`
[INFO] [stderr]     |                                                    help: consider borrowing here: `&idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected reference `&_`
[INFO] [stderr]                     found type `usize`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:187:52
[INFO] [stderr]     |
[INFO] [stderr] 187 |             Some(idx) => { assert!((3..6).contains(idx)); },
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr]     |                                                    |
[INFO] [stderr]     |                                                    expected reference, found `usize`
[INFO] [stderr]     |                                                    help: consider borrowing here: `&idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected reference `&_`
[INFO] [stderr]                     found type `usize`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:196:53
[INFO] [stderr]     |
[INFO] [stderr] 196 |             Some(idx) => {  assert!((2..5).contains(idx)); }
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr]     |                                                     |
[INFO] [stderr]     |                                                     expected reference, found `usize`
[INFO] [stderr]     |                                                     help: consider borrowing here: `&idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected reference `&_`
[INFO] [stderr]                     found type `usize`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:231:69
[INFO] [stderr]     |
[INFO] [stderr] 231 |                         Some(actual) => { assert!(expected.contains(actual), "Return idx should be in {:?}, but got {}.", expected, actual); }
[INFO] [stderr]     |                                                                     ^^^^^^
[INFO] [stderr]     |                                                                     |
[INFO] [stderr]     |                                                                     expected `&usize`, found `usize`
[INFO] [stderr]     |                                                                     help: consider borrowing here: `&actual`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `bsearch`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dad35a61c37ed647a4eb49befb12958170b508f5fc994f8f7af6f9e60c6abe07"`
[INFO] running `"docker" "rm" "-f" "dad35a61c37ed647a4eb49befb12958170b508f5fc994f8f7af6f9e60c6abe07"`
[INFO] [stdout] dad35a61c37ed647a4eb49befb12958170b508f5fc994f8f7af6f9e60c6abe07
