[INFO] updating cached repository https://github.com/wsdjeg/mdctags.rs
[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] 5a0d5a762572a4087a30dc39f66e2d6bfab9b8ed
[INFO] checking wsdjeg/mdctags.rs against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwsdjeg%2Fmdctags.rs" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wsdjeg/mdctags.rs on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wsdjeg/mdctags.rs
[INFO] finished tweaking git repo https://github.com/wsdjeg/mdctags.rs
[INFO] tweaked toml for git repo https://github.com/wsdjeg/mdctags.rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/wsdjeg/mdctags.rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 04a71688b7f9ba66b693b90a216b837d6b30abbf81dd988189a67d317eb4885e
[INFO] running `"docker" "start" "-a" "04a71688b7f9ba66b693b90a216b837d6b30abbf81dd988189a67d317eb4885e"`
[INFO] [stderr]     Checking mdctags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn canonicalize(path: &String) -> String {
[INFO] [stderr]     |                                   ------ expected `std::string::String` because of return type
[INFO] [stderr] 106 |     fs::canonicalize(path).unwrap().to_str().unwrap()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     expected struct `std::string::String`, found `&str`
[INFO] [stderr]     |     help: try using a conversion method: `fs::canonicalize(path).unwrap().to_str().unwrap().to_string()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/main.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn canonicalize(path: &String) -> String {
[INFO] [stderr]     |                                   ------ expected `std::string::String` because of return type
[INFO] [stderr] 106 |     fs::canonicalize(path).unwrap().to_str().unwrap()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     expected struct `std::string::String`, found `&str`
[INFO] [stderr]     |     help: try using a conversion method: `fs::canonicalize(path).unwrap().to_str().unwrap().to_string()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `mdctags`.
[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: could not compile `mdctags`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "04a71688b7f9ba66b693b90a216b837d6b30abbf81dd988189a67d317eb4885e"`
[INFO] running `"docker" "rm" "-f" "04a71688b7f9ba66b693b90a216b837d6b30abbf81dd988189a67d317eb4885e"`
[INFO] [stdout] 04a71688b7f9ba66b693b90a216b837d6b30abbf81dd988189a67d317eb4885e
