[INFO] updating cached repository https://github.com/steveklabnik/doxidize
[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] c0cd9fce983a16187cdf54b6489cf86bfe8b21c9
[INFO] checking steveklabnik/doxidize against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fdoxidize" "/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/steveklabnik/doxidize on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/steveklabnik/doxidize
[INFO] finished tweaking git repo https://github.com/steveklabnik/doxidize
[INFO] tweaked toml for git repo https://github.com/steveklabnik/doxidize written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/steveklabnik/doxidize already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] e57932574bce81474f9df4da61ba9e9613326c7189df2ecc6409131028cfe4be
[INFO] running `"docker" "start" "-a" "e57932574bce81474f9df4da61ba9e9613326c7189df2ecc6409131028cfe4be"`
[INFO] [stderr]    Compiling pest v1.0.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]     Checking nibble_vec v0.0.3
[INFO] [stderr]     Checking slog v2.2.3
[INFO] [stderr]     Checking entities v1.0.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking erased-serde v0.3.3
[INFO] [stderr]     Checking heck v0.3.0
[INFO] [stderr]     Checking combine v3.0.0-alpha.2
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking twoway v0.1.7
[INFO] [stderr]     Checking slugify v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking http v0.1.4
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling derive-new v0.5.0
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking radix_trie v0.1.2
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]    Compiling configure_derive v0.1.1
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking configure v0.1.1
[INFO] [stderr]     Checking notify v4.0.3
[INFO] [stderr]     Checking slog-term v2.3.0
[INFO] [stderr]     Checking simple-server v0.3.0 (https://github.com/steveklabnik/simple-server#10103f59)
[INFO] [stderr]     Checking comrak v0.2.8
[INFO] [stderr]     Checking handlebars v0.32.0
[INFO] [stderr]     Checking ctrlc v3.1.0
[INFO] [stderr]     Checking rls-data v0.15.0
[INFO] [stderr]     Checking rls-analysis v0.11.3
[INFO] [stderr]     Checking toml_edit v0.1.1
[INFO] [stderr] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.1/src/index.rs:54:65
[INFO] [stderr]    |
[INFO] [stderr] 44 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] 45 | /         match *v {
[INFO] [stderr] 46 | |             Item::ArrayOfTables(ref mut vec) => {
[INFO] [stderr] 47 | |                 vec.values.get_mut(*self).expect("index out of bounds")
[INFO] [stderr] 48 | |             }
[INFO] [stderr] 49 | |             Item::Value(ref mut a) if a.is_array() => a.as_array_mut()
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] ...  |
[INFO] [stderr] 54 | |             _ => panic!("cannot access index {} in {:?}", self, v),
[INFO] [stderr]    | |                                                                 ^ immutable borrow occurs here
[INFO] [stderr] 55 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr] 
[INFO] [stderr] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.1/src/index.rs:85:63
[INFO] [stderr]    |
[INFO] [stderr] 68 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] ...
[INFO] [stderr] 75 | /         match *v {
[INFO] [stderr] 76 | |             Item::Table(ref mut t) => t.entry(self).or_insert(Item::None),
[INFO] [stderr] 77 | |             Item::Value(ref mut v) if v.is_inline_table() => {
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] 78 | |                 &mut v.as_inline_table_mut()
[INFO] [stderr] ...  |
[INFO] [stderr] 85 | |             _ => panic!("cannot access key {} in {:?}", self, v),
[INFO] [stderr]    | |                                                               ^ immutable borrow occurs here
[INFO] [stderr] 86 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0502`.
[INFO] [stderr] error: could not compile `toml_edit`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e57932574bce81474f9df4da61ba9e9613326c7189df2ecc6409131028cfe4be"`
[INFO] running `"docker" "rm" "-f" "e57932574bce81474f9df4da61ba9e9613326c7189df2ecc6409131028cfe4be"`
[INFO] [stdout] e57932574bce81474f9df4da61ba9e9613326c7189df2ecc6409131028cfe4be