[INFO] updating cached repository https://github.com/steveklabnik/doxidize
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0cd9fce983a16187cdf54b6489cf86bfe8b21c9
[INFO] testing steveklabnik/doxidize against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fdoxidize" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[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 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ced80aca3e4d3ca673cbc7a1d0da3b90b9125f781fb08a1772afe70e2f95611
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9ced80aca3e4d3ca673cbc7a1d0da3b90b9125f781fb08a1772afe70e2f95611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ced80aca3e4d3ca673cbc7a1d0da3b90b9125f781fb08a1772afe70e2f95611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ced80aca3e4d3ca673cbc7a1d0da3b90b9125f781fb08a1772afe70e2f95611", kill_on_drop: false }`
[INFO] [stdout] 9ced80aca3e4d3ca673cbc7a1d0da3b90b9125f781fb08a1772afe70e2f95611
[INFO] running `Command { std: "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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f43def40eb5acfdfc60ad9e2ef55fd807277beb74e7fe66d0d5d4c356efdcdd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f43def40eb5acfdfc60ad9e2ef55fd807277beb74e7fe66d0d5d4c356efdcdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling pest v1.0.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling nibble_vec v0.0.3
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling same-file v1.0.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling slog v2.2.3
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling entities v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling take_mut v0.2.0
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling unidecode v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling inotify v0.3.0
[INFO] [stderr]    Compiling isatty v0.1.6
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling filetime v0.1.15
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling erased-serde v0.3.3
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling radix_trie v0.1.2
[INFO] [stderr]    Compiling walkdir v2.1.4
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling twoway v0.1.7
[INFO] [stderr]    Compiling combine v3.0.0-alpha.2
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling clap v2.29.4
[INFO] [stderr]    Compiling http v0.1.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling slugify v0.1.0
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling rls-span v0.4.0
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v4.0.3
[INFO] [stderr]    Compiling slog-term v2.3.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling ctrlc v3.1.0
[INFO] [stderr]    Compiling simple-server v0.3.0 (https://github.com/steveklabnik/simple-server#10103f59)
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling derive-new v0.5.0
[INFO] [stderr]    Compiling configure_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling structopt v0.1.7
[INFO] [stderr]    Compiling configure v0.1.1
[INFO] [stderr]    Compiling toml_edit v0.1.1
[INFO] [stderr]    Compiling handlebars v0.32.0
[INFO] [stderr]    Compiling comrak v0.2.8
[INFO] [stdout] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.1/src/index.rs:54:65
[INFO] [stdout]    |
[INFO] [stdout] 44 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stdout]    |                          -- lifetime `'v` defined here
[INFO] [stdout] 45 | /         match *v {
[INFO] [stdout] 46 | |             Item::ArrayOfTables(ref mut vec) => {
[INFO] [stdout] 47 | |                 vec.values.get_mut(*self).expect("index out of bounds")
[INFO] [stdout] 48 | |             }
[INFO] [stdout] 49 | |             Item::Value(ref mut a) if a.is_array() => a.as_array_mut()
[INFO] [stdout]    | |                         --------- mutable borrow occurs here
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             _ => panic!("cannot access index {} in {:?}", self, v),
[INFO] [stdout]    | |                                                                 ^ immutable borrow occurs here
[INFO] [stdout] 55 | |         }
[INFO] [stdout]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.1/src/index.rs:85:63
[INFO] [stdout]    |
[INFO] [stdout] 68 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stdout]    |                          -- lifetime `'v` defined here
[INFO] [stdout] ...
[INFO] [stdout] 75 | /         match *v {
[INFO] [stdout] 76 | |             Item::Table(ref mut t) => t.entry(self).or_insert(Item::None),
[INFO] [stdout] 77 | |             Item::Value(ref mut v) if v.is_inline_table() => {
[INFO] [stdout]    | |                         --------- mutable borrow occurs here
[INFO] [stdout] 78 | |                 &mut v.as_inline_table_mut()
[INFO] [stdout] ...  |
[INFO] [stdout] 85 | |             _ => panic!("cannot access key {} in {:?}", self, v),
[INFO] [stdout]    | |                                                               ^ immutable borrow occurs here
[INFO] [stdout] 86 | |         }
[INFO] [stdout]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rls-data v0.15.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `toml_edit`.
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "6f43def40eb5acfdfc60ad9e2ef55fd807277beb74e7fe66d0d5d4c356efdcdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f43def40eb5acfdfc60ad9e2ef55fd807277beb74e7fe66d0d5d4c356efdcdd", kill_on_drop: false }`
[INFO] [stdout] 6f43def40eb5acfdfc60ad9e2ef55fd807277beb74e7fe66d0d5d4c356efdcdd