[INFO] cloning repository https://github.com/brettmcintosh/spellcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brettmcintosh/spellcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3ca69bbe441a84e1b5bd828bed9afd658a4e4ff
[INFO] checking brettmcintosh/spellcheck against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrettmcintosh%2Fspellcheck" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brettmcintosh/spellcheck on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brettmcintosh/spellcheck
[INFO] finished tweaking git repo https://github.com/brettmcintosh/spellcheck
[INFO] tweaked toml for git repo https://github.com/brettmcintosh/spellcheck written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/brettmcintosh/spellcheck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded lazy_static v0.2.10
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea9f369ffa56a41219c055f052d43a9e92d0863a1610159c03538d11604fd5a1
[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" "ea9f369ffa56a41219c055f052d43a9e92d0863a1610159c03538d11604fd5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea9f369ffa56a41219c055f052d43a9e92d0863a1610159c03538d11604fd5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9f369ffa56a41219c055f052d43a9e92d0863a1610159c03538d11604fd5a1", kill_on_drop: false }`
[INFO] [stdout] ea9f369ffa56a41219c055f052d43a9e92d0863a1610159c03538d11604fd5a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63562d98e0783e732fdf68dd718cdcdbd16a6ac471bc229698d9b8acf41d479a
[INFO] running `Command { std: "docker" "start" "-a" "63562d98e0783e732fdf68dd718cdcdbd16a6ac471bc229698d9b8acf41d479a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v0.2.10
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking trie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed for `std::vec::Vec<std::string::String>`
[INFO] [stdout]   --> src/data_structures.rs:51:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut words = Vec::new();
[INFO] [stdout]    |             --------- consider giving `words` the explicit type `std::vec::Vec<std::string::String>`, where the type parameter `std::string::String` is specified
[INFO] [stdout] ...
[INFO] [stdout] 51 |                         let mut child_prefix = String::from(prefix.as_ref());
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]    = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trie`.
[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] [stdout] error[E0283]: type annotations needed for `std::vec::Vec<std::string::String>`
[INFO] [stdout]   --> src/data_structures.rs:51:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut words = Vec::new();
[INFO] [stdout]    |             --------- consider giving `words` the explicit type `std::vec::Vec<std::string::String>`, where the type parameter `std::string::String` is specified
[INFO] [stdout] ...
[INFO] [stdout] 51 |                         let mut child_prefix = String::from(prefix.as_ref());
[INFO] [stdout]    |                                                ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]    = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "63562d98e0783e732fdf68dd718cdcdbd16a6ac471bc229698d9b8acf41d479a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63562d98e0783e732fdf68dd718cdcdbd16a6ac471bc229698d9b8acf41d479a", kill_on_drop: false }`
[INFO] [stdout] 63562d98e0783e732fdf68dd718cdcdbd16a6ac471bc229698d9b8acf41d479a