[INFO] updating cached repository shadowmint/rust-pup-worker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shadowmint/rust-pup-worker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shadowmint/rust-pup-worker" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shadowmint/rust-pup-worker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shadowmint/rust-pup-worker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shadowmint/rust-pup-worker" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shadowmint/rust-pup-worker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shadowmint/rust-pup-worker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 985e833d5f9c3acc9fa7cda565daa599751a8bfd
[INFO] sha for GitHub repo shadowmint/rust-pup-worker: 985e833d5f9c3acc9fa7cda565daa599751a8bfd
[INFO] validating manifest of shadowmint/rust-pup-worker on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of shadowmint/rust-pup-worker on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing shadowmint/rust-pup-worker
[INFO] finished frobbing shadowmint/rust-pup-worker
[INFO] frobbed toml for shadowmint/rust-pup-worker written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shadowmint/rust-pup-worker/Cargo.toml
[INFO] started frobbing shadowmint/rust-pup-worker
[INFO] finished frobbing shadowmint/rust-pup-worker
[INFO] frobbed toml for shadowmint/rust-pup-worker written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/shadowmint/rust-pup-worker/Cargo.toml
[INFO] crate shadowmint/rust-pup-worker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking shadowmint/rust-pup-worker against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-2/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/shadowmint/rust-pup-worker:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 22dad707cc003d16ba4b5d4d828a2af2f1255e4eb73a06efc864fad9670576c3
[INFO] running `"docker" "start" "-a" "22dad707cc003d16ba4b5d4d828a2af2f1255e4eb73a06efc864fad9670576c3"`
[INFO] [stderr]     Checking dunce v0.1.1
[INFO] [stderr]     Checking serde_yaml v0.7.4
[INFO] [stderr]     Checking handlebars v1.0.0-beta.2
[INFO] [stderr]     Checking base-logging v0.1.0 (https://github.com/shadowmint/rust-base-logging#dc307bf8)
[INFO] [stderr]     Checking pup-worker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/logger.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 |   /// The global logging configuration instance
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/logger.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 |   /// The global logging configuration instance
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 17 | / lazy_static! {
[INFO] [stderr] 18 | |     static ref CONFIG: Mutex<LogConfig> = Mutex::new(LogConfig {
[INFO] [stderr] 19 | |         level: Level::Info,
[INFO] [stderr] 20 | |         prefix: "pup-worker".to_string(),
[INFO] [stderr] 21 | |         factory: None
[INFO] [stderr] 22 | |     });
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `"docker" "inspect" "22dad707cc003d16ba4b5d4d828a2af2f1255e4eb73a06efc864fad9670576c3"`
[INFO] running `"docker" "rm" "-f" "22dad707cc003d16ba4b5d4d828a2af2f1255e4eb73a06efc864fad9670576c3"`
[INFO] [stdout] 22dad707cc003d16ba4b5d4d828a2af2f1255e4eb73a06efc864fad9670576c3