[INFO] updating cached repository hamadu/rjson
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hamadu/rjson
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hamadu/rjson" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/hamadu/rjson"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/hamadu/rjson'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hamadu/rjson" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/hamadu/rjson"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/hamadu/rjson'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c421c97b3f69436983149f42de70b72b56335677
[INFO] sha for GitHub repo hamadu/rjson: c421c97b3f69436983149f42de70b72b56335677
[INFO] validating manifest of hamadu/rjson on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hamadu/rjson on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hamadu/rjson
[INFO] finished frobbing hamadu/rjson
[INFO] frobbed toml for hamadu/rjson written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/hamadu/rjson/Cargo.toml
[INFO] started frobbing hamadu/rjson
[INFO] finished frobbing hamadu/rjson
[INFO] frobbed toml for hamadu/rjson written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/hamadu/rjson/Cargo.toml
[INFO] crate hamadu/rjson already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking hamadu/rjson against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-3/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/hamadu/rjson:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bd66f7b2f8009d76953e37865fa99b45a4f5148cb597dee2b073a6bc6786543f
[INFO] running `"docker" "start" "-a" "bd66f7b2f8009d76953e37865fa99b45a4f5148cb597dee2b073a6bc6786543f"`
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking rjson v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `ParseResult`, `State`
[INFO] [stderr]  --> src/main.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | use combine::primitives::{State, Stream, ParseResult};
[INFO] [stderr]   |                           ^^^^^          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `ParseResult`, `State`
[INFO] [stderr]  --> src/main.rs:6:27
[INFO] [stderr]   |
[INFO] [stderr] 6 | use combine::primitives::{State, Stream, ParseResult};
[INFO] [stderr]   |                           ^^^^^          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `"docker" "inspect" "bd66f7b2f8009d76953e37865fa99b45a4f5148cb597dee2b073a6bc6786543f"`
[INFO] running `"docker" "rm" "-f" "bd66f7b2f8009d76953e37865fa99b45a4f5148cb597dee2b073a6bc6786543f"`
[INFO] [stdout] bd66f7b2f8009d76953e37865fa99b45a4f5148cb597dee2b073a6bc6786543f