[INFO] updating cached repository AdrienChampion/benchi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AdrienChampion/benchi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AdrienChampion/benchi" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AdrienChampion/benchi"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AdrienChampion/benchi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AdrienChampion/benchi" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AdrienChampion/benchi"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AdrienChampion/benchi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 42a95c97c7eac9a9112f92ca4f9e447e2e2d44be
[INFO] sha for GitHub repo AdrienChampion/benchi: 42a95c97c7eac9a9112f92ca4f9e447e2e2d44be
[INFO] validating manifest of AdrienChampion/benchi on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AdrienChampion/benchi on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AdrienChampion/benchi
[INFO] finished frobbing AdrienChampion/benchi
[INFO] frobbed toml for AdrienChampion/benchi written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/AdrienChampion/benchi/Cargo.toml
[INFO] started frobbing AdrienChampion/benchi
[INFO] finished frobbing AdrienChampion/benchi
[INFO] frobbed toml for AdrienChampion/benchi written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AdrienChampion/benchi/Cargo.toml
[INFO] crate AdrienChampion/benchi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AdrienChampion/benchi against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/AdrienChampion/benchi:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4754951d3f5056569736d6566c4c90699899f672182700e36a4b7068dd9b806a
[INFO] running `"docker" "start" "-a" "4754951d3f5056569736d6566c4c90699899f672182700e36a4b7068dd9b806a"`
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking pbr v1.0.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking benchi v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/parse.rs:311:1
[INFO] [stderr]     |
[INFO] [stderr] 311 |   /// Parses a signed integer.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 312 | / named!{
[INFO] [stderr] 313 | |   signed_int< Res<i32> >, do_parse!(
[INFO] [stderr] 314 | |     sign: opt!( char!('-') ) >>
[INFO] [stderr] 315 | |     spc_cmt >>
[INFO] [stderr] ...   |
[INFO] [stderr] 330 | |   )
[INFO] [stderr] 331 | | }
[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/parse.rs:311:1
[INFO] [stderr]     |
[INFO] [stderr] 311 |   /// Parses a signed integer.
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 312 | / named!{
[INFO] [stderr] 313 | |   signed_int< Res<i32> >, do_parse!(
[INFO] [stderr] 314 | |     sign: opt!( char!('-') ) >>
[INFO] [stderr] 315 | |     spc_cmt >>
[INFO] [stderr] ...   |
[INFO] [stderr] 330 | |   )
[INFO] [stderr] 331 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:40:3
[INFO] [stderr]    |
[INFO] [stderr] 40 | /   error_chain!{
[INFO] [stderr] 41 | |     types {
[INFO] [stderr] 42 | |       Error, ErrorKind, ResExt, Res ;
[INFO] [stderr] 43 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 70 | |     }
[INFO] [stderr] 71 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:40:3
[INFO] [stderr]    |
[INFO] [stderr] 40 | /   error_chain!{
[INFO] [stderr] 41 | |     types {
[INFO] [stderr] 42 | |       Error, ErrorKind, ResExt, Res ;
[INFO] [stderr] 43 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 70 | |     }
[INFO] [stderr] 71 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `"docker" "inspect" "4754951d3f5056569736d6566c4c90699899f672182700e36a4b7068dd9b806a"`
[INFO] running `"docker" "rm" "-f" "4754951d3f5056569736d6566c4c90699899f672182700e36a4b7068dd9b806a"`
[INFO] [stdout] 4754951d3f5056569736d6566c4c90699899f672182700e36a4b7068dd9b806a