[INFO] crate esr 0.1.0 is already in cache
[INFO] extracting crate esr 0.1.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/esr/0.1.0
[INFO] extracting crate esr 0.1.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/esr/0.1.0
[INFO] validating manifest of esr-0.1.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of esr-0.1.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing esr-0.1.0
[INFO] finished frobbing esr-0.1.0
[INFO] frobbed toml for esr-0.1.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/esr/0.1.0/Cargo.toml
[INFO] started frobbing esr-0.1.0
[INFO] finished frobbing esr-0.1.0
[INFO] frobbed toml for esr-0.1.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/esr/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking esr-0.1.0 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/esr/0.1.0:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 55c026bce81b41c2d5217aa4da804ab67f413703669f312dabeb1dcc6c68ef16
[INFO] running `"docker" "start" "-a" "55c026bce81b41c2d5217aa4da804ab67f413703669f312dabeb1dcc6c68ef16"`
[INFO] [stderr]     Checking toolshed v0.4.0
[INFO] [stderr]     Checking esr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/parser/nested.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 |   /// All potential tokens, including Comma for sequence expressions
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 42 | / bp!(ANY, [
[INFO] [stderr] 43 | |     ____, ____, ____, SEQ,  CALL, ____, CMEM, ____, ____, ____, ARRW, ____,
[INFO] [stderr] 44 | | //  EOF   ;     :     ,     (     )     [     ]     {     }     =>    NEW
[INFO] [stderr] 45 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | | //  IMPL  PCKG  PROT  IFACE PRIV  PUBLI IDENT ACCSS TPL_O TPL_C ERR_T ERR_E
[INFO] [stderr] 69 | | ]);
[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/parser/nested.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 |   /// All potential tokens, including Comma for sequence expressions
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 42 | / bp!(ANY, [
[INFO] [stderr] 43 | |     ____, ____, ____, SEQ,  CALL, ____, CMEM, ____, ____, ____, ARRW, ____,
[INFO] [stderr] 44 | | //  EOF   ;     :     ,     (     )     [     ]     {     }     =>    NEW
[INFO] [stderr] 45 | |
[INFO] [stderr] ...  |
[INFO] [stderr] 68 | | //  IMPL  PCKG  PROT  IFACE PRIV  PUBLI IDENT ACCSS TPL_O TPL_C ERR_T ERR_E
[INFO] [stderr] 69 | | ]);
[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 6.24s
[INFO] running `"docker" "inspect" "55c026bce81b41c2d5217aa4da804ab67f413703669f312dabeb1dcc6c68ef16"`
[INFO] running `"docker" "rm" "-f" "55c026bce81b41c2d5217aa4da804ab67f413703669f312dabeb1dcc6c68ef16"`
[INFO] [stdout] 55c026bce81b41c2d5217aa4da804ab67f413703669f312dabeb1dcc6c68ef16