[INFO] crate rustfst 0.4.0 is already in cache
[INFO] checking rustfst-0.4.0 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate rustfst 0.4.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rustfst 0.4.0 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustfst 0.4.0
[INFO] finished tweaking crates.io crate rustfst 0.4.0
[INFO] tweaked toml for crates.io crate rustfst 0.4.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 122e7a45a99aac286ce55435ccfa1640ed15e2a9e0bad5b528b8c9cd4853a91d
[INFO] running `"docker" "start" "-a" "122e7a45a99aac286ce55435ccfa1640ed15e2a9e0bad5b528b8c9cd4853a91d"`
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking compare v0.0.6
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking binary-heap-plus v0.1.6
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking bimap v0.3.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking counter v0.4.3
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]     Checking nom v5.1.0
[INFO] [stderr]     Checking ordered_iter v0.1.1
[INFO] [stderr]     Checking path_abs v0.5.0
[INFO] [stderr]     Checking stable_bst v0.2.0
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking rustfst v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/algorithms/all_pairs_shortest_distance.rs:41:60
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn all_pairs_shortest_distance<F>(fst: &F) -> Fallible<(Vec<Vec<F::W>>)>
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/algorithms/queues/auto_queue.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             ;
[INFO] [stderr]    |             ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/../../README.md: No such file or directory (os error 2)
[INFO] [stderr]    --> src/lib.rs:118:14
[INFO] [stderr]     |
[INFO] [stderr] 118 | doc_comment!(include_str!("../../README.md"));
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `(/*ERROR*/)`
[INFO] [stderr]    --> src/lib.rs:118:1
[INFO] [stderr]     |
[INFO] [stderr] 118 | doc_comment!(include_str!("../../README.md"));
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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: unnecessary parentheses around type
[INFO] [stderr]   --> src/algorithms/all_pairs_shortest_distance.rs:41:60
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn all_pairs_shortest_distance<F>(fst: &F) -> Fallible<(Vec<Vec<F::W>>)>
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/algorithms/queues/auto_queue.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             ;
[INFO] [stderr]    |             ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rustfst`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "122e7a45a99aac286ce55435ccfa1640ed15e2a9e0bad5b528b8c9cd4853a91d"`
[INFO] running `"docker" "rm" "-f" "122e7a45a99aac286ce55435ccfa1640ed15e2a9e0bad5b528b8c9cd4853a91d"`
[INFO] [stdout] 122e7a45a99aac286ce55435ccfa1640ed15e2a9e0bad5b528b8c9cd4853a91d