[INFO] crate word_count 0.1.0 is already in cache
[INFO] checking word_count-0.1.0 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate word_count 0.1.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate word_count 0.1.0 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate word_count 0.1.0
[INFO] finished tweaking crates.io crate word_count 0.1.0
[INFO] tweaked toml for crates.io crate word_count 0.1.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 852732ee07a2258b8bb25f05129b4cecc61216520a5e60586d18e80578d1e03c
[INFO] running `"docker" "start" "-a" "852732ee07a2258b8bb25f05129b4cecc61216520a5e60586d18e80578d1e03c"`
[INFO] [stderr]     Checking word_count v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[stable]
[INFO] [stderr]    |     ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]  --> src/pivot_sort.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/word_index.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/word_index.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]  --> src/word_index.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `unstable` attribute input
[INFO] [stderr]   --> src/lib.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[unstable]
[INFO] [stderr]    | ^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `unstable` attribute input
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![unstable]
[INFO] [stderr]   | ^^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![unstable]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/pivot_sort.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[stable]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/word_index.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/word_index.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/word_index.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/lib.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[unstable]
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 18 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `word_count`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[stable]
[INFO] [stderr]    |     ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/pivot_sort.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]  --> src/pivot_sort.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/word_index.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]   --> src/word_index.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `stable` attribute input
[INFO] [stderr]  --> src/word_index.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `unstable` attribute input
[INFO] [stderr]   --> src/lib.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[unstable]
[INFO] [stderr]    | ^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
[INFO] [stderr] 
[INFO] [stderr] error: malformed `unstable` attribute input
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![unstable]
[INFO] [stderr]   | ^^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![unstable]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/pivot_sort.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[stable]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/pivot_sort.rs:91:1
[INFO] [stderr]    |
[INFO] [stderr] 91 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]  --> src/word_index.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![stable]
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/word_index.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/word_index.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | #[stable]
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: stability attributes may not be used outside of the standard library
[INFO] [stderr]   --> src/lib.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[unstable]
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 18 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `word_count`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "852732ee07a2258b8bb25f05129b4cecc61216520a5e60586d18e80578d1e03c"`
[INFO] running `"docker" "rm" "-f" "852732ee07a2258b8bb25f05129b4cecc61216520a5e60586d18e80578d1e03c"`
[INFO] [stdout] 852732ee07a2258b8bb25f05129b4cecc61216520a5e60586d18e80578d1e03c