[INFO] crate lark-span 0.1.0 is already in cache
[INFO] extracting crate lark-span 0.1.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/lark-span/0.1.0
[INFO] extracting crate lark-span 0.1.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/lark-span/0.1.0
[INFO] validating manifest of lark-span-0.1.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lark-span-0.1.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lark-span-0.1.0
[INFO] finished frobbing lark-span-0.1.0
[INFO] frobbed toml for lark-span-0.1.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/lark-span/0.1.0/Cargo.toml
[INFO] started frobbing lark-span-0.1.0
[INFO] finished frobbing lark-span-0.1.0
[INFO] frobbed toml for lark-span-0.1.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/lark-span/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking lark-span-0.1.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-0/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/lark-span/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f3b823ecd0c6aaa0129978b7a8389f31513e47dd18d97cb83be3e11cdc955f50
[INFO] running `"docker" "start" "-a" "f3b823ecd0c6aaa0129978b7a8389f31513e47dd18d97cb83be3e11cdc955f50"`
[INFO] [stderr]     Checking lark-debug-with v0.1.0
[INFO] [stderr]     Checking render-tree v0.1.1
[INFO] [stderr]    Compiling lark-debug-derive v0.1.0
[INFO] [stderr]     Checking languageserver-types v0.53.1
[INFO] [stderr]     Checking lark-collections v0.1.0
[INFO] [stderr]     Checking language-reporting v0.3.1
[INFO] [stderr]     Checking lark-intern v0.1.0
[INFO] [stderr]     Checking lark-string v0.1.0
[INFO] [stderr]     Checking lark-span v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: suffixes on a tuple index are invalid
[INFO] [stderr]  --> src/span.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stderr]   |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stderr]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stderr]   = note: for more context, see https://github.com/rust-lang/rust/issues/60210
[INFO] [stderr] 
[INFO] [stderr] warning: suffixes on a tuple index are invalid
[INFO] [stderr]   --> src/span.rs:23:30
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stderr]    |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stderr]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stderr]    = note: for more context, see https://github.com/rust-lang/rust/issues/60210
[INFO] [stderr] 
[INFO] [stderr] warning: suffixes on a tuple index are invalid
[INFO] [stderr]  --> src/span.rs:8:30
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stderr]   |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stderr]   = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stderr]   = note: for more context, see https://github.com/rust-lang/rust/issues/60210
[INFO] [stderr] 
[INFO] [stderr] warning: suffixes on a tuple index are invalid
[INFO] [stderr]   --> src/span.rs:23:30
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[derive(Copy, Clone, Debug, DebugWith, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stderr]    |                              ^^^^^^^^^ invalid suffix `usize`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stderr]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stderr]    = note: for more context, see https://github.com/rust-lang/rust/issues/60210
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.04s
[INFO] running `"docker" "inspect" "f3b823ecd0c6aaa0129978b7a8389f31513e47dd18d97cb83be3e11cdc955f50"`
[INFO] running `"docker" "rm" "-f" "f3b823ecd0c6aaa0129978b7a8389f31513e47dd18d97cb83be3e11cdc955f50"`
[INFO] [stdout] f3b823ecd0c6aaa0129978b7a8389f31513e47dd18d97cb83be3e11cdc955f50