[INFO] crate httimple 0.1.7 is already in cache
[INFO] extracting crate httimple 0.1.7 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/httimple/0.1.7
[INFO] extracting crate httimple 0.1.7 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/httimple/0.1.7
[INFO] validating manifest of httimple-0.1.7 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of httimple-0.1.7 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing httimple-0.1.7
[INFO] finished frobbing httimple-0.1.7
[INFO] frobbed toml for httimple-0.1.7 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/httimple/0.1.7/Cargo.toml
[INFO] started frobbing httimple-0.1.7
[INFO] finished frobbing httimple-0.1.7
[INFO] frobbed toml for httimple-0.1.7 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/httimple/0.1.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking httimple-0.1.7 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/httimple/0.1.7:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] acca1c69bc3a56d5fee5959032417d027fec3003b542c221cff6532d55b67f2c
[INFO] running `"docker" "start" "-a" "acca1c69bc3a56d5fee5959032417d027fec3003b542c221cff6532d55b67f2c"`
[INFO] [stderr]     Checking rustls v0.12.0
[INFO] [stderr]     Checking hpack_codec v0.1.0
[INFO] [stderr] warning[E0521]: borrowed data escapes outside of function
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hpack_codec-0.1.0/src/decoder.rs:78:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn decode_field<'c>(&'c mut self) -> Result<Option<HeaderField<'c>>> {
[INFO] [stderr]    |                             ------------
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             `self` is declared here, outside of the function body
[INFO] [stderr]    |                             `self` is a reference that is only valid in the function body
[INFO] [stderr] ...
[INFO] [stderr] 78 |                 RawHeaderField::Indexed(f) => track!(Self::handle_indexed_field(self.table, f)),
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `self` escapes the function body here
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking httimple v0.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `"docker" "inspect" "acca1c69bc3a56d5fee5959032417d027fec3003b542c221cff6532d55b67f2c"`
[INFO] running `"docker" "rm" "-f" "acca1c69bc3a56d5fee5959032417d027fec3003b542c221cff6532d55b67f2c"`
[INFO] [stdout] acca1c69bc3a56d5fee5959032417d027fec3003b542c221cff6532d55b67f2c