[INFO] crate hpack_codec 0.1.0 is already in cache [INFO] extracting crate hpack_codec 0.1.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/hpack_codec/0.1.0 [INFO] extracting crate hpack_codec 0.1.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/hpack_codec/0.1.0 [INFO] validating manifest of hpack_codec-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 hpack_codec-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 hpack_codec-0.1.0 [INFO] finished frobbing hpack_codec-0.1.0 [INFO] frobbed toml for hpack_codec-0.1.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/hpack_codec/0.1.0/Cargo.toml [INFO] started frobbing hpack_codec-0.1.0 [INFO] finished frobbing hpack_codec-0.1.0 [INFO] frobbed toml for hpack_codec-0.1.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/hpack_codec/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] [stderr] Blocking waiting for file lock on package cache [INFO] checking hpack_codec-0.1.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-1/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/hpack_codec/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ab40cdd3323f9a9c992d6b39a49e2bb5901036d1c29f32b4478f8bf13c09bfcb [INFO] running `"docker" "start" "-a" "ab40cdd3323f9a9c992d6b39a49e2bb5901036d1c29f32b4478f8bf13c09bfcb"` [INFO] [stderr] Checking hpack_codec v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning[E0521]: borrowed data escapes outside of function [INFO] [stderr] --> src/decoder.rs:78:54 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn decode_field<'c>(&'c mut self) -> Result>> { [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] warning[E0521]: borrowed data escapes outside of function [INFO] [stderr] --> src/decoder.rs:78:54 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn decode_field<'c>(&'c mut self) -> Result>> { [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] Finished dev [unoptimized + debuginfo] target(s) in 3.21s [INFO] running `"docker" "inspect" "ab40cdd3323f9a9c992d6b39a49e2bb5901036d1c29f32b4478f8bf13c09bfcb"` [INFO] running `"docker" "rm" "-f" "ab40cdd3323f9a9c992d6b39a49e2bb5901036d1c29f32b4478f8bf13c09bfcb"` [INFO] [stdout] ab40cdd3323f9a9c992d6b39a49e2bb5901036d1c29f32b4478f8bf13c09bfcb