[INFO] crate starlark-repl 0.2.0 is already in cache
[INFO] extracting crate starlark-repl 0.2.0 into work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/starlark-repl/0.2.0
[INFO] extracting crate starlark-repl 0.2.0 into work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/starlark-repl/0.2.0
[INFO] validating manifest of starlark-repl-0.2.0 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of starlark-repl-0.2.0 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing starlark-repl-0.2.0
[INFO] finished frobbing starlark-repl-0.2.0
[INFO] frobbed toml for starlark-repl-0.2.0 written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/starlark-repl/0.2.0/Cargo.toml
[INFO] started frobbing starlark-repl-0.2.0
[INFO] finished frobbing starlark-repl-0.2.0
[INFO] frobbed toml for starlark-repl-0.2.0 written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/starlark-repl/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking starlark-repl-0.2.0 against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-5/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/starlark-repl/0.2.0:/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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d3b4b231fa76a8282335e5c6e88aef4255d73a6db8bbe8cb6b17304e8d9d228d
[INFO] running `"docker" "start" "-a" "d3b4b231fa76a8282335e5c6e88aef4255d73a6db8bbe8cb6b17304e8d9d228d"`
[INFO] [stderr]     Checking codemap v0.1.1
[INFO] [stderr]     Checking smallstr v0.1.0
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking codemap-diagnostic v0.1.1
[INFO] [stderr]     Checking mortal v0.1.5
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking linefeed v0.5.4
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]    Compiling starlark v0.2.0
[INFO] [stderr] error[E0597]: `el` does not live long enough
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/starlark-0.2.0/src/stdlib/mod.rs:242:26
[INFO] [stderr]     |
[INFO] [stderr] 242 |                    match el.into_iter() {
[INFO] [stderr]     |                          ^^------------
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          borrowed value does not live long enough
[INFO] [stderr]     |                          a temporary with access to the borrow is created here ...
[INFO] [stderr] ...
[INFO] [stderr] 268 |                }
[INFO] [stderr]     |                -
[INFO] [stderr]     |                |
[INFO] [stderr]     |                `el` dropped here while still borrowed
[INFO] [stderr]     |                ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `std::result::Result<std::boxed::Box<dyn std::iter::Iterator<Item = values::Value>>, values::ValueError>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: The temporary is part of an expression at the end of a block. Consider adding semicolon after the expression so its temporaries are dropped sooner, before the local variables declared by the block are dropped.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0597`.
[INFO] [stderr] error: Could not compile `starlark`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "d3b4b231fa76a8282335e5c6e88aef4255d73a6db8bbe8cb6b17304e8d9d228d"`
[INFO] running `"docker" "rm" "-f" "d3b4b231fa76a8282335e5c6e88aef4255d73a6db8bbe8cb6b17304e8d9d228d"`
[INFO] [stdout] d3b4b231fa76a8282335e5c6e88aef4255d73a6db8bbe8cb6b17304e8d9d228d