[INFO] cloning repository https://github.com/pyc-ycy/ReferenceAndBorrowing
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyc-ycy/ReferenceAndBorrowing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FReferenceAndBorrowing"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FReferenceAndBorrowing'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5f07092987074cb2d417ad8ace0e266cfe89c08
[INFO] checking pyc-ycy/ReferenceAndBorrowing against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyc-ycy%2FReferenceAndBorrowing" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pyc-ycy/ReferenceAndBorrowing on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pyc-ycy/ReferenceAndBorrowing
[INFO] finished tweaking git repo https://github.com/pyc-ycy/ReferenceAndBorrowing
[INFO] tweaked toml for git repo https://github.com/pyc-ycy/ReferenceAndBorrowing written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/pyc-ycy/ReferenceAndBorrowing already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2105567179fde6573720a223efb235c6e67d17dcdaef4f0a827637cd335435ed
[INFO] running `"docker" "start" "-a" "2105567179fde6573720a223efb235c6e67d17dcdaef4f0a827637cd335435ed"`
[INFO] [stderr]     Checking 引用与借用 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0106]: missing lifetime specifier
[INFO] [stderr]   --> src/main.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn dangle() -> &String {
[INFO] [stderr]    |                ^ help: consider giving it a 'static lifetime: `&'static`
[INFO] [stderr]    |
[INFO] [stderr]    = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0106`.
[INFO] [stderr] error: could not compile `引用与借用`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0106]: missing lifetime specifier
[INFO] [stderr]   --> src/main.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn dangle() -> &String {
[INFO] [stderr]    |                ^ help: consider giving it a 'static lifetime: `&'static`
[INFO] [stderr]    |
[INFO] [stderr]    = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0106`.
[INFO] [stderr] error: could not compile `引用与借用`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2105567179fde6573720a223efb235c6e67d17dcdaef4f0a827637cd335435ed"`
[INFO] running `"docker" "rm" "-f" "2105567179fde6573720a223efb235c6e67d17dcdaef4f0a827637cd335435ed"`
[INFO] [stdout] 2105567179fde6573720a223efb235c6e67d17dcdaef4f0a827637cd335435ed