[INFO] crate bittwiddler 0.0.1 is already in cache
[INFO] checking bittwiddler-0.0.1 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate bittwiddler 0.0.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate bittwiddler 0.0.1 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bittwiddler 0.0.1
[INFO] finished tweaking crates.io crate bittwiddler 0.0.1
[INFO] tweaked toml for crates.io crate bittwiddler 0.0.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] fce6866a52114093b4c32d35b4abd356b5a76fb101a2d0bf47b04244d1671c36
[INFO] running `"docker" "start" "-a" "fce6866a52114093b4c32d35b4abd356b5a76fb101a2d0bf47b04244d1671c36"`
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stderr]     Checking quote v0.5.2
[INFO] [stderr]     Checking syn v0.13.11
[INFO] [stderr]     Checking bittwiddler v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/lib.rs:294:36
[INFO] [stderr]     |
[INFO] [stderr] 294 |             unsafe { Some(self.str.slice_unchecked(start_of_ret_idx, end_of_ret_idx)) }
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/lib.rs:294:36
[INFO] [stderr]     |
[INFO] [stderr] 294 |             unsafe { Some(self.str.slice_unchecked(start_of_ret_idx, end_of_ret_idx)) }
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `"docker" "inspect" "fce6866a52114093b4c32d35b4abd356b5a76fb101a2d0bf47b04244d1671c36"`
[INFO] running `"docker" "rm" "-f" "fce6866a52114093b4c32d35b4abd356b5a76fb101a2d0bf47b04244d1671c36"`
[INFO] [stdout] fce6866a52114093b4c32d35b4abd356b5a76fb101a2d0bf47b04244d1671c36