[INFO] cloning repository grahamc/nixos-activation
[INFO] running `"git" "clone" "--bare" "git://github.com/grahamc/nixos-activation.git" "work/cache/sources/gh/grahamc/nixos-activation"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/grahamc/nixos-activation'...
[INFO] running `"git" "clone" "work/cache/sources/gh/grahamc/nixos-activation" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grahamc/nixos-activation"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grahamc/nixos-activation'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grahamc/nixos-activation" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grahamc/nixos-activation"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grahamc/nixos-activation'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e210e7cf077918b35430ea55ed807a8b8dc0456e
[INFO] sha for GitHub repo grahamc/nixos-activation: e210e7cf077918b35430ea55ed807a8b8dc0456e
[INFO] validating manifest of grahamc/nixos-activation on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grahamc/nixos-activation on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing grahamc/nixos-activation
[INFO] finished frobbing grahamc/nixos-activation
[INFO] frobbed toml for grahamc/nixos-activation written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grahamc/nixos-activation/Cargo.toml
[INFO] started frobbing grahamc/nixos-activation
[INFO] finished frobbing grahamc/nixos-activation
[INFO] frobbed toml for grahamc/nixos-activation written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grahamc/nixos-activation/Cargo.toml
[INFO] crate grahamc/nixos-activation already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking grahamc/nixos-activation against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grahamc/nixos-activation:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2ca8b9df08c796a48472477e0acc4d09f75daa8e8044f720900e2929364bf8df
[INFO] running `"docker" "start" "-a" "2ca8b9df08c796a48472477e0acc4d09f75daa8e8044f720900e2929364bf8df"`
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking activate v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `parse_fstab_line`
[INFO] [stderr]   --> src/fstab.rs:56:1
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn parse_fstab_line<'a>(fstab: &'a str) -> Option<FSTabEntry<'a>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_fstab`
[INFO] [stderr]   --> src/fstab.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub fn parse_fstab<'a, T: Iterator<Item = &'a str>>(fstab_lines: T) -> FSTabFile<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `"docker" "inspect" "2ca8b9df08c796a48472477e0acc4d09f75daa8e8044f720900e2929364bf8df"`
[INFO] running `"docker" "rm" "-f" "2ca8b9df08c796a48472477e0acc4d09f75daa8e8044f720900e2929364bf8df"`
[INFO] [stdout] 2ca8b9df08c796a48472477e0acc4d09f75daa8e8044f720900e2929364bf8df