Dec 19 20:32:47.993 INFO checking anderejd/rollcache against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:32:47.993 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/anderejd/rollcache:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:32:48.528 INFO [stdout] ee7ef36c9931c1ff44008fd041634132679b996b9c61c9d11a4c121832bf22f8
Dec 19 20:32:48.534 INFO running `"docker" "start" "-a" "ee7ef36c9931c1ff44008fd041634132679b996b9c61c9d11a4c121832bf22f8"`
Dec 19 20:32:50.396 INFO [stderr]     Checking rollcache v0.1.0 (/opt/crater/workdir)
Dec 19 20:32:50.668 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 19 20:32:50.668 INFO [stderr]  --> src/version_2/mod.rs:9:5
Dec 19 20:32:50.668 INFO [stderr]   |
Dec 19 20:32:50.668 INFO [stderr] 9 | use std::time::Instant;
Dec 19 20:32:50.668 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.668 INFO [stderr]   |
Dec 19 20:32:50.675 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:32:50.676 INFO [stderr] 
Dec 19 20:32:50.696 INFO [stderr] warning: unused import: `std::time::Instant`
Dec 19 20:32:50.697 INFO [stderr]  --> src/version_2/mod.rs:9:5
Dec 19 20:32:50.697 INFO [stderr]   |
Dec 19 20:32:50.697 INFO [stderr] 9 | use std::time::Instant;
Dec 19 20:32:50.697 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.697 INFO [stderr]   |
Dec 19 20:32:50.697 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:32:50.697 INFO [stderr] 
Dec 19 20:32:50.888 INFO [stderr] warning: struct is never constructed: `InsertionWithRelocation`
Dec 19 20:32:50.890 INFO [stderr]   --> src/version_2/ringlist.rs:34:1
Dec 19 20:32:50.890 INFO [stderr]    |
Dec 19 20:32:50.890 INFO [stderr] 34 | pub struct InsertionWithRelocation {
Dec 19 20:32:50.890 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.896 INFO [stderr]    |
Dec 19 20:32:50.896 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:32:50.896 INFO [stderr] 
Dec 19 20:32:50.896 INFO [stderr] warning: method is never used: `get`
Dec 19 20:32:50.896 INFO [stderr]    --> src/version_2/ringlist.rs:222:5
Dec 19 20:32:50.896 INFO [stderr]     |
Dec 19 20:32:50.896 INFO [stderr] 222 |     pub fn get(&self, i: Id) -> Option<&T> {
Dec 19 20:32:50.896 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.896 INFO [stderr] 
Dec 19 20:32:50.917 INFO [stderr] warning: struct is never constructed: `InsertionWithRelocation`
Dec 19 20:32:50.917 INFO [stderr]   --> src/version_2/ringlist.rs:34:1
Dec 19 20:32:50.917 INFO [stderr]    |
Dec 19 20:32:50.917 INFO [stderr] 34 | pub struct InsertionWithRelocation {
Dec 19 20:32:50.917 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.920 INFO [stderr]    |
Dec 19 20:32:50.920 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:32:50.920 INFO [stderr] 
Dec 19 20:32:50.920 INFO [stderr] warning: method is never used: `get`
Dec 19 20:32:50.920 INFO [stderr]    --> src/version_2/ringlist.rs:222:5
Dec 19 20:32:50.920 INFO [stderr]     |
Dec 19 20:32:50.920 INFO [stderr] 222 |     pub fn get(&self, i: Id) -> Option<&T> {
Dec 19 20:32:50.920 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:32:50.920 INFO [stderr] 
Dec 19 20:32:51.282 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 19 20:32:51.942 INFO running `"docker" "inspect" "ee7ef36c9931c1ff44008fd041634132679b996b9c61c9d11a4c121832bf22f8"`
Dec 19 20:32:52.190 INFO running `"docker" "rm" "-f" "ee7ef36c9931c1ff44008fd041634132679b996b9c61c9d11a4c121832bf22f8"`
Dec 19 20:32:52.600 INFO [stdout] ee7ef36c9931c1ff44008fd041634132679b996b9c61c9d11a4c121832bf22f8