Dec 19 16:34:19.971 INFO checking gfreezy/bitcask-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:34:19.971 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/gfreezy/bitcask-rs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:34:20.530 INFO [stdout] f1774ad94672dbbe88b48a044a70abd1d77c013d80fb81634deafc477921a8c0
Dec 19 16:34:20.536 INFO running `"docker" "start" "-a" "f1774ad94672dbbe88b48a044a70abd1d77c013d80fb81634deafc477921a8c0"`
Dec 19 16:34:22.263 INFO [stderr]    Compiling miniz-sys v0.1.10
Dec 19 16:34:22.263 INFO [stderr]     Checking io-at v0.4.1
Dec 19 16:34:22.263 INFO [stderr]    Compiling derive_builder v0.5.1
Dec 19 16:34:22.263 INFO [stderr]    Compiling derive_builder_core v0.2.0
Dec 19 16:34:22.263 INFO [stderr]     Checking serde_yaml v0.8.2
Dec 19 16:34:22.268 INFO [stderr]    Compiling syn v0.14.9
Dec 19 16:34:27.468 INFO [stderr]     Checking flate2 v1.0.2
Dec 19 16:34:40.260 INFO [stderr]    Compiling synstructure v0.9.0
Dec 19 16:34:40.260 INFO [stderr]    Compiling serde_derive v1.0.75
Dec 19 16:34:45.073 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 19 16:34:47.798 INFO [stderr]     Checking failure v0.1.2
Dec 19 16:34:57.741 INFO [stderr]     Checking log4rs v0.8.0
Dec 19 16:34:59.806 INFO [stderr]     Checking bitcask-rs v0.1.1 (/opt/crater/workdir)
Dec 19 16:35:03.224 INFO [stderr] warning: field is never used: `config`
Dec 19 16:35:03.224 INFO [stderr]    --> src/store.rs:138:5
Dec 19 16:35:03.225 INFO [stderr]     |
Dec 19 16:35:03.225 INFO [stderr] 138 |     config: Arc<Config>,
Dec 19 16:35:03.225 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 16:35:03.225 INFO [stderr]     |
Dec 19 16:35:03.225 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:35:03.225 INFO [stderr] 
Dec 19 16:35:03.232 INFO [stderr] warning: method is never used: `remove_segment`
Dec 19 16:35:03.233 INFO [stderr]    --> src/store.rs:365:5
Dec 19 16:35:03.233 INFO [stderr]     |
Dec 19 16:35:03.233 INFO [stderr] 365 |     fn remove_segment(&self, file_id: u64) -> Result<()> {
Dec 19 16:35:03.233 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:35:03.233 INFO [stderr] 
Dec 19 16:35:03.324 INFO [stderr] warning: field is never used: `config`
Dec 19 16:35:03.324 INFO [stderr]    --> src/store.rs:138:5
Dec 19 16:35:03.324 INFO [stderr]     |
Dec 19 16:35:03.324 INFO [stderr] 138 |     config: Arc<Config>,
Dec 19 16:35:03.324 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 19 16:35:03.332 INFO [stderr]     |
Dec 19 16:35:03.347 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:35:03.347 INFO [stderr] 
Dec 19 16:35:03.347 INFO [stderr] warning: method is never used: `remove_segment`
Dec 19 16:35:03.348 INFO [stderr]    --> src/store.rs:365:5
Dec 19 16:35:03.348 INFO [stderr]     |
Dec 19 16:35:03.348 INFO [stderr] 365 |     fn remove_segment(&self, file_id: u64) -> Result<()> {
Dec 19 16:35:03.348 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:35:03.348 INFO [stderr] 
Dec 19 16:35:05.073 INFO [stderr] warning: use of deprecated item 'rand::Rng::gen_ascii_chars': use sample_iter(&Alphanumeric) instead
Dec 19 16:35:05.073 INFO [stderr]   --> examples/profile.rs:10:41
Dec 19 16:35:05.073 INFO [stderr]    |
Dec 19 16:35:05.073 INFO [stderr] 10 |     let id: String = rand::thread_rng().gen_ascii_chars().take(16).collect();
Dec 19 16:35:05.073 INFO [stderr]    |                                         ^^^^^^^^^^^^^^^
Dec 19 16:35:05.073 INFO [stderr]    |
Dec 19 16:35:05.076 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 16:35:05.076 INFO [stderr] 
Dec 19 16:35:05.200 INFO [stderr] warning: unused variable: `i`
Dec 19 16:35:05.200 INFO [stderr]   --> examples/profile.rs:24:9
Dec 19 16:35:05.200 INFO [stderr]    |
Dec 19 16:35:05.200 INFO [stderr] 24 |     for i in 0..100000000 {
Dec 19 16:35:05.200 INFO [stderr]    |         ^ help: consider using `_i` instead
Dec 19 16:35:05.200 INFO [stderr]    |
Dec 19 16:35:05.200 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:35:05.200 INFO [stderr] 
Dec 19 16:35:05.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.89s
Dec 19 16:35:07.503 INFO running `"docker" "inspect" "f1774ad94672dbbe88b48a044a70abd1d77c013d80fb81634deafc477921a8c0"`
Dec 19 16:35:07.828 INFO running `"docker" "rm" "-f" "f1774ad94672dbbe88b48a044a70abd1d77c013d80fb81634deafc477921a8c0"`
Dec 19 16:35:08.136 INFO [stdout] f1774ad94672dbbe88b48a044a70abd1d77c013d80fb81634deafc477921a8c0