Dec 05 15:59:17.585 INFO checking byte-sequence-0.2.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 15:59:17.585 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 15:59:17.902 INFO [stdout] 30c84af71eccd8a1d72c1c465c7fb01b22dea8b7801068ef926dd960b45e20ab
Dec 05 15:59:17.904 INFO running `"docker" "start" "-a" "30c84af71eccd8a1d72c1c465c7fb01b22dea8b7801068ef926dd960b45e20ab"`
Dec 05 15:59:18.467 INFO [stderr] usermod: no changes
Dec 05 15:59:18.523 INFO [stderr]     Checking byte-sequence v0.2.2 (/source)
Dec 05 15:59:19.959 INFO [stderr] warning: unused imports: `Deserialize`, `Serialize`
Dec 05 15:59:19.959 INFO [stderr]    --> src/lib.rs:147:17
Dec 05 15:59:19.959 INFO [stderr]     |
Dec 05 15:59:19.959 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 05 15:59:19.959 INFO [stderr]     |                 ^^^^^^^^^^^                ^^^^^^^^^
Dec 05 15:59:19.959 INFO [stderr]     |
Dec 05 15:59:19.959 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 05 15:59:19.959 INFO [stderr] 
Dec 05 15:59:20.115 INFO [stderr] warning: unused import: `Deserializer`
Dec 05 15:59:20.115 INFO [stderr]    --> src/lib.rs:147:30
Dec 05 15:59:20.115 INFO [stderr]     |
Dec 05 15:59:20.115 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 05 15:59:20.115 INFO [stderr]     |                              ^^^^^^^^^^^^
Dec 05 15:59:20.115 INFO [stderr] 
Dec 05 15:59:20.115 INFO [stderr] warning: unused import: `Serializer`
Dec 05 15:59:20.115 INFO [stderr]    --> src/lib.rs:147:55
Dec 05 15:59:20.115 INFO [stderr]     |
Dec 05 15:59:20.115 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 05 15:59:20.115 INFO [stderr]     |                                                       ^^^^^^^^^^
Dec 05 15:59:20.115 INFO [stderr] 
Dec 05 15:59:20.173 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
Dec 05 15:59:20.174 INFO [stderr] su: No module specific data is present
Dec 05 15:59:20.463 INFO running `"docker" "inspect" "30c84af71eccd8a1d72c1c465c7fb01b22dea8b7801068ef926dd960b45e20ab"`
Dec 05 15:59:20.571 INFO running `"docker" "rm" "-f" "30c84af71eccd8a1d72c1c465c7fb01b22dea8b7801068ef926dd960b45e20ab"`
Dec 05 15:59:20.660 INFO [stdout] 30c84af71eccd8a1d72c1c465c7fb01b22dea8b7801068ef926dd960b45e20ab