Dec 12 17:21:40.718 INFO checking byte-sequence-0.2.2 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 17:21:40.718 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 17:21:40.971 INFO [stdout] a63e9ba35a07d7ac30eda3a8773eaa29b7d043016daf83a48e02b2862f2a73a6
Dec 12 17:21:40.973 INFO running `"docker" "start" "-a" "a63e9ba35a07d7ac30eda3a8773eaa29b7d043016daf83a48e02b2862f2a73a6"`
Dec 12 17:21:41.471 INFO [stderr] usermod: no changes
Dec 12 17:21:41.528 INFO [stderr]     Checking byte-sequence v0.2.2 (/source)
Dec 12 17:21:43.193 INFO [stderr] warning: unused imports: `Deserialize`, `Serialize`
Dec 12 17:21:43.193 INFO [stderr]    --> src/lib.rs:147:17
Dec 12 17:21:43.193 INFO [stderr]     |
Dec 12 17:21:43.193 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 12 17:21:43.193 INFO [stderr]     |                 ^^^^^^^^^^^                ^^^^^^^^^
Dec 12 17:21:43.193 INFO [stderr]     |
Dec 12 17:21:43.193 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 12 17:21:43.193 INFO [stderr] 
Dec 12 17:21:43.336 INFO [stderr] warning: unused import: `Deserializer`
Dec 12 17:21:43.336 INFO [stderr]    --> src/lib.rs:147:30
Dec 12 17:21:43.336 INFO [stderr]     |
Dec 12 17:21:43.336 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 12 17:21:43.336 INFO [stderr]     |                              ^^^^^^^^^^^^
Dec 12 17:21:43.336 INFO [stderr] 
Dec 12 17:21:43.336 INFO [stderr] warning: unused import: `Serializer`
Dec 12 17:21:43.336 INFO [stderr]    --> src/lib.rs:147:55
Dec 12 17:21:43.336 INFO [stderr]     |
Dec 12 17:21:43.336 INFO [stderr] 147 |     use serde::{Deserialize, Deserializer, Serialize, Serializer};
Dec 12 17:21:43.336 INFO [stderr]     |                                                       ^^^^^^^^^^
Dec 12 17:21:43.336 INFO [stderr] 
Dec 12 17:21:43.391 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
Dec 12 17:21:43.396 INFO [stderr] su: No module specific data is present
Dec 12 17:21:43.627 INFO running `"docker" "inspect" "a63e9ba35a07d7ac30eda3a8773eaa29b7d043016daf83a48e02b2862f2a73a6"`
Dec 12 17:21:43.728 INFO running `"docker" "rm" "-f" "a63e9ba35a07d7ac30eda3a8773eaa29b7d043016daf83a48e02b2862f2a73a6"`
Dec 12 17:21:43.836 INFO [stdout] a63e9ba35a07d7ac30eda3a8773eaa29b7d043016daf83a48e02b2862f2a73a6