Dec 18 11:18:14.754 INFO checking shard-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:18:14.754 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/shard/0.1.2:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:18:14.985 INFO [stdout] f5e772080f8546756572208f9caaa157b2d2fd246f03376c09347d305e3e1bf2
Dec 18 11:18:14.986 INFO running `"docker" "start" "-a" "f5e772080f8546756572208f9caaa157b2d2fd246f03376c09347d305e3e1bf2"`
Dec 18 11:18:15.597 INFO [stderr]     Checking shard v0.1.2 (/opt/crater/workdir)
Dec 18 11:18:15.796 INFO [stderr] warning: unused import: `ParserError`
Dec 18 11:18:15.796 INFO [stderr]  --> src/syntax/ast/mod.rs:1:29
Dec 18 11:18:15.796 INFO [stderr]   |
Dec 18 11:18:15.796 INFO [stderr] 1 | use super::parser::{Parser, ParserError, ParserResult};
Dec 18 11:18:15.796 INFO [stderr]   |                             ^^^^^^^^^^^
Dec 18 11:18:15.796 INFO [stderr]   |
Dec 18 11:18:15.800 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:18:15.800 INFO [stderr] 
Dec 18 11:18:15.881 INFO [stderr] warning: unused import: `ParserError`
Dec 18 11:18:15.881 INFO [stderr]  --> src/syntax/ast/mod.rs:1:29
Dec 18 11:18:15.881 INFO [stderr]   |
Dec 18 11:18:15.881 INFO [stderr] 1 | use super::parser::{Parser, ParserError, ParserResult};
Dec 18 11:18:15.881 INFO [stderr]   |                             ^^^^^^^^^^^
Dec 18 11:18:15.881 INFO [stderr]   |
Dec 18 11:18:15.881 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 11:18:15.881 INFO [stderr] 
Dec 18 11:18:16.149 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 18 11:18:16.390 INFO running `"docker" "inspect" "f5e772080f8546756572208f9caaa157b2d2fd246f03376c09347d305e3e1bf2"`
Dec 18 11:18:16.470 INFO running `"docker" "rm" "-f" "f5e772080f8546756572208f9caaa157b2d2fd246f03376c09347d305e3e1bf2"`
Dec 18 11:18:16.539 INFO [stdout] f5e772080f8546756572208f9caaa157b2d2fd246f03376c09347d305e3e1bf2