Dec 11 14:25:19.180 INFO checking luotaoyeah/learning-rust against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 14:25:19.180 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 11 14:25:19.628 INFO [stdout] 82d064f94374b3dc586016b6f00571c3e64de4d31f2e7cf90961d11b449ecdb5
Dec 11 14:25:19.630 INFO running `"docker" "start" "-a" "82d064f94374b3dc586016b6f00571c3e64de4d31f2e7cf90961d11b449ecdb5"`
Dec 11 14:25:20.211 INFO [stderr] usermod: no changes
Dec 11 14:25:20.277 INFO [stderr]     Checking libc v0.2.43
Dec 11 14:25:21.346 INFO [stderr]     Checking rand v0.6.1
Dec 11 14:25:23.618 INFO [stderr]     Checking learning-rust v0.1.0 (/source)
Dec 11 14:25:23.992 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 3.76s
Dec 11 14:25:23.996 INFO [stderr] su: No module specific data is present
Dec 11 14:25:24.752 INFO running `"docker" "inspect" "82d064f94374b3dc586016b6f00571c3e64de4d31f2e7cf90961d11b449ecdb5"`
Dec 11 14:25:25.006 INFO running `"docker" "rm" "-f" "82d064f94374b3dc586016b6f00571c3e64de4d31f2e7cf90961d11b449ecdb5"`
Dec 11 14:25:25.304 INFO [stdout] 82d064f94374b3dc586016b6f00571c3e64de4d31f2e7cf90961d11b449ecdb5