Dec 12 16:15:52.173 INFO checking crates-mirror-0.2.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:15:52.173 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 16:15:52.616 INFO [stdout] 2fc2f5fb86a40ef923599fe6881cbe6a4f235c9024052f6db9420d2c6bde3fdd
Dec 12 16:15:52.618 INFO running `"docker" "start" "-a" "2fc2f5fb86a40ef923599fe6881cbe6a4f235c9024052f6db9420d2c6bde3fdd"`
Dec 12 16:15:55.087 INFO [stderr] usermod: no changes
Dec 12 16:15:55.396 INFO [stderr]     Checking digest v0.2.1
Dec 12 16:15:55.397 INFO [stderr]     Checking digest-buffer v0.1.2
Dec 12 16:15:55.400 INFO [stderr]     Checking router v0.4.0
Dec 12 16:15:56.884 INFO [stderr]     Checking sha2 v0.2.0
Dec 12 16:15:59.895 INFO [stderr]     Checking crates-mirror v0.2.1 (/source)
Dec 12 16:16:06.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.85s
Dec 12 16:16:06.971 INFO [stderr] su: No module specific data is present
Dec 12 16:16:07.443 INFO running `"docker" "inspect" "2fc2f5fb86a40ef923599fe6881cbe6a4f235c9024052f6db9420d2c6bde3fdd"`
Dec 12 16:16:07.562 INFO running `"docker" "rm" "-f" "2fc2f5fb86a40ef923599fe6881cbe6a4f235c9024052f6db9420d2c6bde3fdd"`
Dec 12 16:16:07.699 INFO [stdout] 2fc2f5fb86a40ef923599fe6881cbe6a4f235c9024052f6db9420d2c6bde3fdd