Dec 04 10:03:17.768 INFO checking sirkibsirkib/serde_varint against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:03:17.768 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 10:03:18.270 INFO [stdout] 97d1a641d9bd255bd5b2068994dd5785ed2a358ddbe5aa903677a24d7856feb5
Dec 04 10:03:18.283 INFO running `"docker" "start" "-a" "97d1a641d9bd255bd5b2068994dd5785ed2a358ddbe5aa903677a24d7856feb5"`
Dec 04 10:03:19.611 INFO [stderr] usermod: no changes
Dec 04 10:03:19.765 INFO [stderr]     Checking serde v1.0.69
Dec 04 10:03:19.765 INFO [stderr]    Compiling serde_derive v1.0.69
Dec 04 10:03:42.761 INFO [stderr]     Checking bincode v1.0.1
Dec 04 10:03:42.761 INFO [stderr]     Checking serde_json v1.0.22
Dec 04 10:03:42.761 INFO [stderr]     Checking varint v0.1.0 (/source)
Dec 04 10:03:46.544 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.91s
Dec 04 10:03:46.555 INFO [stderr] su: No module specific data is present
Dec 04 10:03:48.133 INFO running `"docker" "inspect" "97d1a641d9bd255bd5b2068994dd5785ed2a358ddbe5aa903677a24d7856feb5"`
Dec 04 10:03:48.365 INFO running `"docker" "rm" "-f" "97d1a641d9bd255bd5b2068994dd5785ed2a358ddbe5aa903677a24d7856feb5"`
Dec 04 10:03:48.643 INFO [stdout] 97d1a641d9bd255bd5b2068994dd5785ed2a358ddbe5aa903677a24d7856feb5