Dec 04 14:36:02.385 INFO checking marshallpierce/base64-serde against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 14:36:02.386 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 14:36:02.957 INFO [stdout] 9d95d2ac7a6e83d6cb09efbd391dab97edbdde7bcb7ce6890108bf2f206726ad
Dec 04 14:36:02.959 INFO running `"docker" "start" "-a" "9d95d2ac7a6e83d6cb09efbd391dab97edbdde7bcb7ce6890108bf2f206726ad"`
Dec 04 14:36:04.676 INFO [stderr] usermod: no changes
Dec 04 14:36:04.751 INFO [stderr]     Checking serde v1.0.16
Dec 04 14:36:04.759 INFO [stderr]     Checking base64 v0.9.0
Dec 04 14:36:04.759 INFO [stderr]    Compiling serde_derive v1.0.16
Dec 04 14:36:13.187 INFO [stderr]     Checking base64-serde v0.3.0 (/source)
Dec 04 14:36:13.187 INFO [stderr]     Checking serde_json v1.0.4
Dec 04 14:36:16.643 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.95s
Dec 04 14:36:16.648 INFO [stderr] su: No module specific data is present
Dec 04 14:36:17.577 INFO running `"docker" "inspect" "9d95d2ac7a6e83d6cb09efbd391dab97edbdde7bcb7ce6890108bf2f206726ad"`
Dec 04 14:36:17.971 INFO running `"docker" "rm" "-f" "9d95d2ac7a6e83d6cb09efbd391dab97edbdde7bcb7ce6890108bf2f206726ad"`
Dec 04 14:36:18.187 INFO [stdout] 9d95d2ac7a6e83d6cb09efbd391dab97edbdde7bcb7ce6890108bf2f206726ad