Nov 27 23:25:46.434 INFO checking numberMumbler/Attic against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 23:25:46.436 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 27 23:25:46.829 INFO [stdout] 0d66e1e042293cc077af6f50276023a66e26ce9ca4fa186685026757be0ad529
Nov 27 23:25:46.834 INFO running `"docker" "start" "-a" "0d66e1e042293cc077af6f50276023a66e26ce9ca4fa186685026757be0ad529"`
Nov 27 23:25:48.308 INFO [stderr] usermod: no changes
Nov 27 23:25:48.592 INFO [stderr]     Checking serde v1.0.51
Nov 27 23:25:48.617 INFO [stderr]    Compiling syn v0.13.7
Nov 27 23:26:02.931 INFO [stderr]    Compiling serde_derive v1.0.51
Nov 27 23:26:09.536 INFO [stderr]     Checking serde_json v1.0.17
Nov 27 23:26:21.572 INFO [stderr]     Checking attic-core-lib v0.1.0 (/source/core-lib)
Nov 27 23:26:22.688 INFO [stderr]     Checking attic v0.1.0 (/source)
Nov 27 23:26:27.189 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.85s
Nov 27 23:26:27.217 INFO [stderr] su: No module specific data is present
Nov 27 23:26:28.496 INFO running `"docker" "inspect" "0d66e1e042293cc077af6f50276023a66e26ce9ca4fa186685026757be0ad529"`
Nov 27 23:26:28.756 INFO running `"docker" "rm" "-f" "0d66e1e042293cc077af6f50276023a66e26ce9ca4fa186685026757be0ad529"`
Nov 27 23:26:29.116 INFO [stdout] 0d66e1e042293cc077af6f50276023a66e26ce9ca4fa186685026757be0ad529