Dec 12 17:56:41.525 INFO checking async-codec-0.3.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 17:56:41.525 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 17:56:41.939 INFO [stdout] 00367c161f7328096c41cbafaca073dc9d5ef09e41604c9a77ee96b11d0c6f6f
Dec 12 17:56:41.946 INFO running `"docker" "start" "-a" "00367c161f7328096c41cbafaca073dc9d5ef09e41604c9a77ee96b11d0c6f6f"`
Dec 12 17:56:44.057 INFO [stderr] usermod: no changes
Dec 12 17:56:44.120 INFO [stderr]     Checking futures-core v0.2.1
Dec 12 17:56:44.854 INFO [stderr]     Checking futures-io v0.2.1
Dec 12 17:56:45.566 INFO [stderr]     Checking async-codec v0.3.0 (/source)
Dec 12 17:56:46.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Dec 12 17:56:46.979 INFO [stderr] su: No module specific data is present
Dec 12 17:56:47.990 INFO running `"docker" "inspect" "00367c161f7328096c41cbafaca073dc9d5ef09e41604c9a77ee96b11d0c6f6f"`
Dec 12 17:56:48.338 INFO running `"docker" "rm" "-f" "00367c161f7328096c41cbafaca073dc9d5ef09e41604c9a77ee96b11d0c6f6f"`
Dec 12 17:56:48.660 INFO [stdout] 00367c161f7328096c41cbafaca073dc9d5ef09e41604c9a77ee96b11d0c6f6f