Dec 12 00:04:25.545 INFO checking TchupaKabra/tokio-mpsc-test against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:04:25.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 00:04:25.972 INFO [stdout] 62e31f8efd95dcdfaf7aa58cf76907c9223c0df330e1382f52f360c473a56ada
Dec 12 00:04:25.974 INFO running `"docker" "start" "-a" "62e31f8efd95dcdfaf7aa58cf76907c9223c0df330e1382f52f360c473a56ada"`
Dec 12 00:04:27.278 INFO [stderr] usermod: no changes
Dec 12 00:04:27.540 INFO [stderr]     Checking tokio-core v0.1.17
Dec 12 00:04:30.966 INFO [stderr]     Checking futures-spawn v0.1.1
Dec 12 00:04:33.444 INFO [stderr]     Checking futures-threadpool v0.1.0
Dec 12 00:04:35.899 INFO [stderr]     Checking mpsc v0.1.0 (/source)
Dec 12 00:04:40.887 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.56s
Dec 12 00:04:40.893 INFO [stderr] su: No module specific data is present
Dec 12 00:04:41.333 INFO running `"docker" "inspect" "62e31f8efd95dcdfaf7aa58cf76907c9223c0df330e1382f52f360c473a56ada"`
Dec 12 00:04:41.454 INFO running `"docker" "rm" "-f" "62e31f8efd95dcdfaf7aa58cf76907c9223c0df330e1382f52f360c473a56ada"`
Dec 12 00:04:41.608 INFO [stdout] 62e31f8efd95dcdfaf7aa58cf76907c9223c0df330e1382f52f360c473a56ada