Nov 28 10:03:32.000 INFO checking adrien-thebault/r2d2 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 10:03:32.002 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 10:03:32.304 INFO [stdout] 63ffc1002ddc2f3e257ce54dbd55f1ac67986a68241920af9c1f52c897f09940
Nov 28 10:03:32.306 INFO running `"docker" "start" "-a" "63ffc1002ddc2f3e257ce54dbd55f1ac67986a68241920af9c1f52c897f09940"`
Nov 28 10:03:33.012 INFO [stderr] usermod: no changes
Nov 28 10:03:33.569 INFO [stderr]     Checking sha1 v0.4.0
Nov 28 10:03:33.572 INFO [stderr]     Checking input_buffer v0.1.1
Nov 28 10:03:33.576 INFO [stderr]     Checking crossbeam-channel v0.2.5
Nov 28 10:03:33.577 INFO [stderr]     Checking trust-dns-proto v0.4.0
Nov 28 10:03:33.601 INFO [stderr]     Checking slack_api v0.20.0
Nov 28 10:03:35.224 INFO [stderr]     Checking tungstenite v0.5.4
Nov 28 10:03:43.968 INFO [stderr]     Checking trust-dns-resolver v0.9.1
Nov 28 10:03:48.316 INFO [stderr]     Checking actix v0.7.4
Nov 28 10:04:04.024 INFO [stderr]     Checking slack v0.21.0
Nov 28 10:04:13.213 INFO [stderr]     Checking r2d2 v0.1.0 (/source)
Nov 28 10:04:19.874 INFO [stderr] warning: cannot find type `Message` in this scope
Nov 28 10:04:19.874 INFO [stderr]  --> src/messages/register_recipient.rs:6:8
Nov 28 10:04:19.875 INFO [stderr]   |
Nov 28 10:04:19.875 INFO [stderr] 6 |     M: Message + Send,
Nov 28 10:04:19.875 INFO [stderr]   |        ^^^^^^^ names from parent modules are not accessible without an explicit import
Nov 28 10:04:19.875 INFO [stderr]   |
Nov 28 10:04:19.875 INFO [stderr]   = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Nov 28 10:04:19.875 INFO [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 28 10:04:19.875 INFO [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Nov 28 10:04:19.875 INFO [stderr] 
Nov 28 10:04:19.983 INFO [stderr] warning: cannot find type `Message` in this scope
Nov 28 10:04:19.983 INFO [stderr]  --> src/messages/register_recipient.rs:6:8
Nov 28 10:04:19.983 INFO [stderr]   |
Nov 28 10:04:19.984 INFO [stderr] 6 |     M: Message + Send,
Nov 28 10:04:19.984 INFO [stderr]   |        ^^^^^^^ names from parent modules are not accessible without an explicit import
Nov 28 10:04:19.984 INFO [stderr]   |
Nov 28 10:04:19.984 INFO [stderr]   = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Nov 28 10:04:19.984 INFO [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 28 10:04:19.984 INFO [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Nov 28 10:04:19.984 INFO [stderr] 
Nov 28 10:04:20.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.80s
Nov 28 10:04:20.871 INFO [stderr] su: No module specific data is present
Nov 28 10:04:21.911 INFO running `"docker" "inspect" "63ffc1002ddc2f3e257ce54dbd55f1ac67986a68241920af9c1f52c897f09940"`
Nov 28 10:04:22.185 INFO running `"docker" "rm" "-f" "63ffc1002ddc2f3e257ce54dbd55f1ac67986a68241920af9c1f52c897f09940"`
Nov 28 10:04:22.479 INFO [stdout] 63ffc1002ddc2f3e257ce54dbd55f1ac67986a68241920af9c1f52c897f09940