Nov 01 15:19:53.529 INFO checking tangle-0.4.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 15:19:53.530 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 15:19:53.970 INFO blam! 13cf305ce91e77beaa7e5629481f7b188563c6e1d50a24eadeae8547ec09aaef
Nov 01 15:19:53.970 INFO running `"docker" "start" "-a" "13cf305ce91e77beaa7e5629481f7b188563c6e1d50a24eadeae8547ec09aaef"`
Nov 01 15:19:55.124 INFO kablam! usermod: no changes
Nov 01 15:19:55.200 INFO kablam!     Checking num_cpus v0.2.13
Nov 01 15:19:56.020 INFO kablam!     Checking tangle v0.4.0 (/source)
Nov 01 15:19:56.901 INFO kablam! warning: unused import: `std::thread`
Nov 01 15:19:56.901 INFO kablam!  --> src/lib.rs:7:5
Nov 01 15:19:56.904 INFO kablam!   |
Nov 01 15:19:56.904 INFO kablam! 7 | use std::thread;
Nov 01 15:19:56.904 INFO kablam!   |     ^^^^^^^^^^^
Nov 01 15:19:56.904 INFO kablam!   |
Nov 01 15:19:56.904 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 15:19:56.904 INFO kablam! 
Nov 01 15:19:56.904 INFO kablam! warning: unused import: `std::convert`
Nov 01 15:19:56.904 INFO kablam!   --> src/lib.rs:10:5
Nov 01 15:19:56.904 INFO kablam!    |
Nov 01 15:19:56.904 INFO kablam! 10 | use std::convert;
Nov 01 15:19:56.904 INFO kablam!    |     ^^^^^^^^^^^^
Nov 01 15:19:56.904 INFO kablam! 
Nov 01 15:19:56.908 INFO kablam! error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
Nov 01 15:19:56.908 INFO kablam!    --> src/lib.rs:178:9
Nov 01 15:19:56.908 INFO kablam!     |
Nov 01 15:19:56.908 INFO kablam! 178 | impl<T, E=()> Future<T, E>
Nov 01 15:19:56.908 INFO kablam!     |         ^
Nov 01 15:19:56.908 INFO kablam!     |
Nov 01 15:19:56.908 INFO kablam!     = note: #[deny(invalid_type_param_default)] on by default
Nov 01 15:19:56.908 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 15:19:56.908 INFO kablam!     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
Nov 01 15:19:56.908 INFO kablam! 
Nov 01 15:19:56.912 INFO kablam! error: aborting due to previous error
Nov 01 15:19:56.912 INFO kablam! 
Nov 01 15:19:56.915 INFO kablam! error: Could not compile `tangle`.
Nov 01 15:19:56.915 INFO kablam! warning: build failed, waiting for other jobs to finish...
Nov 01 15:19:57.065 INFO kablam! warning: unused import: `std::thread`
Nov 01 15:19:57.065 INFO kablam!  --> src/lib.rs:7:5
Nov 01 15:19:57.065 INFO kablam!   |
Nov 01 15:19:57.065 INFO kablam! 7 | use std::thread;
Nov 01 15:19:57.065 INFO kablam!   |     ^^^^^^^^^^^
Nov 01 15:19:57.065 INFO kablam!   |
Nov 01 15:19:57.065 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 15:19:57.065 INFO kablam! 
Nov 01 15:19:57.065 INFO kablam! warning: unused import: `std::convert`
Nov 01 15:19:57.065 INFO kablam!   --> src/lib.rs:10:5
Nov 01 15:19:57.065 INFO kablam!    |
Nov 01 15:19:57.065 INFO kablam! 10 | use std::convert;
Nov 01 15:19:57.065 INFO kablam!    |     ^^^^^^^^^^^^
Nov 01 15:19:57.065 INFO kablam! 
Nov 01 15:19:57.065 INFO kablam! warning: unused imports: `Receiver`, `Sender`
Nov 01 15:19:57.065 INFO kablam!    --> src/lib.rs:368:36
Nov 01 15:19:57.065 INFO kablam!     |
Nov 01 15:19:57.065 INFO kablam! 368 |     use std::sync::mpsc::{channel, Receiver, Sender};
Nov 01 15:19:57.065 INFO kablam!     |                                    ^^^^^^^^  ^^^^^^
Nov 01 15:19:57.065 INFO kablam! 
Nov 01 15:19:57.069 INFO kablam! error: defaults for type parameters are only allowed in `struct`, `enum`, `type`, or `trait` definitions.
Nov 01 15:19:57.069 INFO kablam!    --> src/lib.rs:178:9
Nov 01 15:19:57.069 INFO kablam!     |
Nov 01 15:19:57.069 INFO kablam! 178 | impl<T, E=()> Future<T, E>
Nov 01 15:19:57.069 INFO kablam!     |         ^
Nov 01 15:19:57.069 INFO kablam!     |
Nov 01 15:19:57.070 INFO kablam!     = note: #[deny(invalid_type_param_default)] on by default
Nov 01 15:19:57.070 INFO kablam!     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Nov 01 15:19:57.070 INFO kablam!     = note: for more information, see issue #36887 <https://github.com/rust-lang/rust/issues/36887>
Nov 01 15:19:57.070 INFO kablam! 
Nov 01 15:19:57.076 INFO kablam! error: aborting due to previous error
Nov 01 15:19:57.076 INFO kablam! 
Nov 01 15:19:57.092 INFO kablam! error: Could not compile `tangle`.
Nov 01 15:19:57.092 INFO kablam! 
Nov 01 15:19:57.092 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 15:19:57.092 INFO kablam! su: No module specific data is present
Nov 01 15:19:57.895 INFO running `"docker" "rm" "-f" "13cf305ce91e77beaa7e5629481f7b188563c6e1d50a24eadeae8547ec09aaef"`
Nov 01 15:19:58.172 INFO blam! 13cf305ce91e77beaa7e5629481f7b188563c6e1d50a24eadeae8547ec09aaef