Dec 18 00:36:33.132 INFO checking ernestrc/rux against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 00:36:33.133 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ernestrc/rux:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 00:36:33.670 INFO [stdout] f608239770c46d6d91483aa69f016300f8e7bb328bf7f245dc23e1f612151505
Dec 18 00:36:33.672 INFO running `"docker" "start" "-a" "f608239770c46d6d91483aa69f016300f8e7bb328bf7f245dc23e1f612151505"`
Dec 18 00:36:36.468 INFO [stderr]    Compiling backtrace-sys v0.1.5
Dec 18 00:36:36.468 INFO [stderr]     Checking pad v0.1.4
Dec 18 00:36:36.496 INFO [stderr]    Compiling nix v0.7.0
Dec 18 00:36:38.585 INFO [stderr]     Checking backtrace v0.3.0
Dec 18 00:36:39.443 INFO [stderr]     Checking error-chain v0.7.1
Dec 18 00:36:42.116 INFO [stderr]     Checking rux v0.1.0 (/opt/crater/workdir)
Dec 18 00:36:42.908 INFO [stderr] warning: unused import: `super::*`
Dec 18 00:36:42.912 INFO [stderr]    --> src/mux/handler.rs:150:7
Dec 18 00:36:42.912 INFO [stderr]     |
Dec 18 00:36:42.912 INFO [stderr] 150 |   use super::*;
Dec 18 00:36:42.912 INFO [stderr]     |       ^^^^^^^^
Dec 18 00:36:42.912 INFO [stderr]     |
Dec 18 00:36:42.912 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 18 00:36:42.912 INFO [stderr] 
Dec 18 00:36:43.238 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 00:36:43.238 INFO [stderr]   --> src/error.rs:4:1
Dec 18 00:36:43.238 INFO [stderr]    |
Dec 18 00:36:43.238 INFO [stderr] 4  | / error_chain! {
Dec 18 00:36:43.239 INFO [stderr] 5  | |     types {
Dec 18 00:36:43.239 INFO [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
Dec 18 00:36:43.239 INFO [stderr] 7  | |     }
Dec 18 00:36:43.239 INFO [stderr] ...  |
Dec 18 00:36:43.239 INFO [stderr] 24 | |     }
Dec 18 00:36:43.239 INFO [stderr] 25 | | }
Dec 18 00:36:43.239 INFO [stderr]    | |_^
Dec 18 00:36:43.239 INFO [stderr]    |
Dec 18 00:36:43.240 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 00:36:43.240 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 00:36:43.240 INFO [stderr] 
Dec 18 00:36:43.244 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 00:36:43.244 INFO [stderr]   --> src/error.rs:4:1
Dec 18 00:36:43.244 INFO [stderr]    |
Dec 18 00:36:43.244 INFO [stderr] 4  | / error_chain! {
Dec 18 00:36:43.244 INFO [stderr] 5  | |     types {
Dec 18 00:36:43.244 INFO [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
Dec 18 00:36:43.244 INFO [stderr] 7  | |     }
Dec 18 00:36:43.244 INFO [stderr] ...  |
Dec 18 00:36:43.244 INFO [stderr] 24 | |     }
Dec 18 00:36:43.244 INFO [stderr] 25 | | }
Dec 18 00:36:43.244 INFO [stderr]    | |_^
Dec 18 00:36:43.244 INFO [stderr]    |
Dec 18 00:36:43.244 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 00:36:43.244 INFO [stderr] 
Dec 18 00:36:43.500 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 00:36:43.500 INFO [stderr]   --> src/error.rs:4:1
Dec 18 00:36:43.500 INFO [stderr]    |
Dec 18 00:36:43.500 INFO [stderr] 4  | / error_chain! {
Dec 18 00:36:43.500 INFO [stderr] 5  | |     types {
Dec 18 00:36:43.500 INFO [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
Dec 18 00:36:43.500 INFO [stderr] 7  | |     }
Dec 18 00:36:43.500 INFO [stderr] ...  |
Dec 18 00:36:43.500 INFO [stderr] 24 | |     }
Dec 18 00:36:43.500 INFO [stderr] 25 | | }
Dec 18 00:36:43.500 INFO [stderr]    | |_^
Dec 18 00:36:43.501 INFO [stderr]    |
Dec 18 00:36:43.501 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 00:36:43.501 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 00:36:43.501 INFO [stderr] 
Dec 18 00:36:43.501 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 00:36:43.501 INFO [stderr]   --> src/error.rs:4:1
Dec 18 00:36:43.501 INFO [stderr]    |
Dec 18 00:36:43.501 INFO [stderr] 4  | / error_chain! {
Dec 18 00:36:43.501 INFO [stderr] 5  | |     types {
Dec 18 00:36:43.501 INFO [stderr] 6  | |         Error, ErrorKind, ResultExt, Result;
Dec 18 00:36:43.501 INFO [stderr] 7  | |     }
Dec 18 00:36:43.501 INFO [stderr] ...  |
Dec 18 00:36:43.501 INFO [stderr] 24 | |     }
Dec 18 00:36:43.501 INFO [stderr] 25 | | }
Dec 18 00:36:43.501 INFO [stderr]    | |_^
Dec 18 00:36:43.501 INFO [stderr]    |
Dec 18 00:36:43.501 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 00:36:43.501 INFO [stderr] 
Dec 18 00:36:43.580 INFO [stderr] warning: unused variable: `buffer`
Dec 18 00:36:43.580 INFO [stderr]    --> src/buf/tests.rs:268:18
Dec 18 00:36:43.580 INFO [stderr]     |
Dec 18 00:36:43.580 INFO [stderr] 268 |   fn from_buffer(buffer: &mut ByteBuffer) -> Result<Option<MyType>> {
Dec 18 00:36:43.580 INFO [stderr]     |                  ^^^^^^ help: consider using `_buffer` instead
Dec 18 00:36:43.580 INFO [stderr]     |
Dec 18 00:36:43.580 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 00:36:43.580 INFO [stderr] 
Dec 18 00:36:44.199 INFO [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
Dec 18 00:36:44.199 INFO [stderr]    --> src/epoll/mod.rs:215:13
Dec 18 00:36:44.199 INFO [stderr]     |
Dec 18 00:36:44.199 INFO [stderr] 215 |     assert!(ev.events.contains(EPOLLIN));
Dec 18 00:36:44.199 INFO [stderr]     |             ^^^^^^^^^
Dec 18 00:36:44.199 INFO [stderr]     |
Dec 18 00:36:44.199 INFO [stderr]     = note: #[warn(safe_packed_borrows)] on by default
Dec 18 00:36:44.199 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!
Dec 18 00:36:44.199 INFO [stderr]     = note: for more information, see issue #46043 <https://github.com/rust-lang/rust/issues/46043>
Dec 18 00:36:44.199 INFO [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
Dec 18 00:36:44.199 INFO [stderr] 
Dec 18 00:36:44.956 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.59s
Dec 18 00:36:45.884 INFO running `"docker" "inspect" "f608239770c46d6d91483aa69f016300f8e7bb328bf7f245dc23e1f612151505"`
Dec 18 00:36:46.307 INFO running `"docker" "rm" "-f" "f608239770c46d6d91483aa69f016300f8e7bb328bf7f245dc23e1f612151505"`
Dec 18 00:36:46.620 INFO [stdout] f608239770c46d6d91483aa69f016300f8e7bb328bf7f245dc23e1f612151505