Dec 06 10:51:52.553 INFO testing PaulGrandperrin/playground against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 10:51:52.553 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 10:51:53.258 INFO [stdout] 7beedf206fc78da8a56920e6befa4cda10e37db54caf79fbdaada10e80bcec90
Dec 06 10:51:53.260 INFO running `"docker" "start" "-a" "7beedf206fc78da8a56920e6befa4cda10e37db54caf79fbdaada10e80bcec90"`
Dec 06 10:51:54.704 INFO [stderr] usermod: no changes
Dec 06 10:51:54.832 INFO [stderr]    Compiling playground v0.1.0 (/source)
Dec 06 10:51:56.056 INFO [stderr] error[E0603]: trait alias `Object` is private
Dec 06 10:51:56.056 INFO [stderr]  --> src/non_volatile/cache/basic.rs:2:42
Dec 06 10:51:56.056 INFO [stderr]   |
Dec 06 10:51:56.056 INFO [stderr] 2 | use super::super::object::any_rc_object::Object;
Dec 06 10:51:56.056 INFO [stderr]   |                                          ^^^^^^
Dec 06 10:51:56.057 INFO [stderr] 
Dec 06 10:51:56.060 INFO [stderr] error[E0603]: trait alias `Object` is private
Dec 06 10:51:56.060 INFO [stderr]  --> src/non_volatile/manager.rs:3:35
Dec 06 10:51:56.060 INFO [stderr]   |
Dec 06 10:51:56.060 INFO [stderr] 3 | use super::object::any_rc_object::Object;
Dec 06 10:51:56.060 INFO [stderr]   |                                   ^^^^^^
Dec 06 10:51:56.060 INFO [stderr] 
Dec 06 10:51:56.065 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 06 10:51:56.065 INFO [stderr]  --> src/context.rs:8:5
Dec 06 10:51:56.066 INFO [stderr]   |
Dec 06 10:51:56.066 INFO [stderr] 8 | use std::rc::Rc;
Dec 06 10:51:56.066 INFO [stderr]   |     ^^^^^^^^^^^
Dec 06 10:51:56.066 INFO [stderr]   |
Dec 06 10:51:56.066 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 10:51:56.066 INFO [stderr] 
Dec 06 10:51:56.067 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Dec 06 10:51:56.067 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:6:5
Dec 06 10:51:56.067 INFO [stderr]   |
Dec 06 10:51:56.067 INFO [stderr] 6 | use std::borrow::Borrow;
Dec 06 10:51:56.067 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 06 10:51:56.067 INFO [stderr] 
Dec 06 10:51:56.067 INFO [stderr] warning: unused import: `TryInto`
Dec 06 10:51:56.067 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:7:29
Dec 06 10:51:56.067 INFO [stderr]   |
Dec 06 10:51:56.067 INFO [stderr] 7 | use std::convert::{TryFrom, TryInto};
Dec 06 10:51:56.067 INFO [stderr]   |                             ^^^^^^^
Dec 06 10:51:56.067 INFO [stderr] 
Dec 06 10:51:56.067 INFO [stderr] warning: unused import: `std::fmt::Debug`
Dec 06 10:51:56.067 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:8:5
Dec 06 10:51:56.067 INFO [stderr]   |
Dec 06 10:51:56.067 INFO [stderr] 8 | use std::fmt::Debug;
Dec 06 10:51:56.067 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 06 10:51:56.067 INFO [stderr] 
Dec 06 10:51:56.068 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 06 10:51:56.068 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:6:13
Dec 06 10:51:56.068 INFO [stderr]   |
Dec 06 10:51:56.068 INFO [stderr] 6 | use bytes::{Buf, BufMut};
Dec 06 10:51:56.068 INFO [stderr]   |             ^^^  ^^^^^^
Dec 06 10:51:56.068 INFO [stderr] 
Dec 06 10:51:56.068 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 06 10:51:56.069 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:7:5
Dec 06 10:51:56.069 INFO [stderr]   |
Dec 06 10:51:56.069 INFO [stderr] 7 | use std::io::Cursor;
Dec 06 10:51:56.069 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 06 10:51:56.069 INFO [stderr] 
Dec 06 10:51:56.072 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 06 10:51:56.072 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:4:13
Dec 06 10:51:56.072 INFO [stderr]   |
Dec 06 10:51:56.072 INFO [stderr] 4 | use bytes::{Buf, BufMut};
Dec 06 10:51:56.072 INFO [stderr]   |             ^^^  ^^^^^^
Dec 06 10:51:56.072 INFO [stderr] 
Dec 06 10:51:56.072 INFO [stderr] warning: unused import: `failure::format_err`
Dec 06 10:51:56.072 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:5:5
Dec 06 10:51:56.072 INFO [stderr]   |
Dec 06 10:51:56.072 INFO [stderr] 5 | use failure::format_err;
Dec 06 10:51:56.072 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 06 10:51:56.072 INFO [stderr] 
Dec 06 10:51:56.072 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 06 10:51:56.072 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:7:5
Dec 06 10:51:56.072 INFO [stderr]   |
Dec 06 10:51:56.072 INFO [stderr] 7 | use std::io::Cursor;
Dec 06 10:51:56.072 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 06 10:51:56.072 INFO [stderr] 
Dec 06 10:51:56.072 INFO [stderr] warning: unused import: `std::mem`
Dec 06 10:51:56.072 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:8:5
Dec 06 10:51:56.072 INFO [stderr]   |
Dec 06 10:51:56.072 INFO [stderr] 8 | use std::mem;
Dec 06 10:51:56.072 INFO [stderr]   |     ^^^^^^^^
Dec 06 10:51:56.072 INFO [stderr] 
Dec 06 10:51:56.101 INFO [stderr] error: aborting due to 2 previous errors
Dec 06 10:51:56.101 INFO [stderr] 
Dec 06 10:51:56.104 INFO [stderr] For more information about this error, try `rustc --explain E0603`.
Dec 06 10:51:56.112 INFO [stderr] error: Could not compile `playground`.
Dec 06 10:51:56.114 INFO [stderr] 
Dec 06 10:51:56.114 INFO [stderr] To learn more, run the command again with --verbose.
Dec 06 10:51:56.116 INFO [stderr] su: No module specific data is present
Dec 06 10:51:56.781 INFO running `"docker" "inspect" "7beedf206fc78da8a56920e6befa4cda10e37db54caf79fbdaada10e80bcec90"`
Dec 06 10:51:56.858 INFO running `"docker" "rm" "-f" "7beedf206fc78da8a56920e6befa4cda10e37db54caf79fbdaada10e80bcec90"`
Dec 06 10:51:56.947 INFO [stdout] 7beedf206fc78da8a56920e6befa4cda10e37db54caf79fbdaada10e80bcec90