Nov 09 11:26:44.516 INFO checking jakobdalsgaard/rust-examples against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 11:26:44.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-1/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/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 +653da4fd006c97625247acd7e076d0782cdc149b-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 09 11:26:45.031 INFO blam! 466602fd82a8209e94fe9ff56d9e3688537921e52ba74be3d5cfacc5de2dcd0e
Nov 09 11:26:45.037 INFO running `"docker" "start" "-a" "466602fd82a8209e94fe9ff56d9e3688537921e52ba74be3d5cfacc5de2dcd0e"`
Nov 09 11:26:46.362 INFO kablam! usermod: no changes
Nov 09 11:26:46.419 INFO kablam!     Checking log v0.3.6
Nov 09 11:26:46.735 INFO kablam!     Checking futures v0.1.10
Nov 09 11:26:48.683 INFO kablam!     Checking rust-examples v0.1.0 (/source)
Nov 09 11:26:49.159 INFO kablam! warning: unused import: `futures::sync::mpsc::Sender`
Nov 09 11:26:49.160 INFO kablam!  --> examples/futurechannels.rs:7:5
Nov 09 11:26:49.160 INFO kablam!   |
Nov 09 11:26:49.160 INFO kablam! 7 | use futures::sync::mpsc::Sender;
Nov 09 11:26:49.161 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:26:49.161 INFO kablam!   |
Nov 09 11:26:49.161 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 11:26:49.162 INFO kablam! 
Nov 09 11:26:49.226 INFO kablam! warning: unused variable: `child2`
Nov 09 11:26:49.226 INFO kablam!   --> examples/futurechannels.rs:28:7
Nov 09 11:26:49.226 INFO kablam!    |
Nov 09 11:26:49.226 INFO kablam! 28 |   let child2 = thread::spawn(move || {
Nov 09 11:26:49.226 INFO kablam!    |       ^^^^^^ help: consider using `_child2` instead
Nov 09 11:26:49.226 INFO kablam!    |
Nov 09 11:26:49.226 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 09 11:26:49.226 INFO kablam! 
Nov 09 11:26:49.226 INFO kablam! warning: unused variable: `rest`
Nov 09 11:26:49.226 INFO kablam!   --> examples/futurechannels.rs:66:14
Nov 09 11:26:49.226 INFO kablam!    |
Nov 09 11:26:49.226 INFO kablam! 66 |   let (item, rest) = rest.into_future().wait().ok().unwrap();
Nov 09 11:26:49.226 INFO kablam!    |              ^^^^ help: consider using `_rest` instead
Nov 09 11:26:49.226 INFO kablam! 
Nov 09 11:26:49.239 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:26:49.240 INFO kablam!   --> examples/futurechannels.rs:14:5
Nov 09 11:26:49.240 INFO kablam!    |
Nov 09 11:26:49.241 INFO kablam! 14 | /     receiver.map(|i| {
Nov 09 11:26:49.241 INFO kablam! 15 | |       println!("got: {}", i);
Nov 09 11:26:49.241 INFO kablam! 16 | |     }).wait();
Nov 09 11:26:49.242 INFO kablam!    | |______________^
Nov 09 11:26:49.242 INFO kablam!    |
Nov 09 11:26:49.242 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 11:26:49.242 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:26:49.243 INFO kablam! 
Nov 09 11:26:49.243 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:26:49.244 INFO kablam!   --> examples/futurechannels.rs:30:5
Nov 09 11:26:49.244 INFO kablam!    |
Nov 09 11:26:49.244 INFO kablam! 30 |     sender2.send(1).and_then(|tx| { println!("sending 2"); tx.send(2) } ).wait();
Nov 09 11:26:49.245 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:26:49.245 INFO kablam!    |
Nov 09 11:26:49.245 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:26:49.246 INFO kablam! 
Nov 09 11:26:49.247 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:26:49.248 INFO kablam!   --> examples/futurechannels.rs:49:3
Nov 09 11:26:49.248 INFO kablam!    |
Nov 09 11:26:49.248 INFO kablam! 49 |   sender3.send(5).and_then(|tx| tx.send(6)).wait();
Nov 09 11:26:49.249 INFO kablam!    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:26:49.249 INFO kablam!    |
Nov 09 11:26:49.249 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:26:49.250 INFO kablam! 
Nov 09 11:26:49.482 INFO kablam! warning: variable does not need to be mutable
Nov 09 11:26:49.482 INFO kablam!  --> examples/stdchannels.rs:8:16
Nov 09 11:26:49.482 INFO kablam!   |
Nov 09 11:26:49.482 INFO kablam! 8 |   let (mut tx, mut rx) = sync_channel(0);
Nov 09 11:26:49.482 INFO kablam!   |                ----^^
Nov 09 11:26:49.482 INFO kablam!   |                |
Nov 09 11:26:49.482 INFO kablam!   |                help: remove this `mut`
Nov 09 11:26:49.482 INFO kablam!   |
Nov 09 11:26:49.482 INFO kablam!   = note: #[warn(unused_mut)] on by default
Nov 09 11:26:49.482 INFO kablam! 
Nov 09 11:26:49.482 INFO kablam! warning: variable does not need to be mutable
Nov 09 11:26:49.482 INFO kablam!  --> examples/stdchannels.rs:8:8
Nov 09 11:26:49.482 INFO kablam!   |
Nov 09 11:26:49.482 INFO kablam! 8 |   let (mut tx, mut rx) = sync_channel(0);
Nov 09 11:26:49.482 INFO kablam!   |        ----^^
Nov 09 11:26:49.482 INFO kablam!   |        |
Nov 09 11:26:49.482 INFO kablam!   |        help: remove this `mut`
Nov 09 11:26:49.482 INFO kablam! 
Nov 09 11:26:49.499 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 09 11:26:49.499 INFO kablam!   --> examples/stdchannels.rs:17:7
Nov 09 11:26:49.499 INFO kablam!    |
Nov 09 11:26:49.499 INFO kablam! 17 |       tx.send(7);
Nov 09 11:26:49.499 INFO kablam!    |       ^^^^^^^^^^^
Nov 09 11:26:49.499 INFO kablam!    |
Nov 09 11:26:49.499 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 09 11:26:49.499 INFO kablam!    = note: this `Result` may be an `Err` variant, which should be handled
Nov 09 11:26:49.500 INFO kablam! 
Nov 09 11:26:49.930 INFO kablam! warning: unused import: `std::thread`
Nov 09 11:26:49.930 INFO kablam!  --> examples/inc.rs:1:5
Nov 09 11:26:49.930 INFO kablam!   |
Nov 09 11:26:49.930 INFO kablam! 1 | use std::thread;
Nov 09 11:26:49.931 INFO kablam!   |     ^^^^^^^^^^^
Nov 09 11:26:49.931 INFO kablam!   |
Nov 09 11:26:49.932 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 11:26:49.932 INFO kablam! 
Nov 09 11:26:49.933 INFO kablam! warning: unused import: `std::sync::mpsc::channel`
Nov 09 11:26:49.933 INFO kablam!  --> examples/inc.rs:2:5
Nov 09 11:26:49.934 INFO kablam!   |
Nov 09 11:26:49.934 INFO kablam! 2 | use std::sync::mpsc::channel;
Nov 09 11:26:49.934 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 09 11:26:49.935 INFO kablam! 
Nov 09 11:26:50.096 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
Nov 09 11:26:50.103 INFO kablam! su: No module specific data is present
Nov 09 11:26:51.334 INFO running `"docker" "rm" "-f" "466602fd82a8209e94fe9ff56d9e3688537921e52ba74be3d5cfacc5de2dcd0e"`
Nov 09 11:26:51.595 INFO blam! 466602fd82a8209e94fe9ff56d9e3688537921e52ba74be3d5cfacc5de2dcd0e