Dec 05 20:23:44.205 INFO testing jakobdalsgaard/rust-examples against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 20:23:44.205 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 20:23:44.628 INFO [stdout] 95ed654e6c6f34fcf440edfc71ce672e4e7ce4119f29b4ff47fe0905f226ede9
Dec 05 20:23:44.630 INFO running `"docker" "start" "-a" "95ed654e6c6f34fcf440edfc71ce672e4e7ce4119f29b4ff47fe0905f226ede9"`
Dec 05 20:23:45.348 INFO [stderr] usermod: no changes
Dec 05 20:23:45.396 INFO [stderr]    Compiling log v0.3.6
Dec 05 20:23:45.740 INFO [stderr]    Compiling futures v0.1.10
Dec 05 20:23:48.063 INFO [stderr]    Compiling rust-examples v0.1.0 (/source)
Dec 05 20:23:48.601 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
Dec 05 20:23:48.605 INFO [stderr] su: No module specific data is present
Dec 05 20:23:49.401 INFO running `"docker" "inspect" "95ed654e6c6f34fcf440edfc71ce672e4e7ce4119f29b4ff47fe0905f226ede9"`
Dec 05 20:23:49.626 INFO running `"docker" "rm" "-f" "95ed654e6c6f34fcf440edfc71ce672e4e7ce4119f29b4ff47fe0905f226ede9"`
Dec 05 20:23:49.932 INFO [stdout] 95ed654e6c6f34fcf440edfc71ce672e4e7ce4119f29b4ff47fe0905f226ede9
Dec 05 20:23:49.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 05 20:23:50.413 INFO [stdout] ab27d9a7a39e79f63707c366869245f50fb4fd3c161ce876991afcb8f11703a3
Dec 05 20:23:50.415 INFO running `"docker" "start" "-a" "ab27d9a7a39e79f63707c366869245f50fb4fd3c161ce876991afcb8f11703a3"`
Dec 05 20:23:52.083 INFO [stderr] usermod: no changes
Dec 05 20:23:52.152 INFO [stderr]    Compiling rust-examples v0.1.0 (/source)
Dec 05 20:23:53.152 INFO [stderr] warning: unused import: `std::thread`
Dec 05 20:23:53.153 INFO [stderr]  --> examples/inc.rs:1:5
Dec 05 20:23:53.153 INFO [stderr]   |
Dec 05 20:23:53.153 INFO [stderr] 1 | use std::thread;
Dec 05 20:23:53.154 INFO [stderr]   |     ^^^^^^^^^^^
Dec 05 20:23:53.154 INFO [stderr]   |
Dec 05 20:23:53.155 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:23:53.155 INFO [stderr] 
Dec 05 20:23:53.155 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 05 20:23:53.155 INFO [stderr]  --> examples/inc.rs:2:5
Dec 05 20:23:53.156 INFO [stderr]   |
Dec 05 20:23:53.156 INFO [stderr] 2 | use std::sync::mpsc::channel;
Dec 05 20:23:53.157 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:23:53.157 INFO [stderr] 
Dec 05 20:23:53.440 INFO [stderr] warning: unused import: `futures::sync::mpsc::Sender`
Dec 05 20:23:53.441 INFO [stderr]  --> examples/futurechannels.rs:7:5
Dec 05 20:23:53.441 INFO [stderr]   |
Dec 05 20:23:53.442 INFO [stderr] 7 | use futures::sync::mpsc::Sender;
Dec 05 20:23:53.442 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:23:53.442 INFO [stderr]   |
Dec 05 20:23:53.443 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 20:23:53.443 INFO [stderr] 
Dec 05 20:23:53.464 INFO [stderr] warning: variable does not need to be mutable
Dec 05 20:23:53.464 INFO [stderr]  --> examples/stdchannels.rs:8:16
Dec 05 20:23:53.464 INFO [stderr]   |
Dec 05 20:23:53.464 INFO [stderr] 8 |   let (mut tx, mut rx) = sync_channel(0);
Dec 05 20:23:53.464 INFO [stderr]   |                ----^^
Dec 05 20:23:53.464 INFO [stderr]   |                |
Dec 05 20:23:53.464 INFO [stderr]   |                help: remove this `mut`
Dec 05 20:23:53.464 INFO [stderr]   |
Dec 05 20:23:53.464 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 05 20:23:53.464 INFO [stderr] 
Dec 05 20:23:53.464 INFO [stderr] warning: variable does not need to be mutable
Dec 05 20:23:53.464 INFO [stderr]  --> examples/stdchannels.rs:8:8
Dec 05 20:23:53.464 INFO [stderr]   |
Dec 05 20:23:53.465 INFO [stderr] 8 |   let (mut tx, mut rx) = sync_channel(0);
Dec 05 20:23:53.465 INFO [stderr]   |        ----^^
Dec 05 20:23:53.465 INFO [stderr]   |        |
Dec 05 20:23:53.465 INFO [stderr]   |        help: remove this `mut`
Dec 05 20:23:53.465 INFO [stderr] 
Dec 05 20:23:53.536 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:23:53.536 INFO [stderr]   --> examples/stdchannels.rs:17:7
Dec 05 20:23:53.536 INFO [stderr]    |
Dec 05 20:23:53.536 INFO [stderr] 17 |       tx.send(7);
Dec 05 20:23:53.536 INFO [stderr]    |       ^^^^^^^^^^^
Dec 05 20:23:53.544 INFO [stderr]    |
Dec 05 20:23:53.544 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:23:53.544 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:23:53.544 INFO [stderr] 
Dec 05 20:23:53.746 INFO [stderr] warning: unused variable: `child2`
Dec 05 20:23:53.746 INFO [stderr]   --> examples/futurechannels.rs:28:7
Dec 05 20:23:53.746 INFO [stderr]    |
Dec 05 20:23:53.746 INFO [stderr] 28 |   let child2 = thread::spawn(move || {
Dec 05 20:23:53.746 INFO [stderr]    |       ^^^^^^ help: consider using `_child2` instead
Dec 05 20:23:53.746 INFO [stderr]    |
Dec 05 20:23:53.746 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 20:23:53.746 INFO [stderr] 
Dec 05 20:23:53.748 INFO [stderr] warning: unused variable: `rest`
Dec 05 20:23:53.748 INFO [stderr]   --> examples/futurechannels.rs:66:14
Dec 05 20:23:53.748 INFO [stderr]    |
Dec 05 20:23:53.749 INFO [stderr] 66 |   let (item, rest) = rest.into_future().wait().ok().unwrap();
Dec 05 20:23:53.749 INFO [stderr]    |              ^^^^ help: consider using `_rest` instead
Dec 05 20:23:53.749 INFO [stderr] 
Dec 05 20:23:53.888 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:23:53.888 INFO [stderr]   --> examples/futurechannels.rs:14:5
Dec 05 20:23:53.888 INFO [stderr]    |
Dec 05 20:23:53.888 INFO [stderr] 14 | /     receiver.map(|i| {
Dec 05 20:23:53.888 INFO [stderr] 15 | |       println!("got: {}", i);
Dec 05 20:23:53.888 INFO [stderr] 16 | |     }).wait();
Dec 05 20:23:53.888 INFO [stderr]    | |______________^
Dec 05 20:23:53.908 INFO [stderr]    |
Dec 05 20:23:53.908 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 20:23:53.908 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:23:53.908 INFO [stderr] 
Dec 05 20:23:53.909 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:23:53.909 INFO [stderr]   --> examples/futurechannels.rs:30:5
Dec 05 20:23:53.909 INFO [stderr]    |
Dec 05 20:23:53.909 INFO [stderr] 30 |     sender2.send(1).and_then(|tx| { println!("sending 2"); tx.send(2) } ).wait();
Dec 05 20:23:53.909 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:23:53.909 INFO [stderr]    |
Dec 05 20:23:53.909 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:23:53.909 INFO [stderr] 
Dec 05 20:23:53.916 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 20:23:53.916 INFO [stderr]   --> examples/futurechannels.rs:49:3
Dec 05 20:23:53.916 INFO [stderr]    |
Dec 05 20:23:53.916 INFO [stderr] 49 |   sender3.send(5).and_then(|tx| tx.send(6)).wait();
Dec 05 20:23:53.916 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 20:23:53.917 INFO [stderr]    |
Dec 05 20:23:53.917 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 20:23:53.917 INFO [stderr] 
Dec 05 20:23:55.904 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.79s
Dec 05 20:23:55.907 INFO [stderr] su: No module specific data is present
Dec 05 20:23:56.982 INFO running `"docker" "inspect" "ab27d9a7a39e79f63707c366869245f50fb4fd3c161ce876991afcb8f11703a3"`
Dec 05 20:23:57.304 INFO running `"docker" "rm" "-f" "ab27d9a7a39e79f63707c366869245f50fb4fd3c161ce876991afcb8f11703a3"`
Dec 05 20:23:57.638 INFO [stdout] ab27d9a7a39e79f63707c366869245f50fb4fd3c161ce876991afcb8f11703a3
Dec 05 20:23:57.642 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --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 05 20:23:58.117 INFO [stdout] 0d7148aea2f192e676d7bfd4a877839f585b234645d448c6654fafca574aa5ce
Dec 05 20:23:58.122 INFO running `"docker" "start" "-a" "0d7148aea2f192e676d7bfd4a877839f585b234645d448c6654fafca574aa5ce"`
Dec 05 20:23:58.880 INFO [stderr] usermod: no changes
Dec 05 20:23:58.922 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 20:23:58.928 INFO [stderr]      Running /target/debug/deps/rust_examples-e7e8589927097fa4
Dec 05 20:23:58.932 INFO [stderr] su: No module specific data is present
Dec 05 20:23:58.932 INFO [stdout] 
Dec 05 20:23:58.932 INFO [stdout] running 0 tests
Dec 05 20:23:58.932 INFO [stdout] 
Dec 05 20:23:58.932 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 20:23:58.932 INFO [stdout] 
Dec 05 20:23:59.330 INFO running `"docker" "inspect" "0d7148aea2f192e676d7bfd4a877839f585b234645d448c6654fafca574aa5ce"`
Dec 05 20:23:59.552 INFO running `"docker" "rm" "-f" "0d7148aea2f192e676d7bfd4a877839f585b234645d448c6654fafca574aa5ce"`
Dec 05 20:23:59.844 INFO [stdout] 0d7148aea2f192e676d7bfd4a877839f585b234645d448c6654fafca574aa5ce