Nov 17 00:11:08.845 INFO testing jakobdalsgaard/rust-examples against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 00:11:08.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:11:09.022 INFO [stdout] 74f7f3bd31581f37a75506497f139f24076b4fb10bd6a416639ca758d688747c
Nov 17 00:11:09.023 INFO running `"docker" "start" "-a" "74f7f3bd31581f37a75506497f139f24076b4fb10bd6a416639ca758d688747c"`
Nov 17 00:11:09.510 INFO [stderr] usermod: no changes
Nov 17 00:11:09.571 INFO [stderr]    Compiling log v0.3.6
Nov 17 00:11:10.187 INFO [stderr]    Compiling futures v0.1.10
Nov 17 00:11:13.259 INFO [stderr]    Compiling rust-examples v0.1.0 (/source)
Nov 17 00:11:13.946 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
Nov 17 00:11:13.949 INFO [stderr] su: No module specific data is present
Nov 17 00:11:14.876 INFO running `"docker" "inspect" "74f7f3bd31581f37a75506497f139f24076b4fb10bd6a416639ca758d688747c"`
Nov 17 00:11:15.299 INFO running `"docker" "rm" "-f" "74f7f3bd31581f37a75506497f139f24076b4fb10bd6a416639ca758d688747c"`
Nov 17 00:11:15.619 INFO [stdout] 74f7f3bd31581f37a75506497f139f24076b4fb10bd6a416639ca758d688747c
Nov 17 00:11:15.628 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:11:16.283 INFO [stdout] 8b58a9805e4c67927089d36b2030edc5710e520bcdb5aae3ee7cc73498ac9e43
Nov 17 00:11:16.285 INFO running `"docker" "start" "-a" "8b58a9805e4c67927089d36b2030edc5710e520bcdb5aae3ee7cc73498ac9e43"`
Nov 17 00:11:18.241 INFO [stderr] usermod: no changes
Nov 17 00:11:18.303 INFO [stderr]    Compiling rust-examples v0.1.0 (/source)
Nov 17 00:11:19.109 INFO [stderr] warning: unused import: `std::thread`
Nov 17 00:11:19.110 INFO [stderr]  --> examples/inc.rs:1:5
Nov 17 00:11:19.110 INFO [stderr]   |
Nov 17 00:11:19.111 INFO [stderr] 1 | use std::thread;
Nov 17 00:11:19.111 INFO [stderr]   |     ^^^^^^^^^^^
Nov 17 00:11:19.111 INFO [stderr]   |
Nov 17 00:11:19.112 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 00:11:19.112 INFO [stderr] 
Nov 17 00:11:19.112 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Nov 17 00:11:19.113 INFO [stderr]  --> examples/inc.rs:2:5
Nov 17 00:11:19.113 INFO [stderr]   |
Nov 17 00:11:19.113 INFO [stderr] 2 | use std::sync::mpsc::channel;
Nov 17 00:11:19.113 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:11:19.114 INFO [stderr] 
Nov 17 00:11:19.152 INFO [stderr] warning: unused import: `futures::sync::mpsc::Sender`
Nov 17 00:11:19.152 INFO [stderr]  --> examples/futurechannels.rs:7:5
Nov 17 00:11:19.152 INFO [stderr]   |
Nov 17 00:11:19.159 INFO [stderr] 7 | use futures::sync::mpsc::Sender;
Nov 17 00:11:19.159 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:11:19.160 INFO [stderr]   |
Nov 17 00:11:19.160 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 00:11:19.160 INFO [stderr] 
Nov 17 00:11:19.227 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:11:19.227 INFO [stderr]  --> examples/stdchannels.rs:8:16
Nov 17 00:11:19.227 INFO [stderr]   |
Nov 17 00:11:19.228 INFO [stderr] 8 |   let (mut tx, mut rx) = sync_channel(0);
Nov 17 00:11:19.229 INFO [stderr]   |                ----^^
Nov 17 00:11:19.229 INFO [stderr]   |                |
Nov 17 00:11:19.230 INFO [stderr]   |                help: remove this `mut`
Nov 17 00:11:19.230 INFO [stderr]   |
Nov 17 00:11:19.231 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Nov 17 00:11:19.231 INFO [stderr] 
Nov 17 00:11:19.231 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:11:19.232 INFO [stderr]  --> examples/stdchannels.rs:8:8
Nov 17 00:11:19.233 INFO [stderr]   |
Nov 17 00:11:19.233 INFO [stderr] 8 |   let (mut tx, mut rx) = sync_channel(0);
Nov 17 00:11:19.234 INFO [stderr]   |        ----^^
Nov 17 00:11:19.234 INFO [stderr]   |        |
Nov 17 00:11:19.237 INFO [stderr]   |        help: remove this `mut`
Nov 17 00:11:19.238 INFO [stderr] 
Nov 17 00:11:19.263 INFO [stderr] warning: unused variable: `child2`
Nov 17 00:11:19.263 INFO [stderr]   --> examples/futurechannels.rs:28:7
Nov 17 00:11:19.263 INFO [stderr]    |
Nov 17 00:11:19.263 INFO [stderr] 28 |   let child2 = thread::spawn(move || {
Nov 17 00:11:19.263 INFO [stderr]    |       ^^^^^^ help: consider using `_child2` instead
Nov 17 00:11:19.263 INFO [stderr]    |
Nov 17 00:11:19.263 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 00:11:19.263 INFO [stderr] 
Nov 17 00:11:19.263 INFO [stderr] warning: unused variable: `rest`
Nov 17 00:11:19.263 INFO [stderr]   --> examples/futurechannels.rs:66:14
Nov 17 00:11:19.263 INFO [stderr]    |
Nov 17 00:11:19.263 INFO [stderr] 66 |   let (item, rest) = rest.into_future().wait().ok().unwrap();
Nov 17 00:11:19.263 INFO [stderr]    |              ^^^^ help: consider using `_rest` instead
Nov 17 00:11:19.263 INFO [stderr] 
Nov 17 00:11:19.295 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:11:19.295 INFO [stderr]   --> examples/stdchannels.rs:17:7
Nov 17 00:11:19.295 INFO [stderr]    |
Nov 17 00:11:19.295 INFO [stderr] 17 |       tx.send(7);
Nov 17 00:11:19.295 INFO [stderr]    |       ^^^^^^^^^^^
Nov 17 00:11:19.295 INFO [stderr]    |
Nov 17 00:11:19.295 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 00:11:19.295 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:11:19.295 INFO [stderr] 
Nov 17 00:11:19.336 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:11:19.337 INFO [stderr]   --> examples/futurechannels.rs:14:5
Nov 17 00:11:19.337 INFO [stderr]    |
Nov 17 00:11:19.337 INFO [stderr] 14 | /     receiver.map(|i| {
Nov 17 00:11:19.337 INFO [stderr] 15 | |       println!("got: {}", i);
Nov 17 00:11:19.337 INFO [stderr] 16 | |     }).wait();
Nov 17 00:11:19.338 INFO [stderr]    | |______________^
Nov 17 00:11:19.338 INFO [stderr]    |
Nov 17 00:11:19.338 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 17 00:11:19.338 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:11:19.338 INFO [stderr] 
Nov 17 00:11:19.338 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:11:19.338 INFO [stderr]   --> examples/futurechannels.rs:30:5
Nov 17 00:11:19.338 INFO [stderr]    |
Nov 17 00:11:19.338 INFO [stderr] 30 |     sender2.send(1).and_then(|tx| { println!("sending 2"); tx.send(2) } ).wait();
Nov 17 00:11:19.338 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:11:19.338 INFO [stderr]    |
Nov 17 00:11:19.338 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:11:19.338 INFO [stderr] 
Nov 17 00:11:19.338 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:11:19.338 INFO [stderr]   --> examples/futurechannels.rs:49:3
Nov 17 00:11:19.338 INFO [stderr]    |
Nov 17 00:11:19.338 INFO [stderr] 49 |   sender3.send(5).and_then(|tx| tx.send(6)).wait();
Nov 17 00:11:19.338 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:11:19.338 INFO [stderr]    |
Nov 17 00:11:19.338 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:11:19.338 INFO [stderr] 
Nov 17 00:11:21.283 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
Nov 17 00:11:21.287 INFO [stderr] su: No module specific data is present
Nov 17 00:11:22.438 INFO running `"docker" "inspect" "8b58a9805e4c67927089d36b2030edc5710e520bcdb5aae3ee7cc73498ac9e43"`
Nov 17 00:11:22.815 INFO running `"docker" "rm" "-f" "8b58a9805e4c67927089d36b2030edc5710e520bcdb5aae3ee7cc73498ac9e43"`
Nov 17 00:11:23.155 INFO [stdout] 8b58a9805e4c67927089d36b2030edc5710e520bcdb5aae3ee7cc73498ac9e43
Nov 17 00:11:23.162 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 00:11:23.677 INFO [stdout] baff213cd7ea516957072bf85947cee62545c74c898487c14de8e5cbbc335958
Nov 17 00:11:23.680 INFO running `"docker" "start" "-a" "baff213cd7ea516957072bf85947cee62545c74c898487c14de8e5cbbc335958"`
Nov 17 00:11:26.002 INFO [stderr] usermod: no changes
Nov 17 00:11:26.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Nov 17 00:11:26.079 INFO [stderr]      Running /target/debug/deps/rust_examples-23a7ee8abbe0d488
Nov 17 00:11:26.083 INFO [stdout] 
Nov 17 00:11:26.083 INFO [stdout] running 0 tests
Nov 17 00:11:26.083 INFO [stdout] 
Nov 17 00:11:26.083 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 00:11:26.083 INFO [stdout] 
Nov 17 00:11:26.083 INFO [stderr] su: No module specific data is present
Nov 17 00:11:27.286 INFO running `"docker" "inspect" "baff213cd7ea516957072bf85947cee62545c74c898487c14de8e5cbbc335958"`
Nov 17 00:11:27.611 INFO running `"docker" "rm" "-f" "baff213cd7ea516957072bf85947cee62545c74c898487c14de8e5cbbc335958"`
Nov 17 00:11:27.975 INFO [stdout] baff213cd7ea516957072bf85947cee62545c74c898487c14de8e5cbbc335958