Dec 12 19:28:20.588 INFO testing zklapow/duplex against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 19:28:20.588 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 19:28:21.449 INFO [stdout] ad76c97e58c200fa0ce3ce93e7ff092554cb09a52d4cf08b6640d9ba66db18b8
Dec 12 19:28:21.452 INFO running `"docker" "start" "-a" "ad76c97e58c200fa0ce3ce93e7ff092554cb09a52d4cf08b6640d9ba66db18b8"`
Dec 12 19:28:23.088 INFO [stderr] usermod: no changes
Dec 12 19:28:23.283 INFO [stderr]    Compiling libc v0.2.22
Dec 12 19:28:23.283 INFO [stderr]    Compiling cfg-if v0.1.0
Dec 12 19:28:23.283 INFO [stderr]    Compiling byteorder v1.0.0
Dec 12 19:28:23.283 INFO [stderr]    Compiling num-traits v0.1.37
Dec 12 19:28:23.283 INFO [stderr]    Compiling log v0.3.7
Dec 12 19:28:23.283 INFO [stderr]    Compiling slab v0.3.0
Dec 12 19:28:23.283 INFO [stderr]    Compiling futures v0.1.13
Dec 12 19:28:23.283 INFO [stderr]    Compiling lazycell v0.4.0
Dec 12 19:28:23.623 INFO [stderr]    Compiling scoped-tls v0.1.0
Dec 12 19:28:24.736 INFO [stderr]    Compiling utf8-ranges v0.1.3
Dec 12 19:28:24.865 INFO [stderr]    Compiling regex-syntax v0.3.9
Dec 12 19:28:24.928 INFO [stderr]    Compiling vec_map v0.7.0
Dec 12 19:28:24.952 INFO [stderr]    Compiling unicode-width v0.1.4
Dec 12 19:28:25.687 INFO [stderr]    Compiling ansi_term v0.9.0
Dec 12 19:28:25.835 INFO [stderr]    Compiling strsim v0.6.0
Dec 12 19:28:25.968 INFO [stderr]    Compiling bitflags v0.8.2
Dec 12 19:28:27.656 INFO [stderr]    Compiling smallvec v0.2.1
Dec 12 19:28:27.663 INFO [stderr]    Compiling take v0.1.0
Dec 12 19:28:27.663 INFO [stderr]    Compiling unicode-segmentation v1.1.0
Dec 12 19:28:27.979 INFO [stderr]    Compiling iovec v0.1.0
Dec 12 19:28:30.787 INFO [stderr]    Compiling memchr v0.1.11
Dec 12 19:28:30.810 INFO [stderr]    Compiling net2 v0.2.27
Dec 12 19:28:30.810 INFO [stderr]    Compiling rand v0.3.15
Dec 12 19:28:30.810 INFO [stderr]    Compiling atty v0.2.2
Dec 12 19:28:30.847 INFO [stderr]    Compiling term_size v0.3.0
Dec 12 19:28:30.947 INFO [stderr]    Compiling time v0.1.37
Dec 12 19:28:31.237 INFO [stderr]    Compiling bytes v0.4.3
Dec 12 19:28:31.689 INFO [stderr]    Compiling num-integer v0.1.34
Dec 12 19:28:32.646 INFO [stderr]    Compiling clap v2.23.3
Dec 12 19:28:33.503 INFO [stderr]    Compiling aho-corasick v0.5.3
Dec 12 19:28:37.547 INFO [stderr]    Compiling thread-id v2.0.0
Dec 12 19:28:37.643 INFO [stderr]    Compiling num-iter v0.1.33
Dec 12 19:28:38.211 INFO [stderr]    Compiling mio v0.6.7
Dec 12 19:28:38.559 INFO [stderr]    Compiling thread_local v0.2.7
Dec 12 19:28:38.695 INFO [stderr]    Compiling num v0.1.37
Dec 12 19:28:40.707 INFO [stderr]    Compiling chrono v0.3.1
Dec 12 19:28:44.598 INFO [stderr]    Compiling tokio-io v0.1.1
Dec 12 19:28:44.599 INFO [stderr]    Compiling tokio-service v0.1.0
Dec 12 19:28:45.017 INFO [stderr]    Compiling regex v0.1.80
Dec 12 19:28:48.848 INFO [stderr]    Compiling tokio-core v0.1.6
Dec 12 19:28:56.847 INFO [stderr]    Compiling tokio-proto v0.1.1
Dec 12 19:29:05.955 INFO [stderr]    Compiling env_logger v0.3.5
Dec 12 19:29:23.214 INFO [stderr]    Compiling duplex v0.1.0 (/source)
Dec 12 19:29:23.347 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 12 19:29:23.347 INFO [stderr]  --> src/proxy.rs:4:5
Dec 12 19:29:23.347 INFO [stderr]   |
Dec 12 19:29:23.347 INFO [stderr] 4 | use std::cell::RefCell;
Dec 12 19:29:23.347 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 19:29:23.347 INFO [stderr]   |
Dec 12 19:29:23.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 19:29:23.347 INFO [stderr] 
Dec 12 19:29:23.347 INFO [stderr] warning: unused import: `Shutdown`
Dec 12 19:29:23.347 INFO [stderr]  --> src/proxy.rs:5:16
Dec 12 19:29:23.347 INFO [stderr]   |
Dec 12 19:29:23.347 INFO [stderr] 5 | use std::net::{Shutdown, SocketAddr};
Dec 12 19:29:23.347 INFO [stderr]   |                ^^^^^^^^
Dec 12 19:29:23.347 INFO [stderr] 
Dec 12 19:29:23.347 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 12 19:29:23.347 INFO [stderr]  --> src/proxy.rs:9:27
Dec 12 19:29:23.347 INFO [stderr]   |
Dec 12 19:29:23.347 INFO [stderr] 9 | use tokio_io::{AsyncRead, AsyncWrite};
Dec 12 19:29:23.348 INFO [stderr]   |                           ^^^^^^^^^^
Dec 12 19:29:23.348 INFO [stderr] 
Dec 12 19:29:23.348 INFO [stderr] warning: unused import: `shutdown`
Dec 12 19:29:23.348 INFO [stderr]   --> src/proxy.rs:10:26
Dec 12 19:29:23.348 INFO [stderr]    |
Dec 12 19:29:23.348 INFO [stderr] 10 | use tokio_io::io::{copy, shutdown};
Dec 12 19:29:23.348 INFO [stderr]    |                          ^^^^^^^^
Dec 12 19:29:23.348 INFO [stderr] 
Dec 12 19:29:23.348 INFO [stderr] warning: unused import: `std::io`
Dec 12 19:29:23.349 INFO [stderr]   --> src/main.rs:16:5
Dec 12 19:29:23.354 INFO [stderr]    |
Dec 12 19:29:23.355 INFO [stderr] 16 | use std::io;
Dec 12 19:29:23.355 INFO [stderr]    |     ^^^^^^^
Dec 12 19:29:23.355 INFO [stderr] 
Dec 12 19:29:23.495 INFO [stderr] warning: unused variable: `res`
Dec 12 19:29:23.496 INFO [stderr]   --> src/main.rs:43:9
Dec 12 19:29:23.496 INFO [stderr]    |
Dec 12 19:29:23.496 INFO [stderr] 43 |     let res = match matches.subcommand() {
Dec 12 19:29:23.496 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 12 19:29:23.496 INFO [stderr]    |
Dec 12 19:29:23.496 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 19:29:23.496 INFO [stderr] 
Dec 12 19:29:26.491 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
Dec 12 19:29:26.495 INFO [stderr] su: No module specific data is present
Dec 12 19:29:27.161 INFO running `"docker" "inspect" "ad76c97e58c200fa0ce3ce93e7ff092554cb09a52d4cf08b6640d9ba66db18b8"`
Dec 12 19:29:27.497 INFO running `"docker" "rm" "-f" "ad76c97e58c200fa0ce3ce93e7ff092554cb09a52d4cf08b6640d9ba66db18b8"`
Dec 12 19:29:27.907 INFO [stdout] ad76c97e58c200fa0ce3ce93e7ff092554cb09a52d4cf08b6640d9ba66db18b8
Dec 12 19:29:27.915 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 19:29:28.300 INFO [stdout] 196c229f511d9d2459282465cbfae618a6fa75816815104b9f34b999ebeddb32
Dec 12 19:29:28.307 INFO running `"docker" "start" "-a" "196c229f511d9d2459282465cbfae618a6fa75816815104b9f34b999ebeddb32"`
Dec 12 19:29:29.715 INFO [stderr] usermod: no changes
Dec 12 19:29:29.866 INFO [stderr]    Compiling duplex v0.1.0 (/source)
Dec 12 19:29:30.127 INFO [stderr] warning: unused import: `std::cell::RefCell`
Dec 12 19:29:30.127 INFO [stderr]  --> src/proxy.rs:4:5
Dec 12 19:29:30.127 INFO [stderr]   |
Dec 12 19:29:30.127 INFO [stderr] 4 | use std::cell::RefCell;
Dec 12 19:29:30.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 12 19:29:30.127 INFO [stderr]   |
Dec 12 19:29:30.127 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 19:29:30.127 INFO [stderr] 
Dec 12 19:29:30.127 INFO [stderr] warning: unused import: `Shutdown`
Dec 12 19:29:30.127 INFO [stderr]  --> src/proxy.rs:5:16
Dec 12 19:29:30.127 INFO [stderr]   |
Dec 12 19:29:30.127 INFO [stderr] 5 | use std::net::{Shutdown, SocketAddr};
Dec 12 19:29:30.127 INFO [stderr]   |                ^^^^^^^^
Dec 12 19:29:30.127 INFO [stderr] 
Dec 12 19:29:30.127 INFO [stderr] warning: unused import: `AsyncWrite`
Dec 12 19:29:30.127 INFO [stderr]  --> src/proxy.rs:9:27
Dec 12 19:29:30.127 INFO [stderr]   |
Dec 12 19:29:30.127 INFO [stderr] 9 | use tokio_io::{AsyncRead, AsyncWrite};
Dec 12 19:29:30.127 INFO [stderr]   |                           ^^^^^^^^^^
Dec 12 19:29:30.127 INFO [stderr] 
Dec 12 19:29:30.127 INFO [stderr] warning: unused import: `shutdown`
Dec 12 19:29:30.127 INFO [stderr]   --> src/proxy.rs:10:26
Dec 12 19:29:30.127 INFO [stderr]    |
Dec 12 19:29:30.127 INFO [stderr] 10 | use tokio_io::io::{copy, shutdown};
Dec 12 19:29:30.127 INFO [stderr]    |                          ^^^^^^^^
Dec 12 19:29:30.127 INFO [stderr] 
Dec 12 19:29:30.127 INFO [stderr] warning: unused import: `std::io`
Dec 12 19:29:30.127 INFO [stderr]   --> src/main.rs:16:5
Dec 12 19:29:30.127 INFO [stderr]    |
Dec 12 19:29:30.127 INFO [stderr] 16 | use std::io;
Dec 12 19:29:30.127 INFO [stderr]    |     ^^^^^^^
Dec 12 19:29:30.127 INFO [stderr] 
Dec 12 19:29:30.319 INFO [stderr] warning: unused variable: `res`
Dec 12 19:29:30.319 INFO [stderr]   --> src/main.rs:43:9
Dec 12 19:29:30.319 INFO [stderr]    |
Dec 12 19:29:30.319 INFO [stderr] 43 |     let res = match matches.subcommand() {
Dec 12 19:29:30.319 INFO [stderr]    |         ^^^ help: consider using `_res` instead
Dec 12 19:29:30.319 INFO [stderr]    |
Dec 12 19:29:30.319 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 19:29:30.319 INFO [stderr] 
Dec 12 19:29:30.819 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 12 19:29:30.827 INFO [stderr] su: No module specific data is present
Dec 12 19:29:31.641 INFO running `"docker" "inspect" "196c229f511d9d2459282465cbfae618a6fa75816815104b9f34b999ebeddb32"`
Dec 12 19:29:31.981 INFO running `"docker" "rm" "-f" "196c229f511d9d2459282465cbfae618a6fa75816815104b9f34b999ebeddb32"`
Dec 12 19:29:32.275 INFO [stdout] 196c229f511d9d2459282465cbfae618a6fa75816815104b9f34b999ebeddb32
Dec 12 19:29:32.281 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 19:29:32.799 INFO [stdout] 61e332172d88480a13aa3d427665cf68baff77e283f03f9d663a8fbd90daff4d
Dec 12 19:29:32.801 INFO running `"docker" "start" "-a" "61e332172d88480a13aa3d427665cf68baff77e283f03f9d663a8fbd90daff4d"`
Dec 12 19:29:34.482 INFO [stderr] usermod: no changes
Dec 12 19:29:34.639 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Dec 12 19:29:34.655 INFO [stderr]      Running /target/debug/deps/duplex-cdf83fba7ddc832a
Dec 12 19:29:34.657 INFO [stdout] 
Dec 12 19:29:34.657 INFO [stdout] running 0 tests
Dec 12 19:29:34.659 INFO [stdout] 
Dec 12 19:29:34.659 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 19:29:34.659 INFO [stdout] 
Dec 12 19:29:34.679 INFO [stderr] su: No module specific data is present
Dec 12 19:29:35.916 INFO running `"docker" "inspect" "61e332172d88480a13aa3d427665cf68baff77e283f03f9d663a8fbd90daff4d"`
Dec 12 19:29:36.267 INFO running `"docker" "rm" "-f" "61e332172d88480a13aa3d427665cf68baff77e283f03f9d663a8fbd90daff4d"`
Dec 12 19:29:36.591 INFO [stdout] 61e332172d88480a13aa3d427665cf68baff77e283f03f9d663a8fbd90daff4d