[INFO] crate crossterm_screen 0.2.5 is already in cache
[INFO] testing crossterm_screen-0.2.5 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate crossterm_screen 0.2.5 into work/builds/worker-3/source
[INFO] validating manifest of crates.io crate crossterm_screen 0.2.5 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crossterm_screen 0.2.5
[INFO] finished tweaking crates.io crate crossterm_screen 0.2.5
[INFO] tweaked toml for crates.io crate crossterm_screen 0.2.5 written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 17be5d233743faa9f4812812837488748cfe62e1c0108d34e50fe333550426fa
[INFO] running `"docker" "start" "-a" "17be5d233743faa9f4812812837488748cfe62e1c0108d34e50fe333550426fa"`
[INFO] [stderr]    Compiling crossterm_utils v0.2.4
[INFO] [stderr]    Compiling crossterm_screen v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "17be5d233743faa9f4812812837488748cfe62e1c0108d34e50fe333550426fa"`
[INFO] running `"docker" "rm" "-f" "17be5d233743faa9f4812812837488748cfe62e1c0108d34e50fe333550426fa"`
[INFO] [stdout] 17be5d233743faa9f4812812837488748cfe62e1c0108d34e50fe333550426fa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 48c31f6fab3fe03f27a9313bfb6977d3ccb4f9d8412c80031fb9dbc18a91d924
[INFO] running `"docker" "start" "-a" "48c31f6fab3fe03f27a9313bfb6977d3ccb4f9d8412c80031fb9dbc18a91d924"`
[INFO] [stderr]    Compiling crossterm_screen v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr] warning: unused imports: `Write`, `stdout`
[INFO] [stderr]  --> examples/alternate_screen.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{stdout, Write};
[INFO] [stderr]   |               ^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]  --> examples/alternate_screen.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr]  --> examples/raw_mode.rs:5:23
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{stdout, Write};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]  --> examples/raw_mode.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{thread, time};
[INFO] [stderr]   |           ^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `raw_mode`
[INFO] [stderr] error[E0601]: `main` function not found in crate `alternate_screen`
[INFO] [stderr]   --> examples/alternate_screen.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / extern crate crossterm_screen;
[INFO] [stderr] 2  | |
[INFO] [stderr] 3  | | use crossterm_screen::AlternateScreen;
[INFO] [stderr] 4  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     } // <- alternate screen will be disabled when dropped.
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^ consider adding a `main` function to `examples/alternate_screen.rs`
[INFO] [stderr] 
[INFO] [stderr]   --> examples/raw_mode.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / extern crate crossterm_screen;
[INFO] [stderr] 2  | |
[INFO] [stderr] 3  | | use crossterm_screen::{IntoRawMode, RawScreen};
[INFO] [stderr] 4  | |
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     // raw screen will be disabled when it goes out of scope.
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^ consider adding a `main` function to `examples/raw_mode.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `crossterm_screen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `crossterm_screen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "48c31f6fab3fe03f27a9313bfb6977d3ccb4f9d8412c80031fb9dbc18a91d924"`
[INFO] running `"docker" "rm" "-f" "48c31f6fab3fe03f27a9313bfb6977d3ccb4f9d8412c80031fb9dbc18a91d924"`
[INFO] [stdout] 48c31f6fab3fe03f27a9313bfb6977d3ccb4f9d8412c80031fb9dbc18a91d924