[INFO] fetching crate crossterm_screen 0.2.5...
[INFO] checking crossterm_screen-0.2.5 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate crossterm_screen 0.2.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crossterm_screen 0.2.5 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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 /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b1620d1dfd09ca2722ecce0b1a871b719f23be947668b859ae336053ec22b6f
[INFO] running `"docker" "start" "-a" "4b1620d1dfd09ca2722ecce0b1a871b719f23be947668b859ae336053ec22b6f"`
[INFO] [stderr]     Checking crossterm_utils v0.2.4
[INFO] [stderr]     Checking crossterm_screen v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Write`
[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] 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] 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] error[E0601]: `main` function not found in crate `raw_mode`
[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] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4b1620d1dfd09ca2722ecce0b1a871b719f23be947668b859ae336053ec22b6f"`
[INFO] running `"docker" "rm" "-f" "4b1620d1dfd09ca2722ecce0b1a871b719f23be947668b859ae336053ec22b6f"`
[INFO] [stdout] 4b1620d1dfd09ca2722ecce0b1a871b719f23be947668b859ae336053ec22b6f