[INFO] cloning repository https://github.com/Roger/tui-grep
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Roger/tui-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoger%2Ftui-grep"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoger%2Ftui-grep'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5488abcc2176bc05337bbc5c3daca4220d3eb547
[INFO] checking Roger/tui-grep against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoger%2Ftui-grep" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Roger/tui-grep on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Roger/tui-grep
[INFO] finished tweaking git repo https://github.com/Roger/tui-grep
[INFO] tweaked toml for git repo https://github.com/Roger/tui-grep written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Roger/tui-grep already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixed-vec-deque v0.1.8
[INFO] [stderr]   Downloaded cansi v2.1.0
[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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 5ec63c402ac34f8636522af940b61a1df51968d73086a6b28193609bf7ed7590
[INFO] running `"docker" "start" "-a" "5ec63c402ac34f8636522af940b61a1df51968d73086a6b28193609bf7ed7590"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking cansi v2.1.0
[INFO] [stderr]     Checking fixed-vec-deque v0.1.8
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking tui-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: enum is never used: `Event`
[INFO] [stderr]  --> src/event.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Event {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Events`
[INFO] [stderr]   --> src/event.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Events {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/event.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new() -> Events {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `with_config`
[INFO] [stderr]   --> src/event.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_config(config: Config) -> Events {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next`
[INFO] [stderr]    --> src/event.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn next(&self) -> Result<Event, mpsc::RecvError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input_handle`
[INFO] [stderr]   --> src/event_cross.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     input_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `keyboard_handle`
[INFO] [stderr]   --> src/event_cross.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     keyboard_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Event`
[INFO] [stderr]  --> src/event.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Event {
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Events`
[INFO] [stderr]   --> src/event.rs:17:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct Events {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/event.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn new() -> Events {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `with_config`
[INFO] [stderr]   --> src/event.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_config(config: Config) -> Events {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next`
[INFO] [stderr]    --> src/event.rs:115:12
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn next(&self) -> Result<Event, mpsc::RecvError> {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `input_handle`
[INFO] [stderr]   --> src/event_cross.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     input_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `keyboard_handle`
[INFO] [stderr]   --> src/event_cross.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     keyboard_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.87s
[INFO] running `"docker" "inspect" "5ec63c402ac34f8636522af940b61a1df51968d73086a6b28193609bf7ed7590"`
[INFO] running `"docker" "rm" "-f" "5ec63c402ac34f8636522af940b61a1df51968d73086a6b28193609bf7ed7590"`
[INFO] [stdout] 5ec63c402ac34f8636522af940b61a1df51968d73086a6b28193609bf7ed7590