[INFO] cloning repository https://github.com/Roger/tui-grep
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoger%2Ftui-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5488abcc2176bc05337bbc5c3daca4220d3eb547
[INFO] testing Roger/tui-grep against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoger%2Ftui-grep" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[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 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0e6e36d7c8477d329e7cd6d9f205c3c017d9e17fe53ff48d67022fac6289a5f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b0e6e36d7c8477d329e7cd6d9f205c3c017d9e17fe53ff48d67022fac6289a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0e6e36d7c8477d329e7cd6d9f205c3c017d9e17fe53ff48d67022fac6289a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e6e36d7c8477d329e7cd6d9f205c3c017d9e17fe53ff48d67022fac6289a5f", kill_on_drop: false }`
[INFO] [stdout] b0e6e36d7c8477d329e7cd6d9f205c3c017d9e17fe53ff48d67022fac6289a5f
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f42315eaa18c0ae9b1505cf26a78ae4f454ec237169b80a36200727e7fef024
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5f42315eaa18c0ae9b1505cf26a78ae4f454ec237169b80a36200727e7fef024", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling fixed-vec-deque v0.1.8
[INFO] [stderr]    Compiling cansi v2.1.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling tui v0.6.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling tui-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Event`
[INFO] [stdout]  --> src/event.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Event {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Events`
[INFO] [stdout]   --> src/event.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Events {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/event.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new() -> Events {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_config`
[INFO] [stdout]   --> src/event.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_config(config: Config) -> Events {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]    --> src/event.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn next(&self) -> Result<Event, mpsc::RecvError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event_cross.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard_handle`
[INFO] [stdout]   --> src/event_cross.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     keyboard_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.28s
[INFO] running `Command { std: "docker" "inspect" "5f42315eaa18c0ae9b1505cf26a78ae4f454ec237169b80a36200727e7fef024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f42315eaa18c0ae9b1505cf26a78ae4f454ec237169b80a36200727e7fef024", kill_on_drop: false }`
[INFO] [stdout] 5f42315eaa18c0ae9b1505cf26a78ae4f454ec237169b80a36200727e7fef024
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1f6f2756a89e5f2a5569bc6c732d98302528d463bc2a821c491bd094ea96327
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1f6f2756a89e5f2a5569bc6c732d98302528d463bc2a821c491bd094ea96327", kill_on_drop: false }`
[INFO] [stderr]    Compiling tui-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Event`
[INFO] [stdout]  --> src/event.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Event {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Events`
[INFO] [stdout]   --> src/event.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Events {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/event.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn new() -> Events {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_config`
[INFO] [stdout]   --> src/event.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn with_config(config: Config) -> Events {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]    --> src/event.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |     pub fn next(&self) -> Result<Event, mpsc::RecvError> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/event_cross.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard_handle`
[INFO] [stdout]   --> src/event_cross.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     keyboard_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "a1f6f2756a89e5f2a5569bc6c732d98302528d463bc2a821c491bd094ea96327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f6f2756a89e5f2a5569bc6c732d98302528d463bc2a821c491bd094ea96327", kill_on_drop: false }`
[INFO] [stdout] a1f6f2756a89e5f2a5569bc6c732d98302528d463bc2a821c491bd094ea96327
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 391df55a8b3f780f7c34103796a6826f1e92702ccb235dc17dbda5e7ec1723f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "391df55a8b3f780f7c34103796a6826f1e92702ccb235dc17dbda5e7ec1723f3", kill_on_drop: false }`
[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: `tui-grep` (bin "tui-grep" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tui_grep-75896237206f4d94)
[INFO] running `Command { std: "docker" "inspect" "391df55a8b3f780f7c34103796a6826f1e92702ccb235dc17dbda5e7ec1723f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391df55a8b3f780f7c34103796a6826f1e92702ccb235dc17dbda5e7ec1723f3", kill_on_drop: false }`
[INFO] [stdout] 391df55a8b3f780f7c34103796a6826f1e92702ccb235dc17dbda5e7ec1723f3