[INFO] fetching crate getch 0.2.1...
[INFO] testing getch-0.2.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate getch 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate getch 0.2.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate getch 0.2.1
[INFO] finished tweaking crates.io crate getch 0.2.1
[INFO] tweaked toml for crates.io crate getch 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1411b769e6651dec92c36ac65bc4cc89ab076e78a269cab5e1319e5e9169b3e9
[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" "1411b769e6651dec92c36ac65bc4cc89ab076e78a269cab5e1319e5e9169b3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1411b769e6651dec92c36ac65bc4cc89ab076e78a269cab5e1319e5e9169b3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1411b769e6651dec92c36ac65bc4cc89ab076e78a269cab5e1319e5e9169b3e9", kill_on_drop: false }`
[INFO] [stdout] 1411b769e6651dec92c36ac65bc4cc89ab076e78a269cab5e1319e5e9169b3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb592b2dbadd82ba3254398b172efe4235acf8457e6a240bb886e35458bfc160
[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" "cb592b2dbadd82ba3254398b172efe4235acf8457e6a240bb886e35458bfc160", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling getch v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...                   if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:79:28
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "cb592b2dbadd82ba3254398b172efe4235acf8457e6a240bb886e35458bfc160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb592b2dbadd82ba3254398b172efe4235acf8457e6a240bb886e35458bfc160", kill_on_drop: false }`
[INFO] [stdout] cb592b2dbadd82ba3254398b172efe4235acf8457e6a240bb886e35458bfc160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 061c63b806d65788cfc9f520b2b8199bdcf8c05acd0514f1df31828110101a03
[INFO] running `Command { std: "docker" "start" "-a" "061c63b806d65788cfc9f520b2b8199bdcf8c05acd0514f1df31828110101a03", kill_on_drop: false }`
[INFO] [stderr]    Compiling getch v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...                   if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:79:28
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:67:24
[INFO] [stdout]    |
[INFO] [stdout] 67 |                     if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 72 | ...                   if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:79:28
[INFO] [stdout]    |
[INFO] [stdout] 79 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "061c63b806d65788cfc9f520b2b8199bdcf8c05acd0514f1df31828110101a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061c63b806d65788cfc9f520b2b8199bdcf8c05acd0514f1df31828110101a03", kill_on_drop: false }`
[INFO] [stdout] 061c63b806d65788cfc9f520b2b8199bdcf8c05acd0514f1df31828110101a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8565114f062457a009b71e09b2b97bbad54a55a07b6dde44a9f03ead232ff466
[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" "8565114f062457a009b71e09b2b97bbad54a55a07b6dde44a9f03ead232ff466", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |             if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:67:24
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:28
[INFO] [stderr]    |
[INFO] [stderr] 69 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:32
[INFO] [stderr]    |
[INFO] [stderr] 72 | ...                   if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:79:28
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |             if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:67:24
[INFO] [stderr]    |
[INFO] [stderr] 67 |                     if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:28
[INFO] [stderr]    |
[INFO] [stderr] 69 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:32
[INFO] [stderr]    |
[INFO] [stderr] 72 | ...                   if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:79:28
[INFO] [stderr]    |
[INFO] [stderr] 79 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |                         if try!(stdin.read(&mut r[..])) == 0 { return Ok(0) }
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/getch-322fa41f379bad42
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests getch
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8565114f062457a009b71e09b2b97bbad54a55a07b6dde44a9f03ead232ff466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8565114f062457a009b71e09b2b97bbad54a55a07b6dde44a9f03ead232ff466", kill_on_drop: false }`
[INFO] [stdout] 8565114f062457a009b71e09b2b97bbad54a55a07b6dde44a9f03ead232ff466