[INFO] fetching crate terminal_cli_termion 0.1.0... [INFO] checking terminal_cli_termion-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate terminal_cli_termion 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate terminal_cli_termion 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate terminal_cli_termion 0.1.0 [INFO] finished tweaking crates.io crate terminal_cli_termion 0.1.0 [INFO] tweaked toml for crates.io crate terminal_cli_termion 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding numtoa v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding termion v1.5.6 (latest: v3.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded terminal_cli v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4487c6786576aa62e2a5c02caff81e161d156eddb989f5e7a6410b20f97f5e35 [INFO] running `Command { std: "docker" "start" "-a" "4487c6786576aa62e2a5c02caff81e161d156eddb989f5e7a6410b20f97f5e35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4487c6786576aa62e2a5c02caff81e161d156eddb989f5e7a6410b20f97f5e35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4487c6786576aa62e2a5c02caff81e161d156eddb989f5e7a6410b20f97f5e35", kill_on_drop: false }` [INFO] [stdout] 4487c6786576aa62e2a5c02caff81e161d156eddb989f5e7a6410b20f97f5e35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86f63d8a823103dbc7c92c70fa9b13e851fc15287ee280d1a6909388366bf99e [INFO] running `Command { std: "docker" "start" "-a" "86f63d8a823103dbc7c92c70fa9b13e851fc15287ee280d1a6909388366bf99e", kill_on_drop: false }` [INFO] [stderr] Checking terminal_cli v0.2.0 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking terminal_cli_termion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::termion::*` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use self::termion::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::event::Key` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use self::termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::input::TermRead` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use self::termion::input::TermRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/lib.rs:19:30 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:37 [INFO] [stdout] | [INFO] [stdout] 18 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::*` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use self::termion::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::event::Key` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use self::termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::input::TermRead` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use self::termion::input::TermRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/lib.rs:19:30 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:37 [INFO] [stdout] | [INFO] [stdout] 18 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let stdin = stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cfmakeraw` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | fn cfmakeraw(termptr: *mut Termios); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let stdin = stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cfmakeraw` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | fn cfmakeraw(termptr: *mut Termios); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:97:3 [INFO] [stdout] | [INFO] [stdout] 97 | self.stdout.write(bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.stdout.write(bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:97:3 [INFO] [stdout] | [INFO] [stdout] 97 | self.stdout.write(bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.stdout.write(bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "86f63d8a823103dbc7c92c70fa9b13e851fc15287ee280d1a6909388366bf99e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86f63d8a823103dbc7c92c70fa9b13e851fc15287ee280d1a6909388366bf99e", kill_on_drop: false }` [INFO] [stdout] 86f63d8a823103dbc7c92c70fa9b13e851fc15287ee280d1a6909388366bf99e [INFO] checking terminal_cli_termion-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate terminal_cli_termion 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate terminal_cli_termion 0.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate terminal_cli_termion 0.1.0 [INFO] finished tweaking crates.io crate terminal_cli_termion 0.1.0 [INFO] tweaked toml for crates.io crate terminal_cli_termion 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64e0aaef64c313d1d0ff233c5c2965568cc3b053a0a80f155b353209e4be6704 [INFO] running `Command { std: "docker" "start" "-a" "64e0aaef64c313d1d0ff233c5c2965568cc3b053a0a80f155b353209e4be6704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64e0aaef64c313d1d0ff233c5c2965568cc3b053a0a80f155b353209e4be6704", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64e0aaef64c313d1d0ff233c5c2965568cc3b053a0a80f155b353209e4be6704", kill_on_drop: false }` [INFO] [stdout] 64e0aaef64c313d1d0ff233c5c2965568cc3b053a0a80f155b353209e4be6704 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abff22e23a526c63e3bd32e82d6b72cb9b8e8e24ff3565ec6b7a766de489d45b [INFO] running `Command { std: "docker" "start" "-a" "abff22e23a526c63e3bd32e82d6b72cb9b8e8e24ff3565ec6b7a766de489d45b", kill_on_drop: false }` [INFO] [stderr] Checking terminal_cli v0.2.0 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking terminal_cli_termion v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::termion::*` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use self::termion::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::*` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use self::termion::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::event::Key` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use self::termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::input::TermRead` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use self::termion::input::TermRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/lib.rs:19:30 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:37 [INFO] [stdout] | [INFO] [stdout] 18 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::event::Key` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use self::termion::event::Key; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::termion::input::TermRead` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use self::termion::input::TermRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Bytes` [INFO] [stdout] --> src/lib.rs:19:30 [INFO] [stdout] | [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:37 [INFO] [stdout] | [INFO] [stdout] 18 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 19 | use std::io::{stdout, stdin, Bytes, Write, Stdout}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let stdin = stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdin` [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let stdin = stdin(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cfmakeraw` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | fn cfmakeraw(termptr: *mut Termios); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cfmakeraw` is never used [INFO] [stdout] --> src/lib.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | fn cfmakeraw(termptr: *mut Termios); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:97:3 [INFO] [stdout] | [INFO] [stdout] 97 | self.stdout.write(bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.stdout.write(bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:97:3 [INFO] [stdout] | [INFO] [stdout] 97 | self.stdout.write(bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = self.stdout.write(bytes); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "abff22e23a526c63e3bd32e82d6b72cb9b8e8e24ff3565ec6b7a766de489d45b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abff22e23a526c63e3bd32e82d6b72cb9b8e8e24ff3565ec6b7a766de489d45b", kill_on_drop: false }` [INFO] [stdout] abff22e23a526c63e3bd32e82d6b72cb9b8e8e24ff3565ec6b7a766de489d45b