[INFO] updating cached repository https://github.com/jeremybobbin/bar [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] efdff7080afb38d94e5c1a45da9d7b1249fc99ea [INFO] testing jeremybobbin/bar against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremybobbin%2Fbar" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeremybobbin/bar on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jeremybobbin/bar [INFO] finished tweaking git repo https://github.com/jeremybobbin/bar [INFO] tweaked toml for git repo https://github.com/jeremybobbin/bar written to work/builds/worker-7/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/jeremybobbin/jer_utils.git` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 48733c976aca596a787b49fc5bc97f8579c4cf690fea18a6cc28a8da3251a615 [INFO] running `"docker" "start" "-a" "48733c976aca596a787b49fc5bc97f8579c4cf690fea18a6cc28a8da3251a615"` [INFO] [stderr] Compiling jer_utils v0.1.0 (https://github.com/jeremybobbin/jer_utils.git#66c44bdd) [INFO] [stderr] Compiling mpd v0.0.12 [INFO] [stderr] Compiling bar v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `reader` [INFO] [stderr] --> src/battery.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | reader [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/battery.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DirEntry`, `net::TcpStream`, `path::Path`, `self`, `self` [INFO] [stderr] --> src/network.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 11 | DirEntry, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 18 | path::Path, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 19 | [INFO] [stderr] 20 | net::TcpStream, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 21 | io::{ [INFO] [stderr] 22 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `net::TcpStream`, `self` [INFO] [stderr] --> src/music_player.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | net::TcpStream, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 34 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] 35 | Read [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JoinHandle`, `self`, `sync::mpsc` [INFO] [stderr] --> src/main.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | JoinHandle, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 32 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 38 | sync::mpsc, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:139:5 [INFO] [stderr] | [INFO] [stderr] 139 | Ok(()) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | Read [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/battery.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut charging = fs::File::open(CHARGING)?; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/battery.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut capacity = fs::File::open(BAT_CAP)?; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | let mut handles = read_dir(RX_BYTES)? [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_number` [INFO] [stderr] --> src/battery.rs:131:1 [INFO] [stderr] | [INFO] [stderr] 131 | fn get_number(reader: &mut R) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `LID_STATE` [INFO] [stderr] --> src/config.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub static LID_STATE: &'static str = "/proc/acpi/button/lid/LID/state"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `lid_is_open` [INFO] [stderr] --> src/main.rs:103:1 [INFO] [stderr] | [INFO] [stderr] 103 | fn lid_is_open() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/music_player.rs:140:17 [INFO] [stderr] | [INFO] [stderr] 140 | tx.send((song, status.state)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/music_player.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | conn.wait(&subs[..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.16s [INFO] running `"docker" "inspect" "48733c976aca596a787b49fc5bc97f8579c4cf690fea18a6cc28a8da3251a615"` [INFO] running `"docker" "rm" "-f" "48733c976aca596a787b49fc5bc97f8579c4cf690fea18a6cc28a8da3251a615"` [INFO] [stdout] 48733c976aca596a787b49fc5bc97f8579c4cf690fea18a6cc28a8da3251a615 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 8717c51af36bab6a49bd97f4201169db55104eea85627a3c0ab0ed09adc6b12b [INFO] running `"docker" "start" "-a" "8717c51af36bab6a49bd97f4201169db55104eea85627a3c0ab0ed09adc6b12b"` [INFO] [stderr] Compiling bar v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `reader` [INFO] [stderr] --> src/battery.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | reader [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/battery.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DirEntry`, `net::TcpStream`, `path::Path`, `self`, `self` [INFO] [stderr] --> src/network.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 11 | DirEntry, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 18 | path::Path, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 19 | [INFO] [stderr] 20 | net::TcpStream, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 21 | io::{ [INFO] [stderr] 22 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Read`, `net::TcpStream`, `self` [INFO] [stderr] --> src/music_player.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | net::TcpStream, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 34 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] 35 | Read [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `JoinHandle`, `self`, `sync::mpsc` [INFO] [stderr] --> src/main.rs:29:9 [INFO] [stderr] | [INFO] [stderr] 29 | JoinHandle, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 32 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 38 | sync::mpsc, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:139:5 [INFO] [stderr] | [INFO] [stderr] 139 | Ok(()) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | Read [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/battery.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut charging = fs::File::open(CHARGING)?; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/battery.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut capacity = fs::File::open(BAT_CAP)?; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/network.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | let mut handles = read_dir(RX_BYTES)? [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_number` [INFO] [stderr] --> src/battery.rs:131:1 [INFO] [stderr] | [INFO] [stderr] 131 | fn get_number(reader: &mut R) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `LID_STATE` [INFO] [stderr] --> src/config.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub static LID_STATE: &'static str = "/proc/acpi/button/lid/LID/state"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `lid_is_open` [INFO] [stderr] --> src/main.rs:103:1 [INFO] [stderr] | [INFO] [stderr] 103 | fn lid_is_open() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/music_player.rs:140:17 [INFO] [stderr] | [INFO] [stderr] 140 | tx.send((song, status.state)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/music_player.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | conn.wait(&subs[..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "8717c51af36bab6a49bd97f4201169db55104eea85627a3c0ab0ed09adc6b12b"` [INFO] running `"docker" "rm" "-f" "8717c51af36bab6a49bd97f4201169db55104eea85627a3c0ab0ed09adc6b12b"` [INFO] [stdout] 8717c51af36bab6a49bd97f4201169db55104eea85627a3c0ab0ed09adc6b12b [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"` [INFO] [stdout] b3c108150d1d398dd4b7c8f56196f9f09a0f96e75665e3f124ca7e32c98af340 [INFO] running `"docker" "start" "-a" "b3c108150d1d398dd4b7c8f56196f9f09a0f96e75665e3f124ca7e32c98af340"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bar-68cd298cd733563e [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 `"docker" "inspect" "b3c108150d1d398dd4b7c8f56196f9f09a0f96e75665e3f124ca7e32c98af340"` [INFO] running `"docker" "rm" "-f" "b3c108150d1d398dd4b7c8f56196f9f09a0f96e75665e3f124ca7e32c98af340"` [INFO] [stdout] b3c108150d1d398dd4b7c8f56196f9f09a0f96e75665e3f124ca7e32c98af340