[INFO] updating cached repository https://github.com/Yohannfra/Rbar [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 2b919245d520b1f58e065b77413c9ee2c83cb974 [INFO] checking Yohannfra/Rbar against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYohannfra%2FRbar" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Yohannfra/Rbar on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7 [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Yohannfra/Rbar [INFO] finished tweaking git repo https://github.com/Yohannfra/Rbar [INFO] tweaked toml for git repo https://github.com/Yohannfra/Rbar written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Yohannfra/Rbar already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 2a6f398c90183ebe3f340a1bba9008f164ce8b6b8c28626a1a82d79cbb2f5c0a [INFO] running `"docker" "start" "-a" "2a6f398c90183ebe3f340a1bba9008f164ce8b6b8c28626a1a82d79cbb2f5c0a"` [INFO] [stderr] Checking rbar v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::process::Command` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::process::Command; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bar_data` [INFO] [stderr] --> src/main.rs:66:19 [INFO] [stderr] | [INFO] [stderr] 66 | fn get_disk_space(bar_data: &mut BarData) { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_bar_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | Err(e) => String::from("_"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:110:17 [INFO] [stderr] | [INFO] [stderr] 110 | let icon = ICON_BATTERY_EMPTY; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:112:17 [INFO] [stderr] | [INFO] [stderr] 112 | let icon = ICON_BATTERY_QUARTER; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:114:17 [INFO] [stderr] | [INFO] [stderr] 114 | let icon = ICON_BATTERY_HALF; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:116:17 [INFO] [stderr] | [INFO] [stderr] 116 | let icon = ICON_BATTERY_TREE_QUARTER; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:118:17 [INFO] [stderr] | [INFO] [stderr] 118 | let icon = ICON_BATTERY_FULL; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | let icon = ICON_BATTERY_PLUG; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bar_data` [INFO] [stderr] --> src/main.rs:94:22 [INFO] [stderr] | [INFO] [stderr] 94 | fn get_battery_level(bar_data : &mut BarData) { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_bar_data` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 96 | let mut current_charge = read_file("/sys/class/power_supply/BAT0/energy_now"); [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/main.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut max_charge = read_file("/sys/class/power_supply/BAT0/energy_full"); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_CLOCK` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const ICON_CLOCK: &str = " \u{f017} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_CALENDAR` [INFO] [stderr] --> src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const ICON_CALENDAR: &str = " \u{f133} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::Command` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::process::Command; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_DISK` [INFO] [stderr] --> src/main.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const ICON_DISK: &str = " \u{f0c7} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_MUSIC_PLAY` [INFO] [stderr] --> src/main.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const ICON_MUSIC_PLAY: &str = " \u{f04b} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_MUSIC_PAUSE` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | const ICON_MUSIC_PAUSE: &str = " \u{f04c} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `battery_level` [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | battery_level: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sound_volume` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | sound_volume: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `disk_space` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | disk_space: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_disk_space` [INFO] [stderr] --> src/main.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn get_disk_space(bar_data: &mut BarData) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bar_data` [INFO] [stderr] --> src/main.rs:66:19 [INFO] [stderr] | [INFO] [stderr] 66 | fn get_disk_space(bar_data: &mut BarData) { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_bar_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | Err(e) => String::from("_"), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:110:17 [INFO] [stderr] | [INFO] [stderr] 110 | let icon = ICON_BATTERY_EMPTY; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:112:17 [INFO] [stderr] | [INFO] [stderr] 112 | let icon = ICON_BATTERY_QUARTER; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:114:17 [INFO] [stderr] | [INFO] [stderr] 114 | let icon = ICON_BATTERY_HALF; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:116:17 [INFO] [stderr] | [INFO] [stderr] 116 | let icon = ICON_BATTERY_TREE_QUARTER; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:118:17 [INFO] [stderr] | [INFO] [stderr] 118 | let icon = ICON_BATTERY_FULL; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `icon` [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stderr] | [INFO] [stderr] 121 | let icon = ICON_BATTERY_PLUG; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_icon` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bar_data` [INFO] [stderr] --> src/main.rs:94:22 [INFO] [stderr] | [INFO] [stderr] 94 | fn get_battery_level(bar_data : &mut BarData) { [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_bar_data` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 96 | let mut current_charge = read_file("/sys/class/power_supply/BAT0/energy_now"); [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/main.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | let mut max_charge = read_file("/sys/class/power_supply/BAT0/energy_full"); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_CLOCK` [INFO] [stderr] --> src/main.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const ICON_CLOCK: &str = " \u{f017} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_CALENDAR` [INFO] [stderr] --> src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | const ICON_CALENDAR: &str = " \u{f133} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_DISK` [INFO] [stderr] --> src/main.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | const ICON_DISK: &str = " \u{f0c7} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_MUSIC_PLAY` [INFO] [stderr] --> src/main.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const ICON_MUSIC_PLAY: &str = " \u{f04b} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ICON_MUSIC_PAUSE` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | const ICON_MUSIC_PAUSE: &str = " \u{f04c} "; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `battery_level` [INFO] [stderr] --> src/main.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | battery_level: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sound_volume` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | sound_volume: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `disk_space` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | disk_space: Data, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_disk_space` [INFO] [stderr] --> src/main.rs:66:4 [INFO] [stderr] | [INFO] [stderr] 66 | fn get_disk_space(bar_data: &mut BarData) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `"docker" "inspect" "2a6f398c90183ebe3f340a1bba9008f164ce8b6b8c28626a1a82d79cbb2f5c0a"` [INFO] running `"docker" "rm" "-f" "2a6f398c90183ebe3f340a1bba9008f164ce8b6b8c28626a1a82d79cbb2f5c0a"` [INFO] [stdout] 2a6f398c90183ebe3f340a1bba9008f164ce8b6b8c28626a1a82d79cbb2f5c0a