[INFO] fetching crate batteryd 0.1.1...
[INFO] extracting crate batteryd 0.1.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/batteryd/0.1.1
[INFO] extracting crate batteryd 0.1.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/batteryd/0.1.1
[INFO] validating manifest of batteryd-0.1.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of batteryd-0.1.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing batteryd-0.1.1
[INFO] finished frobbing batteryd-0.1.1
[INFO] frobbed toml for batteryd-0.1.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/batteryd/0.1.1/Cargo.toml
[INFO] started frobbing batteryd-0.1.1
[INFO] finished frobbing batteryd-0.1.1
[INFO] frobbed toml for batteryd-0.1.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/batteryd/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing batteryd-0.1.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/batteryd/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 85a791e2a7813927cc02db0f76d058a372d818b8ce8cae79830b876c238073ff
[INFO] running `"docker" "start" "-a" "85a791e2a7813927cc02db0f76d058a372d818b8ce8cae79830b876c238073ff"`
[INFO] [stderr]    Compiling batteryd v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `File`
[INFO] [stderr]  --> src/battery.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::{OpenOptions, File};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn battery_charging(&self, battery: &Battery) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn battery_full(&self, battery: &Battery) {}
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn battery_discharging(&self, battery: &Battery) {}
[INFO] [stderr]    |                                   ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn battery_low(&self, battery: &Battery) {}
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn battery_critical(&self, battery: &Battery) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:31:31
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn battery_missing(&self, battery: &Battery) {}
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `index`
[INFO] [stderr]   --> src/battery.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     index: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `battery`
[INFO] [stderr]  --> src/estimation.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     battery: &'b Battery,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for crate
[INFO] [stderr]   --> src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![warn(missing_docs)]
[INFO] [stderr] 2  | |
[INFO] [stderr] 3  | | #[macro_use]
[INFO] [stderr] 4  | | extern crate log;
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     env!("CARGO_PKG_VERSION").to_string()
[INFO] [stderr] 16 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]  --> src/lib.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub mod battery;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/battery.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Missing,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/battery.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Discharging,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/battery.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Charging,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/battery.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Full,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/battery.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/battery.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub fn with_index(index: u32) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/battery.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn is_charging(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/battery.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_full(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/battery.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     pub fn status(&self) -> Status {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]    --> src/battery.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     pub fn is_present(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]    --> src/battery.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn capacity(&self) -> Result<u8, ()> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub mod estimation;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]  --> src/estimation.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct BatteryEstimator<'b> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/estimation.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn new(battery: &'b Battery) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub mod events;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]   --> src/events.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct BatteryEventPublisher<'b, 'r, T: 'r + BatteryEventSubscriber> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait
[INFO] [stderr]   --> src/events.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub trait BatteryEventSubscriber {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn battery_charging(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn battery_full(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn battery_discharging(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn battery_low(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn battery_critical(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a trait method
[INFO] [stderr]   --> src/events.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn battery_missing(&self, battery: &Battery) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/events.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn new(battery: &'b Battery, receiver: &'r T) -> BatteryEventPublisher<'b, 'r, T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/events.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn run(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub mod notifications;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an enum
[INFO] [stderr]  --> src/notifications.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum Urgency {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]  --> src/notifications.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Low,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/notifications.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Normal,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a variant
[INFO] [stderr]   --> src/notifications.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Critical,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]   --> src/notifications.rs:20:1
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct NotificationOptions {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn title<S: ToString>(&mut self, title: S) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn text<S: ToString>(&mut self, text: S) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn icon<S: ToString>(&mut self, icon: S) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn urgency(&mut self, urgency: Urgency) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn expire_time(&mut self, milliseconds: u32) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     pub fn eternal(&mut self) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifications.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn show(&self) -> io::Result<process::Child> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub mod notifier;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a struct
[INFO] [stderr]   --> src/notifier.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Notifier {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a method
[INFO] [stderr]   --> src/notifier.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a module
[INFO] [stderr]   --> src/lib.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub mod system;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "85a791e2a7813927cc02db0f76d058a372d818b8ce8cae79830b876c238073ff"`
[INFO] running `"docker" "rm" "-f" "85a791e2a7813927cc02db0f76d058a372d818b8ce8cae79830b876c238073ff"`
[INFO] [stdout] 85a791e2a7813927cc02db0f76d058a372d818b8ce8cae79830b876c238073ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/batteryd/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 548d06f9c02396b243d1852f55842e545714da1cbc82daa7fc06a6387f48e392
[INFO] running `"docker" "start" "-a" "548d06f9c02396b243d1852f55842e545714da1cbc82daa7fc06a6387f48e392"`
[INFO] [stderr]    Compiling batteryd v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `File`
[INFO] [stderr]  --> src/battery.rs:2:28
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::{OpenOptions, File};
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn battery_charging(&self, battery: &Battery) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn battery_full(&self, battery: &Battery) {}
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:28:35
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn battery_discharging(&self, battery: &Battery) {}
[INFO] [stderr]    |                                   ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn battery_low(&self, battery: &Battery) {}
[INFO] [stderr]    |                           ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:30:32
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn battery_critical(&self, battery: &Battery) {}
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `battery`
[INFO] [stderr]   --> src/events.rs:31:31
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn battery_missing(&self, battery: &Battery) {}
[INFO] [stderr]    |                               ^^^^^^^ help: consider prefixing with an underscore: `_battery`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `index`
[INFO] [stderr]   --> src/battery.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     index: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `battery`
[INFO] [stderr]  --> src/estimation.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     battery: &'b Battery,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "548d06f9c02396b243d1852f55842e545714da1cbc82daa7fc06a6387f48e392"`
[INFO] running `"docker" "rm" "-f" "548d06f9c02396b243d1852f55842e545714da1cbc82daa7fc06a6387f48e392"`
[INFO] [stdout] 548d06f9c02396b243d1852f55842e545714da1cbc82daa7fc06a6387f48e392
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/batteryd/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 2c4475df3da2bbfc724ee9c895302fe59d8899fec31c189eb4583b410872b7d1
[INFO] running `"docker" "start" "-a" "2c4475df3da2bbfc724ee9c895302fe59d8899fec31c189eb4583b410872b7d1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/batteryd-162b2da18b7f8d76
[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] [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]      Running /opt/crater/target/debug/deps/batteryd-cdef140c8c7d744f
[INFO] [stderr]    Doc-tests batteryd
[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" "2c4475df3da2bbfc724ee9c895302fe59d8899fec31c189eb4583b410872b7d1"`
[INFO] running `"docker" "rm" "-f" "2c4475df3da2bbfc724ee9c895302fe59d8899fec31c189eb4583b410872b7d1"`
[INFO] [stdout] 2c4475df3da2bbfc724ee9c895302fe59d8899fec31c189eb4583b410872b7d1