[INFO] updating cached repository https://github.com/cactorium/buspirate-eeprom-rust
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef41cac0d4e75face1b94db688aa1cc245c8d3dc
[INFO] checking cactorium/buspirate-eeprom-rust against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcactorium%2Fbuspirate-eeprom-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cactorium/buspirate-eeprom-rust on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cactorium/buspirate-eeprom-rust
[INFO] finished tweaking git repo https://github.com/cactorium/buspirate-eeprom-rust
[INFO] tweaked toml for git repo https://github.com/cactorium/buspirate-eeprom-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cactorium/buspirate-eeprom-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfbb626d1f61b0edc2c3fb2172b889596aadc7b14f724c0d185a34847521f612
[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" "bfbb626d1f61b0edc2c3fb2172b889596aadc7b14f724c0d185a34847521f612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfbb626d1f61b0edc2c3fb2172b889596aadc7b14f724c0d185a34847521f612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfbb626d1f61b0edc2c3fb2172b889596aadc7b14f724c0d185a34847521f612", kill_on_drop: false }`
[INFO] [stdout] bfbb626d1f61b0edc2c3fb2172b889596aadc7b14f724c0d185a34847521f612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c945789c7e46d43b016f40ca6c64c75ad7fbe09e795e2a1556019707d7b04c01
[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" "c945789c7e46d43b016f40ca6c64c75ad7fbe09e795e2a1556019707d7b04c01", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.5
[INFO] [stderr]     Checking serial v0.3.4
[INFO] [stderr]     Checking eeprom-writer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serial::prelude::*`
[INFO] [stdout]  --> src/bitbang.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serial::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `onewire::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use onewire::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serial::prelude::*`
[INFO] [stdout]  --> src/bitbang.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serial::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `onewire::*`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use onewire::*;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/delays.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / lazy_static! {
[INFO] [stdout] 6  | |     pub static ref RESP_DELAY_REALLY_SHORT: Duration = Duration::from_millis(1);
[INFO] [stdout] 7  | |     pub static ref RESP_DELAY_SHORT: Duration = Duration::from_millis(2);
[INFO] [stdout] 8  | |     pub static ref RESP_DELAY_LONG: Duration = Duration::from_millis(100);
[INFO] [stdout] 9  | |     pub static ref RESP_DELAY_REALLY_LONG: Duration = Duration::from_millis(500);
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn do_ds2431(mut port: &mut BitBangMode) {
[INFO] [stdout]    |              ----^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn do_ds2431(mut port: &mut BitBangMode) {
[INFO] [stdout]    |              ----^^^^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/i2c.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let mut ret = self.write_then_read(&[(addr << 1) | 1], len);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/i2c.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let mut ret = self.write_then_read(&[(addr << 1) | 1], len);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "c945789c7e46d43b016f40ca6c64c75ad7fbe09e795e2a1556019707d7b04c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c945789c7e46d43b016f40ca6c64c75ad7fbe09e795e2a1556019707d7b04c01", kill_on_drop: false }`
[INFO] [stdout] c945789c7e46d43b016f40ca6c64c75ad7fbe09e795e2a1556019707d7b04c01