Dec 19 19:21:39.075 INFO checking cactorium/buspirate-eeprom-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:21:39.075 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/cactorium/buspirate-eeprom-rust:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:21:39.589 INFO [stdout] 54a4a51c195af778dab31ad5764511cd7fa2287f3b5cacdb782d43cead1349bc
Dec 19 19:21:39.592 INFO running `"docker" "start" "-a" "54a4a51c195af778dab31ad5764511cd7fa2287f3b5cacdb782d43cead1349bc"`
Dec 19 19:21:41.352 INFO [stderr]     Checking termios v0.2.2
Dec 19 19:21:41.356 INFO [stderr]     Checking ioctl-rs v0.1.5
Dec 19 19:21:41.836 INFO [stderr]     Checking serial v0.3.4
Dec 19 19:21:42.293 INFO [stderr]     Checking eeprom-writer v0.1.0 (/opt/crater/workdir)
Dec 19 19:21:42.672 INFO [stderr] warning: unused import: `serial::prelude::*`
Dec 19 19:21:42.672 INFO [stderr]  --> src/bitbang.rs:7:5
Dec 19 19:21:42.672 INFO [stderr]   |
Dec 19 19:21:42.672 INFO [stderr] 7 | use serial::prelude::*;
Dec 19 19:21:42.672 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 19:21:42.672 INFO [stderr]   |
Dec 19 19:21:42.672 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:21:42.672 INFO [stderr] 
Dec 19 19:21:42.672 INFO [stderr] warning: unused import: `onewire::*`
Dec 19 19:21:42.672 INFO [stderr]   --> src/main.rs:15:5
Dec 19 19:21:42.672 INFO [stderr]    |
Dec 19 19:21:42.672 INFO [stderr] 15 | use onewire::*;
Dec 19 19:21:42.672 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 19:21:42.672 INFO [stderr] 
Dec 19 19:21:42.684 INFO [stderr] warning: unused import: `serial::prelude::*`
Dec 19 19:21:42.684 INFO [stderr]  --> src/bitbang.rs:7:5
Dec 19 19:21:42.684 INFO [stderr]   |
Dec 19 19:21:42.684 INFO [stderr] 7 | use serial::prelude::*;
Dec 19 19:21:42.684 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 19:21:42.684 INFO [stderr]   |
Dec 19 19:21:42.684 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 19:21:42.684 INFO [stderr] 
Dec 19 19:21:42.684 INFO [stderr] warning: unused import: `onewire::*`
Dec 19 19:21:42.684 INFO [stderr]   --> src/main.rs:15:5
Dec 19 19:21:42.684 INFO [stderr]    |
Dec 19 19:21:42.684 INFO [stderr] 15 | use onewire::*;
Dec 19 19:21:42.684 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 19:21:42.684 INFO [stderr] 
Dec 19 19:21:42.984 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:21:42.984 INFO [stderr]   --> src/main.rs:17:14
Dec 19 19:21:42.984 INFO [stderr]    |
Dec 19 19:21:42.984 INFO [stderr] 17 | fn do_ds2431(mut port: &mut BitBangMode) {
Dec 19 19:21:42.984 INFO [stderr]    |              ----^^^^
Dec 19 19:21:42.984 INFO [stderr]    |              |
Dec 19 19:21:42.984 INFO [stderr]    |              help: remove this `mut`
Dec 19 19:21:42.984 INFO [stderr]    |
Dec 19 19:21:42.984 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 19:21:42.984 INFO [stderr] 
Dec 19 19:21:43.008 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:21:43.008 INFO [stderr]   --> src/main.rs:17:14
Dec 19 19:21:43.008 INFO [stderr]    |
Dec 19 19:21:43.008 INFO [stderr] 17 | fn do_ds2431(mut port: &mut BitBangMode) {
Dec 19 19:21:43.008 INFO [stderr]    |              ----^^^^
Dec 19 19:21:43.008 INFO [stderr]    |              |
Dec 19 19:21:43.008 INFO [stderr]    |              help: remove this `mut`
Dec 19 19:21:43.008 INFO [stderr]    |
Dec 19 19:21:43.008 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 19:21:43.008 INFO [stderr] 
Dec 19 19:21:43.033 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:21:43.033 INFO [stderr]    --> src/i2c.rs:146:13
Dec 19 19:21:43.033 INFO [stderr]     |
Dec 19 19:21:43.033 INFO [stderr] 146 |         let mut ret = self.write_then_read(&[(addr << 1) | 1], len);
Dec 19 19:21:43.033 INFO [stderr]     |             ----^^^
Dec 19 19:21:43.033 INFO [stderr]     |             |
Dec 19 19:21:43.033 INFO [stderr]     |             help: remove this `mut`
Dec 19 19:21:43.033 INFO [stderr] 
Dec 19 19:21:43.119 INFO [stderr] warning: variable does not need to be mutable
Dec 19 19:21:43.119 INFO [stderr]    --> src/i2c.rs:146:13
Dec 19 19:21:43.119 INFO [stderr]     |
Dec 19 19:21:43.119 INFO [stderr] 146 |         let mut ret = self.write_then_read(&[(addr << 1) | 1], len);
Dec 19 19:21:43.119 INFO [stderr]     |             ----^^^
Dec 19 19:21:43.119 INFO [stderr]     |             |
Dec 19 19:21:43.119 INFO [stderr]     |             help: remove this `mut`
Dec 19 19:21:43.119 INFO [stderr] 
Dec 19 19:21:43.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 19 19:21:43.603 INFO running `"docker" "inspect" "54a4a51c195af778dab31ad5764511cd7fa2287f3b5cacdb782d43cead1349bc"`
Dec 19 19:21:43.734 INFO running `"docker" "rm" "-f" "54a4a51c195af778dab31ad5764511cd7fa2287f3b5cacdb782d43cead1349bc"`
Dec 19 19:21:43.839 INFO [stdout] 54a4a51c195af778dab31ad5764511cd7fa2287f3b5cacdb782d43cead1349bc