Dec 04 10:04:37.955 INFO checking sinitcin/poll_devices against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:04:37.955 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 10:04:38.278 INFO [stdout] df2b75190f1ddb5045ff3328bd6ccfc4a8de118c4d171cac892a13d1779c7cd1
Dec 04 10:04:38.281 INFO running `"docker" "start" "-a" "df2b75190f1ddb5045ff3328bd6ccfc4a8de118c4d171cac892a13d1779c7cd1"`
Dec 04 10:04:39.747 INFO [stderr] usermod: no changes
Dec 04 10:04:39.963 INFO [stderr]     Checking rust-ini v0.12.2
Dec 04 10:04:39.966 INFO [stderr]    Compiling libsqlite3-sys v0.9.3
Dec 04 10:04:39.967 INFO [stderr]     Checking ioctl-rs v0.1.6
Dec 04 10:04:39.967 INFO [stderr]     Checking serial-core v0.4.0
Dec 04 10:04:39.967 INFO [stderr]     Checking serde_json v1.0.27
Dec 04 10:04:39.975 INFO [stderr]     Checking uuid v0.5.1
Dec 04 10:04:41.559 INFO [stderr]     Checking serial-unix v0.4.0
Dec 04 10:04:41.660 INFO [stderr]     Checking libconfig v0.1.0 (/source/libconfig)
Dec 04 10:04:42.559 INFO [stderr]     Checking serial v0.4.0
Dec 04 10:04:44.403 INFO [stderr]     Checking libengine v0.1.0 (/source/libengine)
Dec 04 10:04:44.747 INFO [stderr] warning: unused import: `Read`
Dec 04 10:04:44.747 INFO [stderr]  --> libengine/src/engine.rs:9:21
Dec 04 10:04:44.747 INFO [stderr]   |
Dec 04 10:04:44.747 INFO [stderr] 9 | use std::io::{self, Read};
Dec 04 10:04:44.747 INFO [stderr]   |                     ^^^^
Dec 04 10:04:44.747 INFO [stderr]   |
Dec 04 10:04:44.747 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:04:44.747 INFO [stderr] 
Dec 04 10:04:44.747 INFO [stderr] warning: unused import: `std::num`
Dec 04 10:04:44.747 INFO [stderr]   --> libengine/src/engine.rs:10:5
Dec 04 10:04:44.747 INFO [stderr]    |
Dec 04 10:04:44.747 INFO [stderr] 10 | use std::num;
Dec 04 10:04:44.747 INFO [stderr]    |     ^^^^^^^^
Dec 04 10:04:44.747 INFO [stderr] 
Dec 04 10:04:44.806 INFO [stderr] warning: unused import: `Read`
Dec 04 10:04:44.806 INFO [stderr]  --> libengine/src/engine.rs:9:21
Dec 04 10:04:44.806 INFO [stderr]   |
Dec 04 10:04:44.806 INFO [stderr] 9 | use std::io::{self, Read};
Dec 04 10:04:44.806 INFO [stderr]   |                     ^^^^
Dec 04 10:04:44.806 INFO [stderr]   |
Dec 04 10:04:44.806 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 10:04:44.806 INFO [stderr] 
Dec 04 10:04:44.806 INFO [stderr] warning: unused import: `std::num`
Dec 04 10:04:44.806 INFO [stderr]   --> libengine/src/engine.rs:10:5
Dec 04 10:04:44.806 INFO [stderr]    |
Dec 04 10:04:44.806 INFO [stderr] 10 | use std::num;
Dec 04 10:04:44.806 INFO [stderr]    |     ^^^^^^^^
Dec 04 10:04:44.806 INFO [stderr] 
Dec 04 10:04:44.983 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:44.983 INFO [stderr]  --> libengine/src/lib.rs:1:12
Dec 04 10:04:44.983 INFO [stderr]   |
Dec 04 10:04:44.983 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:44.983 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:44.987 INFO [stderr]   |
Dec 04 10:04:44.987 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:44.987 INFO [stderr] 
Dec 04 10:04:45.031 INFO [stderr]     Checking libmercury v0.1.0 (/source/libmercury)
Dec 04 10:04:45.031 INFO [stderr]     Checking libcomchannel v0.1.0 (/source/libcomchannel)
Dec 04 10:04:45.031 INFO [stderr]     Checking libdbgserver v0.1.0 (/source/libdbgserver)
Dec 04 10:04:45.087 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:45.087 INFO [stderr]  --> libengine/src/lib.rs:1:12
Dec 04 10:04:45.087 INFO [stderr]   |
Dec 04 10:04:45.087 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:45.087 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:45.087 INFO [stderr]   |
Dec 04 10:04:45.095 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:45.095 INFO [stderr] 
Dec 04 10:04:45.946 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:45.946 INFO [stderr]  --> libmercury/src/lib.rs:1:12
Dec 04 10:04:45.946 INFO [stderr]   |
Dec 04 10:04:45.946 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:45.946 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:45.946 INFO [stderr]   |
Dec 04 10:04:45.946 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:45.946 INFO [stderr] 
Dec 04 10:04:46.783 INFO [stderr] warning: the feature `int_to_from_bytes` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 04 10:04:46.783 INFO [stderr]  --> libmercury/src/lib.rs:1:12
Dec 04 10:04:46.783 INFO [stderr]   |
Dec 04 10:04:46.783 INFO [stderr] 1 | #![feature(int_to_from_bytes)]
Dec 04 10:04:46.783 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^
Dec 04 10:04:46.783 INFO [stderr]   |
Dec 04 10:04:46.783 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 10:04:46.783 INFO [stderr] 
Dec 04 10:04:52.900 INFO [stderr]     Checking rusqlite v0.14.0
Dec 04 10:04:53.803 INFO [stderr]     Checking libdb v0.1.0 (/source/libdb)
Dec 04 10:04:54.375 INFO [stderr]     Checking pdd v0.1.0 (/source)
Dec 04 10:04:55.333 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.56s
Dec 04 10:04:55.341 INFO [stderr] su: No module specific data is present
Dec 04 10:04:56.259 INFO running `"docker" "inspect" "df2b75190f1ddb5045ff3328bd6ccfc4a8de118c4d171cac892a13d1779c7cd1"`
Dec 04 10:04:56.408 INFO running `"docker" "rm" "-f" "df2b75190f1ddb5045ff3328bd6ccfc4a8de118c4d171cac892a13d1779c7cd1"`
Dec 04 10:04:56.601 INFO [stdout] df2b75190f1ddb5045ff3328bd6ccfc4a8de118c4d171cac892a13d1779c7cd1