[INFO] cloning repository https://github.com/nordikafiles/rust-samsung-remote
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nordikafiles/rust-samsung-remote" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnordikafiles%2Frust-samsung-remote"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnordikafiles%2Frust-samsung-remote'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c830af2ccc61a5fa98709d838a48d9c99d0d606b
[INFO] checking nordikafiles/rust-samsung-remote against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnordikafiles%2Frust-samsung-remote" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nordikafiles/rust-samsung-remote on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nordikafiles/rust-samsung-remote
[INFO] finished tweaking git repo https://github.com/nordikafiles/rust-samsung-remote
[INFO] tweaked toml for git repo https://github.com/nordikafiles/rust-samsung-remote written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/nordikafiles/rust-samsung-remote already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wake-on-lan v0.2.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] f614bcdbe68f0e80820b1b4bc9d6ecd732fcde5b28ec5060d279c1de81dfb216
[INFO] running `"docker" "start" "-a" "f614bcdbe68f0e80820b1b4bc9d6ecd732fcde5b28ec5060d279c1de81dfb216"`
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking wake-on-lan v0.2.0
[INFO] [stderr]     Checking mqtt-smart-devices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/samsung_remote.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `wake_on_lan` is imported redundantly
[INFO] [stderr]    --> src/samsung_remote.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         use wake_on_lan;
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate wake_on_lan;
[INFO] [stderr]     | ------------------------- the item `wake_on_lan` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/samsung_remote.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::net::{IpAddr, Ipv4Addr};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `wake_on_lan` is imported redundantly
[INFO] [stderr]    --> src/samsung_remote.rs:124:13
[INFO] [stderr]     |
[INFO] [stderr] 124 |         use wake_on_lan;
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:2:1
[INFO] [stderr]     |
[INFO] [stderr] 2   | extern crate wake_on_lan;
[INFO] [stderr]     | ------------------------- the item `wake_on_lan` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: variable `macVec` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let macVec: Vec<u8> = mac.split(":").map(|s| i32::from_str_radix(s, 16).unwrap_or(0) as u8).collect();
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `mac_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `macVec` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let macVec: Vec<u8> = mac.split(":").map(|s| i32::from_str_radix(s, 16).unwrap_or(0) as u8).collect();
[INFO] [stderr]    |         ^^^^^^ help: convert the identifier to snake case: `mac_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         remote.send(&command);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/samsung_remote.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         magic_packet.send();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         remote.send(&command);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/samsung_remote.rs:129:9
[INFO] [stderr]     |
[INFO] [stderr] 129 |         magic_packet.send();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "f614bcdbe68f0e80820b1b4bc9d6ecd732fcde5b28ec5060d279c1de81dfb216"`
[INFO] running `"docker" "rm" "-f" "f614bcdbe68f0e80820b1b4bc9d6ecd732fcde5b28ec5060d279c1de81dfb216"`
[INFO] [stdout] f614bcdbe68f0e80820b1b4bc9d6ecd732fcde5b28ec5060d279c1de81dfb216