Nov 28 21:34:48.859 INFO checking nexrs-0.1.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074 Nov 28 21:34:48.859 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"` Nov 28 21:34:49.167 INFO [stdout] 2ea07ca83694d8ddd46940bf3a7191cb87789207dd7931f2e61afd1920b6060f Nov 28 21:34:49.167 INFO running `"docker" "start" "-a" "2ea07ca83694d8ddd46940bf3a7191cb87789207dd7931f2e61afd1920b6060f"` Nov 28 21:34:49.550 INFO [stderr] usermod: no changes Nov 28 21:34:49.577 INFO [stderr] Checking nexrs v0.1.0 (/source) Nov 28 21:34:49.892 INFO [stderr] warning: unused import: `std::error::Error` Nov 28 21:34:49.892 INFO [stderr] --> src/discovery.rs:2:5 Nov 28 21:34:49.892 INFO [stderr] | Nov 28 21:34:49.892 INFO [stderr] 2 | use std::error::Error; Nov 28 21:34:49.892 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Nov 28 21:34:49.892 INFO [stderr] | Nov 28 21:34:49.892 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 28 21:34:49.892 INFO [stderr] Nov 28 21:34:49.892 INFO [stderr] warning: unused import: `std::io::Result as IoResult` Nov 28 21:34:49.892 INFO [stderr] --> src/discovery.rs:6:5 Nov 28 21:34:49.892 INFO [stderr] | Nov 28 21:34:49.892 INFO [stderr] 6 | use std::io::Result as IoResult; Nov 28 21:34:49.892 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:49.892 INFO [stderr] Nov 28 21:34:49.892 INFO [stderr] warning: unused import: `discovery::*` Nov 28 21:34:49.892 INFO [stderr] --> src/main.rs:4:5 Nov 28 21:34:49.892 INFO [stderr] | Nov 28 21:34:49.892 INFO [stderr] 4 | use discovery::*; Nov 28 21:34:49.892 INFO [stderr] | ^^^^^^^^^^^^ Nov 28 21:34:49.892 INFO [stderr] Nov 28 21:34:49.892 INFO [stderr] warning: unused import: `SocketAddr` Nov 28 21:34:49.892 INFO [stderr] --> src/main.rs:5:16 Nov 28 21:34:49.892 INFO [stderr] | Nov 28 21:34:49.892 INFO [stderr] 5 | use std::net::{SocketAddr}; Nov 28 21:34:49.892 INFO [stderr] | ^^^^^^^^^^ Nov 28 21:34:49.892 INFO [stderr] Nov 28 21:34:49.939 INFO [stderr] warning: unused variable: `buf` Nov 28 21:34:49.939 INFO [stderr] --> src/discovery.rs:86:17 Nov 28 21:34:49.939 INFO [stderr] | Nov 28 21:34:49.939 INFO [stderr] 86 | let mut buf: [u8; 32] = [0; 32]; Nov 28 21:34:49.939 INFO [stderr] | ^^^ help: consider using `_buf` instead Nov 28 21:34:49.939 INFO [stderr] | Nov 28 21:34:49.939 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 28 21:34:49.939 INFO [stderr] Nov 28 21:34:49.943 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:49.943 INFO [stderr] --> src/discovery.rs:16:9 Nov 28 21:34:49.943 INFO [stderr] | Nov 28 21:34:49.943 INFO [stderr] 16 | let mut cmd_if = Command::new("ifconfig") Nov 28 21:34:49.943 INFO [stderr] | ----^^^^^^ Nov 28 21:34:49.943 INFO [stderr] | | Nov 28 21:34:49.943 INFO [stderr] | help: remove this `mut` Nov 28 21:34:49.943 INFO [stderr] | Nov 28 21:34:49.943 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 28 21:34:49.943 INFO [stderr] Nov 28 21:34:49.944 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:49.944 INFO [stderr] --> src/discovery.rs:36:9 Nov 28 21:34:49.944 INFO [stderr] | Nov 28 21:34:49.944 INFO [stderr] 36 | let mut addr = addr_iter Nov 28 21:34:49.944 INFO [stderr] | ----^^^^ Nov 28 21:34:49.944 INFO [stderr] | | Nov 28 21:34:49.944 INFO [stderr] | help: remove this `mut` Nov 28 21:34:49.944 INFO [stderr] Nov 28 21:34:49.945 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:49.945 INFO [stderr] --> src/discovery.rs:86:13 Nov 28 21:34:49.945 INFO [stderr] | Nov 28 21:34:49.945 INFO [stderr] 86 | let mut buf: [u8; 32] = [0; 32]; Nov 28 21:34:49.945 INFO [stderr] | ----^^^ Nov 28 21:34:49.945 INFO [stderr] | | Nov 28 21:34:49.945 INFO [stderr] | help: remove this `mut` Nov 28 21:34:49.945 INFO [stderr] Nov 28 21:34:49.945 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 28 21:34:49.945 INFO [stderr] --> src/discovery.rs:87:9 Nov 28 21:34:49.945 INFO [stderr] | Nov 28 21:34:49.945 INFO [stderr] 87 | stream.set_write_timeout(Some(Duration::new(3, 0))); Nov 28 21:34:49.945 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:49.945 INFO [stderr] | Nov 28 21:34:49.945 INFO [stderr] = note: #[warn(unused_must_use)] on by default Nov 28 21:34:49.945 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 28 21:34:49.945 INFO [stderr] Nov 28 21:34:49.945 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 28 21:34:49.945 INFO [stderr] --> src/discovery.rs:88:9 Nov 28 21:34:49.946 INFO [stderr] | Nov 28 21:34:49.946 INFO [stderr] 88 | stream.set_read_timeout(Some(Duration::new(3, 0))); Nov 28 21:34:49.946 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:49.946 INFO [stderr] | Nov 28 21:34:49.946 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 28 21:34:49.946 INFO [stderr] Nov 28 21:34:50.054 INFO [stderr] warning: unused import: `std::error::Error` Nov 28 21:34:50.054 INFO [stderr] --> src/discovery.rs:2:5 Nov 28 21:34:50.054 INFO [stderr] | Nov 28 21:34:50.054 INFO [stderr] 2 | use std::error::Error; Nov 28 21:34:50.054 INFO [stderr] | ^^^^^^^^^^^^^^^^^ Nov 28 21:34:50.054 INFO [stderr] | Nov 28 21:34:50.054 INFO [stderr] = note: #[warn(unused_imports)] on by default Nov 28 21:34:50.054 INFO [stderr] Nov 28 21:34:50.054 INFO [stderr] warning: unused import: `std::io::Result as IoResult` Nov 28 21:34:50.054 INFO [stderr] --> src/discovery.rs:6:5 Nov 28 21:34:50.054 INFO [stderr] | Nov 28 21:34:50.054 INFO [stderr] 6 | use std::io::Result as IoResult; Nov 28 21:34:50.054 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:50.054 INFO [stderr] Nov 28 21:34:50.055 INFO [stderr] warning: unused import: `discovery::*` Nov 28 21:34:50.055 INFO [stderr] --> src/main.rs:4:5 Nov 28 21:34:50.055 INFO [stderr] | Nov 28 21:34:50.055 INFO [stderr] 4 | use discovery::*; Nov 28 21:34:50.055 INFO [stderr] | ^^^^^^^^^^^^ Nov 28 21:34:50.055 INFO [stderr] Nov 28 21:34:50.055 INFO [stderr] warning: unused import: `SocketAddr` Nov 28 21:34:50.055 INFO [stderr] --> src/main.rs:5:16 Nov 28 21:34:50.055 INFO [stderr] | Nov 28 21:34:50.055 INFO [stderr] 5 | use std::net::{SocketAddr}; Nov 28 21:34:50.055 INFO [stderr] | ^^^^^^^^^^ Nov 28 21:34:50.055 INFO [stderr] Nov 28 21:34:50.108 INFO [stderr] warning: unused variable: `buf` Nov 28 21:34:50.108 INFO [stderr] --> src/discovery.rs:86:17 Nov 28 21:34:50.108 INFO [stderr] | Nov 28 21:34:50.108 INFO [stderr] 86 | let mut buf: [u8; 32] = [0; 32]; Nov 28 21:34:50.108 INFO [stderr] | ^^^ help: consider using `_buf` instead Nov 28 21:34:50.108 INFO [stderr] | Nov 28 21:34:50.108 INFO [stderr] = note: #[warn(unused_variables)] on by default Nov 28 21:34:50.108 INFO [stderr] Nov 28 21:34:50.113 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:50.113 INFO [stderr] --> src/discovery.rs:16:9 Nov 28 21:34:50.113 INFO [stderr] | Nov 28 21:34:50.113 INFO [stderr] 16 | let mut cmd_if = Command::new("ifconfig") Nov 28 21:34:50.113 INFO [stderr] | ----^^^^^^ Nov 28 21:34:50.113 INFO [stderr] | | Nov 28 21:34:50.113 INFO [stderr] | help: remove this `mut` Nov 28 21:34:50.113 INFO [stderr] | Nov 28 21:34:50.113 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 28 21:34:50.113 INFO [stderr] Nov 28 21:34:50.113 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:50.113 INFO [stderr] --> src/discovery.rs:36:9 Nov 28 21:34:50.113 INFO [stderr] | Nov 28 21:34:50.113 INFO [stderr] 36 | let mut addr = addr_iter Nov 28 21:34:50.113 INFO [stderr] | ----^^^^ Nov 28 21:34:50.113 INFO [stderr] | | Nov 28 21:34:50.113 INFO [stderr] | help: remove this `mut` Nov 28 21:34:50.113 INFO [stderr] Nov 28 21:34:50.117 INFO [stderr] warning: variable does not need to be mutable Nov 28 21:34:50.117 INFO [stderr] --> src/discovery.rs:86:13 Nov 28 21:34:50.117 INFO [stderr] | Nov 28 21:34:50.117 INFO [stderr] 86 | let mut buf: [u8; 32] = [0; 32]; Nov 28 21:34:50.117 INFO [stderr] | ----^^^ Nov 28 21:34:50.117 INFO [stderr] | | Nov 28 21:34:50.117 INFO [stderr] | help: remove this `mut` Nov 28 21:34:50.117 INFO [stderr] Nov 28 21:34:50.118 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 28 21:34:50.118 INFO [stderr] --> src/discovery.rs:87:9 Nov 28 21:34:50.118 INFO [stderr] | Nov 28 21:34:50.118 INFO [stderr] 87 | stream.set_write_timeout(Some(Duration::new(3, 0))); Nov 28 21:34:50.118 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:50.118 INFO [stderr] | Nov 28 21:34:50.118 INFO [stderr] = note: #[warn(unused_must_use)] on by default Nov 28 21:34:50.118 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 28 21:34:50.118 INFO [stderr] Nov 28 21:34:50.118 INFO [stderr] warning: unused `std::result::Result` that must be used Nov 28 21:34:50.118 INFO [stderr] --> src/discovery.rs:88:9 Nov 28 21:34:50.118 INFO [stderr] | Nov 28 21:34:50.118 INFO [stderr] 88 | stream.set_read_timeout(Some(Duration::new(3, 0))); Nov 28 21:34:50.118 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Nov 28 21:34:50.118 INFO [stderr] | Nov 28 21:34:50.118 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Nov 28 21:34:50.118 INFO [stderr] Nov 28 21:34:50.129 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.56s Nov 28 21:34:50.131 INFO [stderr] su: No module specific data is present Nov 28 21:34:50.528 INFO running `"docker" "inspect" "2ea07ca83694d8ddd46940bf3a7191cb87789207dd7931f2e61afd1920b6060f"` Nov 28 21:34:50.705 INFO running `"docker" "rm" "-f" "2ea07ca83694d8ddd46940bf3a7191cb87789207dd7931f2e61afd1920b6060f"` Nov 28 21:34:50.852 INFO [stdout] 2ea07ca83694d8ddd46940bf3a7191cb87789207dd7931f2e61afd1920b6060f