Nov 18 05:25:05.737 INFO testing nexrs-0.1.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 18 05:25:05.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 18 05:25:05.938 INFO [stdout] 7c330b7fa4b86b19463e38819c4be9ee8799b3b7b9fa46eaa49aa3fa2f3f51ba
Nov 18 05:25:05.940 INFO running `"docker" "start" "-a" "7c330b7fa4b86b19463e38819c4be9ee8799b3b7b9fa46eaa49aa3fa2f3f51ba"`
Nov 18 05:25:06.363 INFO [stderr] usermod: no changes
Nov 18 05:25:06.393 INFO [stderr]    Compiling nexrs v0.1.0 (/source)
Nov 18 05:25:06.682 INFO [stderr] warning: unused import: `std::error::Error`
Nov 18 05:25:06.682 INFO [stderr]  --> src/discovery.rs:2:5
Nov 18 05:25:06.683 INFO [stderr]   |
Nov 18 05:25:06.683 INFO [stderr] 2 | use std::error::Error;
Nov 18 05:25:06.683 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 18 05:25:06.683 INFO [stderr]   |
Nov 18 05:25:06.684 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 05:25:06.684 INFO [stderr] 
Nov 18 05:25:06.684 INFO [stderr] warning: unused import: `std::io::Result as IoResult`
Nov 18 05:25:06.684 INFO [stderr]  --> src/discovery.rs:6:5
Nov 18 05:25:06.685 INFO [stderr]   |
Nov 18 05:25:06.685 INFO [stderr] 6 | use std::io::Result as IoResult;
Nov 18 05:25:06.685 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:06.685 INFO [stderr] 
Nov 18 05:25:06.686 INFO [stderr] warning: unused import: `discovery::*`
Nov 18 05:25:06.686 INFO [stderr]  --> src/main.rs:4:5
Nov 18 05:25:06.686 INFO [stderr]   |
Nov 18 05:25:06.686 INFO [stderr] 4 | use discovery::*;
Nov 18 05:25:06.687 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 18 05:25:06.687 INFO [stderr] 
Nov 18 05:25:06.687 INFO [stderr] warning: unused import: `SocketAddr`
Nov 18 05:25:06.688 INFO [stderr]  --> src/main.rs:5:16
Nov 18 05:25:06.688 INFO [stderr]   |
Nov 18 05:25:06.688 INFO [stderr] 5 | use std::net::{SocketAddr};
Nov 18 05:25:06.688 INFO [stderr]   |                ^^^^^^^^^^
Nov 18 05:25:06.689 INFO [stderr] 
Nov 18 05:25:06.733 INFO [stderr] warning: unused variable: `buf`
Nov 18 05:25:06.733 INFO [stderr]   --> src/discovery.rs:86:17
Nov 18 05:25:06.733 INFO [stderr]    |
Nov 18 05:25:06.733 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:06.733 INFO [stderr]    |                 ^^^ help: consider using `_buf` instead
Nov 18 05:25:06.733 INFO [stderr]    |
Nov 18 05:25:06.733 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 05:25:06.733 INFO [stderr] 
Nov 18 05:25:06.742 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:06.742 INFO [stderr]   --> src/discovery.rs:16:9
Nov 18 05:25:06.742 INFO [stderr]    |
Nov 18 05:25:06.743 INFO [stderr] 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 18 05:25:06.743 INFO [stderr]    |         ----^^^^^^
Nov 18 05:25:06.743 INFO [stderr]    |         |
Nov 18 05:25:06.744 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:06.744 INFO [stderr]    |
Nov 18 05:25:06.744 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 05:25:06.744 INFO [stderr] 
Nov 18 05:25:06.745 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:06.745 INFO [stderr]   --> src/discovery.rs:36:9
Nov 18 05:25:06.745 INFO [stderr]    |
Nov 18 05:25:06.745 INFO [stderr] 36 |     let mut addr = addr_iter
Nov 18 05:25:06.746 INFO [stderr]    |         ----^^^^
Nov 18 05:25:06.746 INFO [stderr]    |         |
Nov 18 05:25:06.746 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:06.747 INFO [stderr] 
Nov 18 05:25:06.747 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:06.748 INFO [stderr]   --> src/discovery.rs:86:13
Nov 18 05:25:06.748 INFO [stderr]    |
Nov 18 05:25:06.748 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:06.748 INFO [stderr]    |             ----^^^
Nov 18 05:25:06.749 INFO [stderr]    |             |
Nov 18 05:25:06.749 INFO [stderr]    |             help: remove this `mut`
Nov 18 05:25:06.749 INFO [stderr] 
Nov 18 05:25:06.750 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:06.750 INFO [stderr]   --> src/discovery.rs:87:9
Nov 18 05:25:06.750 INFO [stderr]    |
Nov 18 05:25:06.750 INFO [stderr] 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:06.751 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:06.751 INFO [stderr]    |
Nov 18 05:25:06.751 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 05:25:06.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:06.752 INFO [stderr] 
Nov 18 05:25:06.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:06.752 INFO [stderr]   --> src/discovery.rs:88:9
Nov 18 05:25:06.753 INFO [stderr]    |
Nov 18 05:25:06.753 INFO [stderr] 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:06.753 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:06.753 INFO [stderr]    |
Nov 18 05:25:06.754 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:06.754 INFO [stderr] 
Nov 18 05:25:07.242 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Nov 18 05:25:07.242 INFO [stderr] su: No module specific data is present
Nov 18 05:25:07.625 INFO running `"docker" "inspect" "7c330b7fa4b86b19463e38819c4be9ee8799b3b7b9fa46eaa49aa3fa2f3f51ba"`
Nov 18 05:25:07.720 INFO running `"docker" "rm" "-f" "7c330b7fa4b86b19463e38819c4be9ee8799b3b7b9fa46eaa49aa3fa2f3f51ba"`
Nov 18 05:25:07.798 INFO [stdout] 7c330b7fa4b86b19463e38819c4be9ee8799b3b7b9fa46eaa49aa3fa2f3f51ba
Nov 18 05:25:07.800 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 18 05:25:07.988 INFO [stdout] f0234be1715cb54325a4c95bd9ae52ace9a53c2612dd33a4cb37fe3694e85cee
Nov 18 05:25:07.990 INFO running `"docker" "start" "-a" "f0234be1715cb54325a4c95bd9ae52ace9a53c2612dd33a4cb37fe3694e85cee"`
Nov 18 05:25:08.467 INFO [stderr] usermod: no changes
Nov 18 05:25:08.497 INFO [stderr]    Compiling nexrs v0.1.0 (/source)
Nov 18 05:25:08.937 INFO [stderr] warning: unused import: `std::error::Error`
Nov 18 05:25:08.937 INFO [stderr]  --> src/discovery.rs:2:5
Nov 18 05:25:08.937 INFO [stderr]   |
Nov 18 05:25:08.938 INFO [stderr] 2 | use std::error::Error;
Nov 18 05:25:08.938 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 18 05:25:08.938 INFO [stderr]   |
Nov 18 05:25:08.939 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 05:25:08.939 INFO [stderr] 
Nov 18 05:25:08.939 INFO [stderr] warning: unused import: `std::io::Result as IoResult`
Nov 18 05:25:08.940 INFO [stderr]  --> src/discovery.rs:6:5
Nov 18 05:25:08.940 INFO [stderr]   |
Nov 18 05:25:08.940 INFO [stderr] 6 | use std::io::Result as IoResult;
Nov 18 05:25:08.940 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:08.941 INFO [stderr] 
Nov 18 05:25:08.954 INFO [stderr] warning: unused import: `discovery::*`
Nov 18 05:25:08.954 INFO [stderr]  --> src/main.rs:4:5
Nov 18 05:25:08.954 INFO [stderr]   |
Nov 18 05:25:08.954 INFO [stderr] 4 | use discovery::*;
Nov 18 05:25:08.955 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 18 05:25:08.955 INFO [stderr] 
Nov 18 05:25:08.955 INFO [stderr] warning: unused import: `SocketAddr`
Nov 18 05:25:08.955 INFO [stderr]  --> src/main.rs:5:16
Nov 18 05:25:08.955 INFO [stderr]   |
Nov 18 05:25:08.955 INFO [stderr] 5 | use std::net::{SocketAddr};
Nov 18 05:25:08.955 INFO [stderr]   |                ^^^^^^^^^^
Nov 18 05:25:08.955 INFO [stderr] 
Nov 18 05:25:08.999 INFO [stderr] warning: unused variable: `buf`
Nov 18 05:25:08.999 INFO [stderr]   --> src/discovery.rs:86:17
Nov 18 05:25:08.999 INFO [stderr]    |
Nov 18 05:25:08.999 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:08.999 INFO [stderr]    |                 ^^^ help: consider using `_buf` instead
Nov 18 05:25:08.999 INFO [stderr]    |
Nov 18 05:25:08.999 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 05:25:08.999 INFO [stderr] 
Nov 18 05:25:09.005 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.005 INFO [stderr]   --> src/discovery.rs:16:9
Nov 18 05:25:09.005 INFO [stderr]    |
Nov 18 05:25:09.006 INFO [stderr] 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 18 05:25:09.006 INFO [stderr]    |         ----^^^^^^
Nov 18 05:25:09.006 INFO [stderr]    |         |
Nov 18 05:25:09.007 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:09.007 INFO [stderr]    |
Nov 18 05:25:09.007 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 05:25:09.007 INFO [stderr] 
Nov 18 05:25:09.008 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.008 INFO [stderr]   --> src/discovery.rs:36:9
Nov 18 05:25:09.008 INFO [stderr]    |
Nov 18 05:25:09.008 INFO [stderr] 36 |     let mut addr = addr_iter
Nov 18 05:25:09.008 INFO [stderr]    |         ----^^^^
Nov 18 05:25:09.009 INFO [stderr]    |         |
Nov 18 05:25:09.009 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:09.009 INFO [stderr] 
Nov 18 05:25:09.010 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.010 INFO [stderr]   --> src/discovery.rs:86:13
Nov 18 05:25:09.012 INFO [stderr]    |
Nov 18 05:25:09.012 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:09.013 INFO [stderr]    |             ----^^^
Nov 18 05:25:09.013 INFO [stderr]    |             |
Nov 18 05:25:09.013 INFO [stderr]    |             help: remove this `mut`
Nov 18 05:25:09.013 INFO [stderr] 
Nov 18 05:25:09.013 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:09.013 INFO [stderr]   --> src/discovery.rs:87:9
Nov 18 05:25:09.013 INFO [stderr]    |
Nov 18 05:25:09.013 INFO [stderr] 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:09.013 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.013 INFO [stderr]    |
Nov 18 05:25:09.013 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 05:25:09.013 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:09.013 INFO [stderr] 
Nov 18 05:25:09.013 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:09.014 INFO [stderr]   --> src/discovery.rs:88:9
Nov 18 05:25:09.014 INFO [stderr]    |
Nov 18 05:25:09.014 INFO [stderr] 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:09.014 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.014 INFO [stderr]    |
Nov 18 05:25:09.014 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:09.014 INFO [stderr] 
Nov 18 05:25:09.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
Nov 18 05:25:09.206 INFO [stderr] su: No module specific data is present
Nov 18 05:25:09.526 INFO running `"docker" "inspect" "f0234be1715cb54325a4c95bd9ae52ace9a53c2612dd33a4cb37fe3694e85cee"`
Nov 18 05:25:09.617 INFO running `"docker" "rm" "-f" "f0234be1715cb54325a4c95bd9ae52ace9a53c2612dd33a4cb37fe3694e85cee"`
Nov 18 05:25:09.695 INFO [stdout] f0234be1715cb54325a4c95bd9ae52ace9a53c2612dd33a4cb37fe3694e85cee
Nov 18 05:25:09.697 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-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 18 05:25:09.894 INFO [stdout] c169b45a3b9d524d39163a3a9b973e5fce09d4f1ba3e3b55122d450661bb5e73
Nov 18 05:25:09.898 INFO running `"docker" "start" "-a" "c169b45a3b9d524d39163a3a9b973e5fce09d4f1ba3e3b55122d450661bb5e73"`
Nov 18 05:25:10.286 INFO [stderr] usermod: no changes
Nov 18 05:25:10.327 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 18 05:25:10.335 INFO [stderr]      Running /target/debug/deps/nexrs-aab35ce8578d1457
Nov 18 05:25:10.340 INFO [stdout] 
Nov 18 05:25:10.340 INFO [stdout] running 0 tests
Nov 18 05:25:10.341 INFO [stdout] 
Nov 18 05:25:10.341 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 05:25:10.341 INFO [stdout] 
Nov 18 05:25:10.346 INFO [stderr] su: No module specific data is present
Nov 18 05:25:10.745 INFO running `"docker" "inspect" "c169b45a3b9d524d39163a3a9b973e5fce09d4f1ba3e3b55122d450661bb5e73"`
Nov 18 05:25:11.027 INFO running `"docker" "rm" "-f" "c169b45a3b9d524d39163a3a9b973e5fce09d4f1ba3e3b55122d450661bb5e73"`
Nov 18 05:25:11.330 INFO [stdout] c169b45a3b9d524d39163a3a9b973e5fce09d4f1ba3e3b55122d450661bb5e73