Nov 18 05:25:06.062 INFO testing nexrs-0.1.0 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 05:25:06.062 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 05:25:06.224 INFO [stdout] 5bb70cfe7910334f3a7ea3ba4dfcaf67032655aba0628999cde3c27009eb96bf
Nov 18 05:25:06.225 INFO running `"docker" "start" "-a" "5bb70cfe7910334f3a7ea3ba4dfcaf67032655aba0628999cde3c27009eb96bf"`
Nov 18 05:25:06.673 INFO [stderr] usermod: no changes
Nov 18 05:25:06.704 INFO [stderr]    Compiling nexrs v0.1.0 (/source)
Nov 18 05:25:07.096 INFO [stderr] warning: unused import: `std::error::Error`
Nov 18 05:25:07.096 INFO [stderr]  --> src/discovery.rs:2:5
Nov 18 05:25:07.096 INFO [stderr]   |
Nov 18 05:25:07.097 INFO [stderr] 2 | use std::error::Error;
Nov 18 05:25:07.097 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 18 05:25:07.097 INFO [stderr]   |
Nov 18 05:25:07.097 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 05:25:07.098 INFO [stderr] 
Nov 18 05:25:07.098 INFO [stderr] warning: unused import: `std::io::Result as IoResult`
Nov 18 05:25:07.098 INFO [stderr]  --> src/discovery.rs:6:5
Nov 18 05:25:07.098 INFO [stderr]   |
Nov 18 05:25:07.099 INFO [stderr] 6 | use std::io::Result as IoResult;
Nov 18 05:25:07.099 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:07.099 INFO [stderr] 
Nov 18 05:25:07.099 INFO [stderr] warning: unused import: `discovery::*`
Nov 18 05:25:07.100 INFO [stderr]  --> src/main.rs:4:5
Nov 18 05:25:07.100 INFO [stderr]   |
Nov 18 05:25:07.100 INFO [stderr] 4 | use discovery::*;
Nov 18 05:25:07.101 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 18 05:25:07.101 INFO [stderr] 
Nov 18 05:25:07.101 INFO [stderr] warning: unused import: `SocketAddr`
Nov 18 05:25:07.102 INFO [stderr]  --> src/main.rs:5:16
Nov 18 05:25:07.102 INFO [stderr]   |
Nov 18 05:25:07.102 INFO [stderr] 5 | use std::net::{SocketAddr};
Nov 18 05:25:07.102 INFO [stderr]   |                ^^^^^^^^^^
Nov 18 05:25:07.103 INFO [stderr] 
Nov 18 05:25:07.165 INFO [stderr] warning: unused variable: `buf`
Nov 18 05:25:07.165 INFO [stderr]   --> src/discovery.rs:86:17
Nov 18 05:25:07.165 INFO [stderr]    |
Nov 18 05:25:07.166 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:07.166 INFO [stderr]    |                 ^^^ help: consider using `_buf` instead
Nov 18 05:25:07.166 INFO [stderr]    |
Nov 18 05:25:07.167 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 05:25:07.167 INFO [stderr] 
Nov 18 05:25:07.167 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:07.167 INFO [stderr]   --> src/discovery.rs:16:9
Nov 18 05:25:07.167 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr] 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 18 05:25:07.168 INFO [stderr]    |         ----^^^^^^
Nov 18 05:25:07.168 INFO [stderr]    |         |
Nov 18 05:25:07.168 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 05:25:07.168 INFO [stderr] 
Nov 18 05:25:07.168 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:07.168 INFO [stderr]   --> src/discovery.rs:36:9
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr] 36 |     let mut addr = addr_iter
Nov 18 05:25:07.168 INFO [stderr]    |         ----^^^^
Nov 18 05:25:07.168 INFO [stderr]    |         |
Nov 18 05:25:07.168 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:07.168 INFO [stderr] 
Nov 18 05:25:07.168 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:07.168 INFO [stderr]   --> src/discovery.rs:86:13
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:07.168 INFO [stderr]    |             ----^^^
Nov 18 05:25:07.168 INFO [stderr]    |             |
Nov 18 05:25:07.168 INFO [stderr]    |             help: remove this `mut`
Nov 18 05:25:07.168 INFO [stderr] 
Nov 18 05:25:07.168 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:07.168 INFO [stderr]   --> src/discovery.rs:87:9
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr] 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:07.168 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 05:25:07.168 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:07.168 INFO [stderr] 
Nov 18 05:25:07.168 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:07.168 INFO [stderr]   --> src/discovery.rs:88:9
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr] 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:07.168 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:07.168 INFO [stderr]    |
Nov 18 05:25:07.168 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:07.168 INFO [stderr] 
Nov 18 05:25:07.604 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Nov 18 05:25:07.606 INFO [stderr] su: No module specific data is present
Nov 18 05:25:07.872 INFO running `"docker" "inspect" "5bb70cfe7910334f3a7ea3ba4dfcaf67032655aba0628999cde3c27009eb96bf"`
Nov 18 05:25:07.930 INFO running `"docker" "rm" "-f" "5bb70cfe7910334f3a7ea3ba4dfcaf67032655aba0628999cde3c27009eb96bf"`
Nov 18 05:25:08.024 INFO [stdout] 5bb70cfe7910334f3a7ea3ba4dfcaf67032655aba0628999cde3c27009eb96bf
Nov 18 05:25:08.028 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 05:25:08.226 INFO [stdout] 7ffe910bd848ffcdf5873dd1aec120426a3feb5d9071f475d1779f53ef50324a
Nov 18 05:25:08.226 INFO running `"docker" "start" "-a" "7ffe910bd848ffcdf5873dd1aec120426a3feb5d9071f475d1779f53ef50324a"`
Nov 18 05:25:08.758 INFO [stderr] usermod: no changes
Nov 18 05:25:08.786 INFO [stderr]    Compiling nexrs v0.1.0 (/source)
Nov 18 05:25:09.175 INFO [stderr] warning: unused import: `std::error::Error`
Nov 18 05:25:09.176 INFO [stderr]  --> src/discovery.rs:2:5
Nov 18 05:25:09.176 INFO [stderr]   |
Nov 18 05:25:09.176 INFO [stderr] 2 | use std::error::Error;
Nov 18 05:25:09.177 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.177 INFO [stderr]   |
Nov 18 05:25:09.177 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 18 05:25:09.177 INFO [stderr] 
Nov 18 05:25:09.178 INFO [stderr] warning: unused import: `std::io::Result as IoResult`
Nov 18 05:25:09.178 INFO [stderr]  --> src/discovery.rs:6:5
Nov 18 05:25:09.179 INFO [stderr]   |
Nov 18 05:25:09.179 INFO [stderr] 6 | use std::io::Result as IoResult;
Nov 18 05:25:09.179 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.179 INFO [stderr] 
Nov 18 05:25:09.179 INFO [stderr] warning: unused import: `discovery::*`
Nov 18 05:25:09.179 INFO [stderr]  --> src/main.rs:4:5
Nov 18 05:25:09.180 INFO [stderr]   |
Nov 18 05:25:09.180 INFO [stderr] 4 | use discovery::*;
Nov 18 05:25:09.180 INFO [stderr]   |     ^^^^^^^^^^^^
Nov 18 05:25:09.180 INFO [stderr] 
Nov 18 05:25:09.180 INFO [stderr] warning: unused import: `SocketAddr`
Nov 18 05:25:09.180 INFO [stderr]  --> src/main.rs:5:16
Nov 18 05:25:09.180 INFO [stderr]   |
Nov 18 05:25:09.180 INFO [stderr] 5 | use std::net::{SocketAddr};
Nov 18 05:25:09.180 INFO [stderr]   |                ^^^^^^^^^^
Nov 18 05:25:09.180 INFO [stderr] 
Nov 18 05:25:09.222 INFO [stderr] warning: unused variable: `buf`
Nov 18 05:25:09.222 INFO [stderr]   --> src/discovery.rs:86:17
Nov 18 05:25:09.222 INFO [stderr]    |
Nov 18 05:25:09.222 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:09.222 INFO [stderr]    |                 ^^^ help: consider using `_buf` instead
Nov 18 05:25:09.222 INFO [stderr]    |
Nov 18 05:25:09.222 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 05:25:09.222 INFO [stderr] 
Nov 18 05:25:09.232 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.232 INFO [stderr]   --> src/discovery.rs:16:9
Nov 18 05:25:09.232 INFO [stderr]    |
Nov 18 05:25:09.232 INFO [stderr] 16 |     let mut cmd_if = Command::new("ifconfig")
Nov 18 05:25:09.232 INFO [stderr]    |         ----^^^^^^
Nov 18 05:25:09.232 INFO [stderr]    |         |
Nov 18 05:25:09.232 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:09.232 INFO [stderr]    |
Nov 18 05:25:09.232 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 18 05:25:09.232 INFO [stderr] 
Nov 18 05:25:09.232 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.232 INFO [stderr]   --> src/discovery.rs:36:9
Nov 18 05:25:09.232 INFO [stderr]    |
Nov 18 05:25:09.232 INFO [stderr] 36 |     let mut addr = addr_iter
Nov 18 05:25:09.232 INFO [stderr]    |         ----^^^^
Nov 18 05:25:09.232 INFO [stderr]    |         |
Nov 18 05:25:09.232 INFO [stderr]    |         help: remove this `mut`
Nov 18 05:25:09.232 INFO [stderr] 
Nov 18 05:25:09.236 INFO [stderr] warning: variable does not need to be mutable
Nov 18 05:25:09.236 INFO [stderr]   --> src/discovery.rs:86:13
Nov 18 05:25:09.236 INFO [stderr]    |
Nov 18 05:25:09.236 INFO [stderr] 86 |         let mut buf: [u8; 32] = [0; 32];
Nov 18 05:25:09.236 INFO [stderr]    |             ----^^^
Nov 18 05:25:09.236 INFO [stderr]    |             |
Nov 18 05:25:09.236 INFO [stderr]    |             help: remove this `mut`
Nov 18 05:25:09.236 INFO [stderr] 
Nov 18 05:25:09.236 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:09.236 INFO [stderr]   --> src/discovery.rs:87:9
Nov 18 05:25:09.236 INFO [stderr]    |
Nov 18 05:25:09.236 INFO [stderr] 87 |         stream.set_write_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:09.236 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.236 INFO [stderr]    |
Nov 18 05:25:09.236 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 18 05:25:09.236 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:09.237 INFO [stderr] 
Nov 18 05:25:09.237 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 18 05:25:09.237 INFO [stderr]   --> src/discovery.rs:88:9
Nov 18 05:25:09.237 INFO [stderr]    |
Nov 18 05:25:09.237 INFO [stderr] 88 |         stream.set_read_timeout(Some(Duration::new(3, 0)));
Nov 18 05:25:09.237 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 18 05:25:09.237 INFO [stderr]    |
Nov 18 05:25:09.237 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 18 05:25:09.237 INFO [stderr] 
Nov 18 05:25:09.450 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Nov 18 05:25:09.451 INFO [stderr] su: No module specific data is present
Nov 18 05:25:09.733 INFO running `"docker" "inspect" "7ffe910bd848ffcdf5873dd1aec120426a3feb5d9071f475d1779f53ef50324a"`
Nov 18 05:25:09.844 INFO running `"docker" "rm" "-f" "7ffe910bd848ffcdf5873dd1aec120426a3feb5d9071f475d1779f53ef50324a"`
Nov 18 05:25:09.974 INFO [stdout] 7ffe910bd848ffcdf5873dd1aec120426a3feb5d9071f475d1779f53ef50324a
Nov 18 05:25:09.977 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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 05:25:10.205 INFO [stdout] 2c2999a3a4e7e3f2dc7c0fd1ddf4a75ec96d25904563e07837dce2cc4cf8240b
Nov 18 05:25:10.209 INFO running `"docker" "start" "-a" "2c2999a3a4e7e3f2dc7c0fd1ddf4a75ec96d25904563e07837dce2cc4cf8240b"`
Nov 18 05:25:11.185 INFO [stderr] usermod: no changes
Nov 18 05:25:11.243 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Nov 18 05:25:11.243 INFO [stderr]      Running /target/debug/deps/nexrs-1d7a192108b7b318
Nov 18 05:25:11.263 INFO [stderr] su: No module specific data is present
Nov 18 05:25:11.263 INFO [stdout] 
Nov 18 05:25:11.263 INFO [stdout] running 0 tests
Nov 18 05:25:11.263 INFO [stdout] 
Nov 18 05:25:11.263 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 05:25:11.263 INFO [stdout] 
Nov 18 05:25:11.845 INFO running `"docker" "inspect" "2c2999a3a4e7e3f2dc7c0fd1ddf4a75ec96d25904563e07837dce2cc4cf8240b"`
Nov 18 05:25:12.141 INFO running `"docker" "rm" "-f" "2c2999a3a4e7e3f2dc7c0fd1ddf4a75ec96d25904563e07837dce2cc4cf8240b"`
Nov 18 05:25:12.396 INFO [stdout] 2c2999a3a4e7e3f2dc7c0fd1ddf4a75ec96d25904563e07837dce2cc4cf8240b