Dec 13 22:53:28.914 INFO testing crystalline/crustacean-irc against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 22:53:28.919 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 22:53:29.467 INFO [stdout] d702856acdc96e736519418cf7994affe92545b40040b89c0a09c0af544cbe9a
Dec 13 22:53:29.471 INFO running `"docker" "start" "-a" "d702856acdc96e736519418cf7994affe92545b40040b89c0a09c0af544cbe9a"`
Dec 13 22:53:30.472 INFO [stderr] usermod: no changes
Dec 13 22:53:30.567 INFO [stderr]    Compiling libc v0.2.27
Dec 13 22:53:31.723 INFO [stderr]    Compiling memchr v1.0.1
Dec 13 22:53:32.386 INFO [stderr]    Compiling aho-corasick v0.6.3
Dec 13 22:53:33.660 INFO [stderr]    Compiling regex v0.2.2
Dec 13 22:53:42.123 INFO [stderr]    Compiling rust-irc-client v0.1.0 (/source)
Dec 13 22:53:42.787 INFO [stderr] warning: unused import: `self`
Dec 13 22:53:42.787 INFO [stderr]   --> src/main.rs:10:15
Dec 13 22:53:42.787 INFO [stderr]    |
Dec 13 22:53:42.787 INFO [stderr] 10 | use std::io::{self, BufReader};
Dec 13 22:53:42.787 INFO [stderr]    |               ^^^^
Dec 13 22:53:42.787 INFO [stderr]    |
Dec 13 22:53:42.787 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 22:53:42.787 INFO [stderr] 
Dec 13 22:53:42.787 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 13 22:53:42.787 INFO [stderr]   --> src/main.rs:13:5
Dec 13 22:53:42.787 INFO [stderr]    |
Dec 13 22:53:42.787 INFO [stderr] 13 | use std::sync::mpsc::channel;
Dec 13 22:53:42.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:53:42.787 INFO [stderr] 
Dec 13 22:53:42.787 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 13 22:53:42.787 INFO [stderr]   --> src/main.rs:15:5
Dec 13 22:53:42.787 INFO [stderr]    |
Dec 13 22:53:42.787 INFO [stderr] 15 | use std::boxed::Box;
Dec 13 22:53:42.787 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 22:53:42.787 INFO [stderr] 
Dec 13 22:53:42.787 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 22:53:42.787 INFO [stderr]    --> src/main.rs:224:10
Dec 13 22:53:42.787 INFO [stderr]     |
Dec 13 22:53:42.787 INFO [stderr] 224 |       if (ev.msg.contains("rustbot")) {
Dec 13 22:53:42.787 INFO [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 22:53:42.787 INFO [stderr]     |
Dec 13 22:53:42.787 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 13 22:53:42.787 INFO [stderr] 
Dec 13 22:53:42.847 INFO [stderr] warning: variable `res` is assigned to, but never used
Dec 13 22:53:42.847 INFO [stderr]   --> src/main.rs:70:9
Dec 13 22:53:42.847 INFO [stderr]    |
Dec 13 22:53:42.847 INFO [stderr] 70 |     let res;
Dec 13 22:53:42.847 INFO [stderr]    |         ^^^
Dec 13 22:53:42.847 INFO [stderr]    |
Dec 13 22:53:42.851 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 22:53:42.851 INFO [stderr]    = note: consider using `_res` instead
Dec 13 22:53:42.851 INFO [stderr] 
Dec 13 22:53:42.851 INFO [stderr] warning: value assigned to `res` is never read
Dec 13 22:53:42.851 INFO [stderr]   --> src/main.rs:80:5
Dec 13 22:53:42.851 INFO [stderr]    |
Dec 13 22:53:42.851 INFO [stderr] 80 |     res = self.stream.write(&to_send);
Dec 13 22:53:42.851 INFO [stderr]    |     ^^^
Dec 13 22:53:42.851 INFO [stderr]    |
Dec 13 22:53:42.851 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 22:53:42.854 INFO [stderr] 
Dec 13 22:53:42.855 INFO [stderr] warning: unused variable: `res`
Dec 13 22:53:42.855 INFO [stderr]   --> src/main.rs:98:11
Dec 13 22:53:42.855 INFO [stderr]    |
Dec 13 22:53:42.855 INFO [stderr] 98 |       let res = self.pump_event();
Dec 13 22:53:42.855 INFO [stderr]    |           ^^^ help: consider using `_res` instead
Dec 13 22:53:42.855 INFO [stderr] 
Dec 13 22:53:42.855 INFO [stderr] warning: unused variable: `n`
Dec 13 22:53:42.855 INFO [stderr]    --> src/main.rs:157:10
Dec 13 22:53:42.855 INFO [stderr]     |
Dec 13 22:53:42.855 INFO [stderr] 157 |       Ok(n) => {
Dec 13 22:53:42.855 INFO [stderr]     |          ^ help: consider using `_n` instead
Dec 13 22:53:42.855 INFO [stderr] 
Dec 13 22:53:42.855 INFO [stderr] warning: unused variable: `e`
Dec 13 22:53:42.855 INFO [stderr]    --> src/main.rs:191:11
Dec 13 22:53:42.855 INFO [stderr]     |
Dec 13 22:53:42.855 INFO [stderr] 191 |       Err(e) => {
Dec 13 22:53:42.855 INFO [stderr]     |           ^ help: consider using `_e` instead
Dec 13 22:53:42.855 INFO [stderr] 
Dec 13 22:53:42.879 INFO [stderr] warning: field is never used: `server`
Dec 13 22:53:42.879 INFO [stderr]   --> src/main.rs:20:3
Dec 13 22:53:42.879 INFO [stderr]    |
Dec 13 22:53:42.879 INFO [stderr] 20 |   server: Ipv4Addr,
Dec 13 22:53:42.879 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Dec 13 22:53:42.879 INFO [stderr]    |
Dec 13 22:53:42.879 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 22:53:42.879 INFO [stderr] 
Dec 13 22:53:42.879 INFO [stderr] warning: field is never used: `port`
Dec 13 22:53:42.879 INFO [stderr]   --> src/main.rs:21:3
Dec 13 22:53:42.879 INFO [stderr]    |
Dec 13 22:53:42.879 INFO [stderr] 21 |   port: u16,
Dec 13 22:53:42.879 INFO [stderr]    |   ^^^^^^^^^
Dec 13 22:53:42.879 INFO [stderr] 
Dec 13 22:53:42.879 INFO [stderr] warning: field is never used: `isPrivate`
Dec 13 22:53:42.879 INFO [stderr]   --> src/main.rs:37:3
Dec 13 22:53:42.879 INFO [stderr]    |
Dec 13 22:53:42.879 INFO [stderr] 37 |   isPrivate: bool
Dec 13 22:53:42.879 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Dec 13 22:53:42.879 INFO [stderr] 
Dec 13 22:53:42.891 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 22:53:42.891 INFO [stderr]   --> src/main.rs:81:5
Dec 13 22:53:42.891 INFO [stderr]    |
Dec 13 22:53:42.891 INFO [stderr] 81 |     self.stream.flush();
Dec 13 22:53:42.891 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 22:53:42.891 INFO [stderr]    |
Dec 13 22:53:42.891 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 22:53:42.891 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 22:53:42.891 INFO [stderr] 
Dec 13 22:53:44.037 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.53s
Dec 13 22:53:44.037 INFO [stderr] su: No module specific data is present
Dec 13 22:53:44.397 INFO running `"docker" "inspect" "d702856acdc96e736519418cf7994affe92545b40040b89c0a09c0af544cbe9a"`
Dec 13 22:53:44.504 INFO running `"docker" "rm" "-f" "d702856acdc96e736519418cf7994affe92545b40040b89c0a09c0af544cbe9a"`
Dec 13 22:53:44.654 INFO [stdout] d702856acdc96e736519418cf7994affe92545b40040b89c0a09c0af544cbe9a
Dec 13 22:53:44.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 22:53:44.874 INFO [stdout] 3c355c26e83c89ef82264a8091235517e884fd2d59a6c5f5299d8c64f5af7369
Dec 13 22:53:44.877 INFO running `"docker" "start" "-a" "3c355c26e83c89ef82264a8091235517e884fd2d59a6c5f5299d8c64f5af7369"`
Dec 13 22:53:45.612 INFO [stderr] usermod: no changes
Dec 13 22:53:45.723 INFO [stderr]    Compiling rust-irc-client v0.1.0 (/source)
Dec 13 22:53:46.511 INFO [stderr] warning: unused import: `self`
Dec 13 22:53:46.511 INFO [stderr]   --> src/main.rs:10:15
Dec 13 22:53:46.511 INFO [stderr]    |
Dec 13 22:53:46.511 INFO [stderr] 10 | use std::io::{self, BufReader};
Dec 13 22:53:46.511 INFO [stderr]    |               ^^^^
Dec 13 22:53:46.511 INFO [stderr]    |
Dec 13 22:53:46.511 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 13 22:53:46.511 INFO [stderr] 
Dec 13 22:53:46.511 INFO [stderr] warning: unused import: `std::sync::mpsc::channel`
Dec 13 22:53:46.511 INFO [stderr]   --> src/main.rs:13:5
Dec 13 22:53:46.511 INFO [stderr]    |
Dec 13 22:53:46.511 INFO [stderr] 13 | use std::sync::mpsc::channel;
Dec 13 22:53:46.511 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 22:53:46.511 INFO [stderr] 
Dec 13 22:53:46.511 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 13 22:53:46.511 INFO [stderr]   --> src/main.rs:15:5
Dec 13 22:53:46.511 INFO [stderr]    |
Dec 13 22:53:46.511 INFO [stderr] 15 | use std::boxed::Box;
Dec 13 22:53:46.511 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 13 22:53:46.511 INFO [stderr] 
Dec 13 22:53:46.511 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 13 22:53:46.511 INFO [stderr]    --> src/main.rs:224:10
Dec 13 22:53:46.511 INFO [stderr]     |
Dec 13 22:53:46.511 INFO [stderr] 224 |       if (ev.msg.contains("rustbot")) {
Dec 13 22:53:46.511 INFO [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 22:53:46.511 INFO [stderr]     |
Dec 13 22:53:46.511 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 13 22:53:46.511 INFO [stderr] 
Dec 13 22:53:46.570 INFO [stderr] warning: variable `res` is assigned to, but never used
Dec 13 22:53:46.570 INFO [stderr]   --> src/main.rs:70:9
Dec 13 22:53:46.570 INFO [stderr]    |
Dec 13 22:53:46.571 INFO [stderr] 70 |     let res;
Dec 13 22:53:46.571 INFO [stderr]    |         ^^^
Dec 13 22:53:46.571 INFO [stderr]    |
Dec 13 22:53:46.571 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 22:53:46.571 INFO [stderr]    = note: consider using `_res` instead
Dec 13 22:53:46.571 INFO [stderr] 
Dec 13 22:53:46.571 INFO [stderr] warning: value assigned to `res` is never read
Dec 13 22:53:46.571 INFO [stderr]   --> src/main.rs:80:5
Dec 13 22:53:46.571 INFO [stderr]    |
Dec 13 22:53:46.571 INFO [stderr] 80 |     res = self.stream.write(&to_send);
Dec 13 22:53:46.571 INFO [stderr]    |     ^^^
Dec 13 22:53:46.571 INFO [stderr]    |
Dec 13 22:53:46.571 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 13 22:53:46.571 INFO [stderr] 
Dec 13 22:53:46.571 INFO [stderr] warning: unused variable: `res`
Dec 13 22:53:46.571 INFO [stderr]   --> src/main.rs:98:11
Dec 13 22:53:46.571 INFO [stderr]    |
Dec 13 22:53:46.571 INFO [stderr] 98 |       let res = self.pump_event();
Dec 13 22:53:46.571 INFO [stderr]    |           ^^^ help: consider using `_res` instead
Dec 13 22:53:46.571 INFO [stderr] 
Dec 13 22:53:46.571 INFO [stderr] warning: unused variable: `n`
Dec 13 22:53:46.571 INFO [stderr]    --> src/main.rs:157:10
Dec 13 22:53:46.571 INFO [stderr]     |
Dec 13 22:53:46.571 INFO [stderr] 157 |       Ok(n) => {
Dec 13 22:53:46.571 INFO [stderr]     |          ^ help: consider using `_n` instead
Dec 13 22:53:46.571 INFO [stderr] 
Dec 13 22:53:46.571 INFO [stderr] warning: unused variable: `e`
Dec 13 22:53:46.571 INFO [stderr]    --> src/main.rs:191:11
Dec 13 22:53:46.571 INFO [stderr]     |
Dec 13 22:53:46.571 INFO [stderr] 191 |       Err(e) => {
Dec 13 22:53:46.571 INFO [stderr]     |           ^ help: consider using `_e` instead
Dec 13 22:53:46.571 INFO [stderr] 
Dec 13 22:53:46.593 INFO [stderr] warning: field is never used: `server`
Dec 13 22:53:46.593 INFO [stderr]   --> src/main.rs:20:3
Dec 13 22:53:46.593 INFO [stderr]    |
Dec 13 22:53:46.593 INFO [stderr] 20 |   server: Ipv4Addr,
Dec 13 22:53:46.593 INFO [stderr]    |   ^^^^^^^^^^^^^^^^
Dec 13 22:53:46.593 INFO [stderr]    |
Dec 13 22:53:46.593 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 22:53:46.593 INFO [stderr] 
Dec 13 22:53:46.593 INFO [stderr] warning: field is never used: `port`
Dec 13 22:53:46.593 INFO [stderr]   --> src/main.rs:21:3
Dec 13 22:53:46.593 INFO [stderr]    |
Dec 13 22:53:46.593 INFO [stderr] 21 |   port: u16,
Dec 13 22:53:46.593 INFO [stderr]    |   ^^^^^^^^^
Dec 13 22:53:46.593 INFO [stderr] 
Dec 13 22:53:46.593 INFO [stderr] warning: field is never used: `isPrivate`
Dec 13 22:53:46.593 INFO [stderr]   --> src/main.rs:37:3
Dec 13 22:53:46.593 INFO [stderr]    |
Dec 13 22:53:46.593 INFO [stderr] 37 |   isPrivate: bool
Dec 13 22:53:46.593 INFO [stderr]    |   ^^^^^^^^^^^^^^^
Dec 13 22:53:46.593 INFO [stderr] 
Dec 13 22:53:46.607 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 22:53:46.607 INFO [stderr]   --> src/main.rs:81:5
Dec 13 22:53:46.607 INFO [stderr]    |
Dec 13 22:53:46.607 INFO [stderr] 81 |     self.stream.flush();
Dec 13 22:53:46.607 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 13 22:53:46.607 INFO [stderr]    |
Dec 13 22:53:46.607 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 22:53:46.607 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 22:53:46.607 INFO [stderr] 
Dec 13 22:53:47.047 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 13 22:53:47.047 INFO [stderr] su: No module specific data is present
Dec 13 22:53:47.663 INFO running `"docker" "inspect" "3c355c26e83c89ef82264a8091235517e884fd2d59a6c5f5299d8c64f5af7369"`
Dec 13 22:53:47.907 INFO running `"docker" "rm" "-f" "3c355c26e83c89ef82264a8091235517e884fd2d59a6c5f5299d8c64f5af7369"`
Dec 13 22:53:48.155 INFO [stdout] 3c355c26e83c89ef82264a8091235517e884fd2d59a6c5f5299d8c64f5af7369
Dec 13 22:53:48.160 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 22:53:48.507 INFO [stdout] b6465af9c1b36c249ae60096a1b3f32472a872f8ae8052fd39236d05a3f9dcad
Dec 13 22:53:48.515 INFO running `"docker" "start" "-a" "b6465af9c1b36c249ae60096a1b3f32472a872f8ae8052fd39236d05a3f9dcad"`
Dec 13 22:53:49.367 INFO [stderr] usermod: no changes
Dec 13 22:53:49.430 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 22:53:49.438 INFO [stderr]      Running /target/debug/deps/rust_irc_client-ebfa6b4a30db75dd
Dec 13 22:53:49.441 INFO [stderr] su: No module specific data is present
Dec 13 22:53:49.441 INFO [stdout] 
Dec 13 22:53:49.441 INFO [stdout] running 0 tests
Dec 13 22:53:49.441 INFO [stdout] 
Dec 13 22:53:49.441 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 22:53:49.441 INFO [stdout] 
Dec 13 22:53:49.875 INFO running `"docker" "inspect" "b6465af9c1b36c249ae60096a1b3f32472a872f8ae8052fd39236d05a3f9dcad"`
Dec 13 22:53:50.047 INFO running `"docker" "rm" "-f" "b6465af9c1b36c249ae60096a1b3f32472a872f8ae8052fd39236d05a3f9dcad"`
Dec 13 22:53:50.235 INFO [stdout] b6465af9c1b36c249ae60096a1b3f32472a872f8ae8052fd39236d05a3f9dcad