Dec 13 07:19:13.742 INFO testing pipct/bananagrams-host against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 07:19:13.742 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 07:19:14.171 INFO [stdout] ecdb046c4201f0db2ab8a0cc9741d924b028da2c0a399462d5150c48a3a79467
Dec 13 07:19:14.173 INFO running `"docker" "start" "-a" "ecdb046c4201f0db2ab8a0cc9741d924b028da2c0a399462d5150c48a3a79467"`
Dec 13 07:19:15.379 INFO [stderr] usermod: no changes
Dec 13 07:19:15.427 INFO [stderr]    Compiling bananagrams-host v0.1.0 (/source)
Dec 13 07:19:15.676 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 13 07:19:15.676 INFO [stderr]  --> src/main.rs:6:5
Dec 13 07:19:15.676 INFO [stderr]   |
Dec 13 07:19:15.676 INFO [stderr] 6 | use std::io::BufReader;
Dec 13 07:19:15.676 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 07:19:15.676 INFO [stderr]   |
Dec 13 07:19:15.676 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 07:19:15.676 INFO [stderr] 
Dec 13 07:19:15.799 INFO [stderr] warning: unused variable: `GameState`
Dec 13 07:19:15.799 INFO [stderr]    --> src/main.rs:122:13
Dec 13 07:19:15.799 INFO [stderr]     |
Dec 13 07:19:15.799 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:15.799 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_GameState` instead
Dec 13 07:19:15.799 INFO [stderr]     |
Dec 13 07:19:15.799 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 07:19:15.799 INFO [stderr] 
Dec 13 07:19:15.813 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:19:15.813 INFO [stderr]    --> src/main.rs:122:9
Dec 13 07:19:15.813 INFO [stderr]     |
Dec 13 07:19:15.813 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:15.813 INFO [stderr]     |         ----^^^^^^^^^
Dec 13 07:19:15.813 INFO [stderr]     |         |
Dec 13 07:19:15.813 INFO [stderr]     |         help: remove this `mut`
Dec 13 07:19:15.813 INFO [stderr]     |
Dec 13 07:19:15.813 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 07:19:15.813 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: variant is never constructed: `ProtocolError`
Dec 13 07:19:15.819 INFO [stderr]   --> src/main.rs:42:5
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr] 42 |     ProtocolError,
Dec 13 07:19:15.819 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: variant is never constructed: `UnexpectedEOF`
Dec 13 07:19:15.819 INFO [stderr]   --> src/main.rs:43:5
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr] 43 |     UnexpectedEOF,
Dec 13 07:19:15.819 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: variant is never constructed: `LetterError`
Dec 13 07:19:15.819 INFO [stderr]   --> src/main.rs:44:5
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr] 44 |     LetterError
Dec 13 07:19:15.819 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: function `readDigit` should have a snake case name such as `read_digit`
Dec 13 07:19:15.819 INFO [stderr]   --> src/main.rs:49:1
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr] 49 | / fn readDigit(chr: u8) -> u8 {
Dec 13 07:19:15.819 INFO [stderr] 50 | |     if chr < 0x30 || 0x39 < chr {
Dec 13 07:19:15.819 INFO [stderr] 51 | |         panic!("not a digit: {}", chr);
Dec 13 07:19:15.819 INFO [stderr] 52 | |     }
Dec 13 07:19:15.819 INFO [stderr] 53 | |
Dec 13 07:19:15.819 INFO [stderr] 54 | |     chr - 0x30
Dec 13 07:19:15.819 INFO [stderr] 55 | | }
Dec 13 07:19:15.819 INFO [stderr]    | |_^
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 13 07:19:15.819 INFO [stderr]   --> src/main.rs:57:1
Dec 13 07:19:15.819 INFO [stderr]    |
Dec 13 07:19:15.819 INFO [stderr] 57 | / fn readInt<T>(seq: T) -> u64 where T: IntoIterator<Item=u8> {
Dec 13 07:19:15.819 INFO [stderr] 58 | |     seq.into_iter().fold(0, |acc, x| (acc*10) + readDigit(x) as u64)
Dec 13 07:19:15.819 INFO [stderr] 59 | | }
Dec 13 07:19:15.819 INFO [stderr]    | |_^
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:15.819 INFO [stderr] warning: variable `GameState` should have a snake case name such as `game_state`
Dec 13 07:19:15.819 INFO [stderr]    --> src/main.rs:122:9
Dec 13 07:19:15.819 INFO [stderr]     |
Dec 13 07:19:15.819 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:15.819 INFO [stderr]     |         ^^^^^^^^^^^^^
Dec 13 07:19:15.819 INFO [stderr] 
Dec 13 07:19:16.509 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 13 07:19:16.512 INFO [stderr] su: No module specific data is present
Dec 13 07:19:17.045 INFO running `"docker" "inspect" "ecdb046c4201f0db2ab8a0cc9741d924b028da2c0a399462d5150c48a3a79467"`
Dec 13 07:19:17.212 INFO running `"docker" "rm" "-f" "ecdb046c4201f0db2ab8a0cc9741d924b028da2c0a399462d5150c48a3a79467"`
Dec 13 07:19:17.343 INFO [stdout] ecdb046c4201f0db2ab8a0cc9741d924b028da2c0a399462d5150c48a3a79467
Dec 13 07:19:17.349 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 07:19:17.671 INFO [stdout] e589299d2d4ecd8d4d1893e45fccc7cd8a9eb3b0ef35b61cf087b990476b1230
Dec 13 07:19:17.679 INFO running `"docker" "start" "-a" "e589299d2d4ecd8d4d1893e45fccc7cd8a9eb3b0ef35b61cf087b990476b1230"`
Dec 13 07:19:18.578 INFO [stderr] usermod: no changes
Dec 13 07:19:18.603 INFO [stderr]    Compiling bananagrams-host v0.1.0 (/source)
Dec 13 07:19:18.867 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 13 07:19:18.867 INFO [stderr]  --> src/main.rs:6:5
Dec 13 07:19:18.867 INFO [stderr]   |
Dec 13 07:19:18.867 INFO [stderr] 6 | use std::io::BufReader;
Dec 13 07:19:18.867 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 13 07:19:18.867 INFO [stderr]   |
Dec 13 07:19:18.867 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 07:19:18.867 INFO [stderr] 
Dec 13 07:19:18.976 INFO [stderr] warning: unused variable: `GameState`
Dec 13 07:19:18.976 INFO [stderr]    --> src/main.rs:122:13
Dec 13 07:19:18.976 INFO [stderr]     |
Dec 13 07:19:18.976 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:18.976 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_GameState` instead
Dec 13 07:19:18.976 INFO [stderr]     |
Dec 13 07:19:18.976 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 07:19:18.976 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:19:19.043 INFO [stderr]    --> src/main.rs:122:9
Dec 13 07:19:19.043 INFO [stderr]     |
Dec 13 07:19:19.043 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:19.043 INFO [stderr]     |         ----^^^^^^^^^
Dec 13 07:19:19.043 INFO [stderr]     |         |
Dec 13 07:19:19.043 INFO [stderr]     |         help: remove this `mut`
Dec 13 07:19:19.043 INFO [stderr]     |
Dec 13 07:19:19.043 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: variant is never constructed: `ProtocolError`
Dec 13 07:19:19.043 INFO [stderr]   --> src/main.rs:42:5
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr] 42 |     ProtocolError,
Dec 13 07:19:19.043 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: variant is never constructed: `UnexpectedEOF`
Dec 13 07:19:19.043 INFO [stderr]   --> src/main.rs:43:5
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr] 43 |     UnexpectedEOF,
Dec 13 07:19:19.043 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: variant is never constructed: `LetterError`
Dec 13 07:19:19.043 INFO [stderr]   --> src/main.rs:44:5
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr] 44 |     LetterError
Dec 13 07:19:19.043 INFO [stderr]    |     ^^^^^^^^^^^
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: function `readDigit` should have a snake case name such as `read_digit`
Dec 13 07:19:19.043 INFO [stderr]   --> src/main.rs:49:1
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr] 49 | / fn readDigit(chr: u8) -> u8 {
Dec 13 07:19:19.043 INFO [stderr] 50 | |     if chr < 0x30 || 0x39 < chr {
Dec 13 07:19:19.043 INFO [stderr] 51 | |         panic!("not a digit: {}", chr);
Dec 13 07:19:19.043 INFO [stderr] 52 | |     }
Dec 13 07:19:19.043 INFO [stderr] 53 | |
Dec 13 07:19:19.043 INFO [stderr] 54 | |     chr - 0x30
Dec 13 07:19:19.043 INFO [stderr] 55 | | }
Dec 13 07:19:19.043 INFO [stderr]    | |_^
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: function `readInt` should have a snake case name such as `read_int`
Dec 13 07:19:19.043 INFO [stderr]   --> src/main.rs:57:1
Dec 13 07:19:19.043 INFO [stderr]    |
Dec 13 07:19:19.043 INFO [stderr] 57 | / fn readInt<T>(seq: T) -> u64 where T: IntoIterator<Item=u8> {
Dec 13 07:19:19.043 INFO [stderr] 58 | |     seq.into_iter().fold(0, |acc, x| (acc*10) + readDigit(x) as u64)
Dec 13 07:19:19.043 INFO [stderr] 59 | | }
Dec 13 07:19:19.043 INFO [stderr]    | |_^
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.043 INFO [stderr] warning: variable `GameState` should have a snake case name such as `game_state`
Dec 13 07:19:19.043 INFO [stderr]    --> src/main.rs:122:9
Dec 13 07:19:19.043 INFO [stderr]     |
Dec 13 07:19:19.043 INFO [stderr] 122 |     let mut GameState = GameState::Waiting(vec![false; 5]);
Dec 13 07:19:19.043 INFO [stderr]     |         ^^^^^^^^^^^^^
Dec 13 07:19:19.043 INFO [stderr] 
Dec 13 07:19:19.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
Dec 13 07:19:19.287 INFO [stderr] su: No module specific data is present
Dec 13 07:19:19.989 INFO running `"docker" "inspect" "e589299d2d4ecd8d4d1893e45fccc7cd8a9eb3b0ef35b61cf087b990476b1230"`
Dec 13 07:19:20.295 INFO running `"docker" "rm" "-f" "e589299d2d4ecd8d4d1893e45fccc7cd8a9eb3b0ef35b61cf087b990476b1230"`
Dec 13 07:19:20.595 INFO [stdout] e589299d2d4ecd8d4d1893e45fccc7cd8a9eb3b0ef35b61cf087b990476b1230
Dec 13 07:19:20.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 07:19:20.977 INFO [stdout] b57b08ff30358a9b9a073ce1ea7376619b6e235aca4dc4d1fdb3abe2866eb861
Dec 13 07:19:20.979 INFO running `"docker" "start" "-a" "b57b08ff30358a9b9a073ce1ea7376619b6e235aca4dc4d1fdb3abe2866eb861"`
Dec 13 07:19:21.407 INFO [stderr] usermod: no changes
Dec 13 07:19:21.465 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 07:19:21.465 INFO [stderr]      Running /target/debug/deps/bananagrams_host-18b5d0e0db201f4d
Dec 13 07:19:21.467 INFO [stderr] su: No module specific data is present
Dec 13 07:19:21.467 INFO [stdout] 
Dec 13 07:19:21.467 INFO [stdout] running 0 tests
Dec 13 07:19:21.467 INFO [stdout] 
Dec 13 07:19:21.467 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 07:19:21.467 INFO [stdout] 
Dec 13 07:19:21.788 INFO running `"docker" "inspect" "b57b08ff30358a9b9a073ce1ea7376619b6e235aca4dc4d1fdb3abe2866eb861"`
Dec 13 07:19:21.889 INFO running `"docker" "rm" "-f" "b57b08ff30358a9b9a073ce1ea7376619b6e235aca4dc4d1fdb3abe2866eb861"`
Dec 13 07:19:22.093 INFO [stdout] b57b08ff30358a9b9a073ce1ea7376619b6e235aca4dc4d1fdb3abe2866eb861