Nov 30 19:55:01.355 INFO testing yinyanlv/runner against 1.30.1 for beta-1.31-5
Nov 30 19:55:01.355 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:55:01.911 INFO [stdout] 92c870b179619b1bd7620cb2d94929f37db51d99bf24bd99f6c0b8ed2a41315c
Nov 30 19:55:01.913 INFO running `"docker" "start" "-a" "92c870b179619b1bd7620cb2d94929f37db51d99bf24bd99f6c0b8ed2a41315c"`
Nov 30 19:55:03.943 INFO [stderr] usermod: no changes
Nov 30 19:55:04.455 INFO [stderr]    Compiling num-traits v0.2.5
Nov 30 19:55:04.458 INFO [stderr]    Compiling cfg-if v0.1.4
Nov 30 19:55:04.470 INFO [stderr]    Compiling num-integer v0.1.39
Nov 30 19:55:04.476 INFO [stderr]    Compiling pkg-config v0.3.12
Nov 30 19:55:04.479 INFO [stderr]    Compiling cc v1.0.18
Nov 30 19:55:04.480 INFO [stderr]    Compiling serde v1.0.70
Nov 30 19:55:04.483 INFO [stderr]    Compiling antidote v1.0.0
Nov 30 19:55:04.483 INFO [stderr]    Compiling redis v0.7.1
Nov 30 19:55:05.179 INFO [stderr]    Compiling lazy_static v1.0.2
Nov 30 19:55:07.732 INFO [stderr]    Compiling rand_core v0.2.1
Nov 30 19:55:07.733 INFO [stderr]    Compiling dtoa v0.2.2
Nov 30 19:55:08.851 INFO [stderr]    Compiling sha1 v0.2.0
Nov 30 19:55:09.335 INFO [stderr]    Compiling itoa v0.1.1
Nov 30 19:55:09.424 INFO [stderr]    Compiling linked-hash-map v0.5.1
Nov 30 19:55:10.339 INFO [stderr]    Compiling serde v0.8.23
Nov 30 19:55:10.587 INFO [stderr]    Compiling pest v0.3.3
Nov 30 19:55:13.208 INFO [stderr]    Compiling ascii v0.7.1
Nov 30 19:55:13.960 INFO [stderr]    Compiling same-file v0.1.3
Nov 30 19:55:16.123 INFO [stderr]    Compiling pulldown-cmark v0.1.2
Nov 30 19:55:16.123 INFO [stderr]    Compiling smallvec v0.4.4
Nov 30 19:55:16.259 INFO [stderr]    Compiling chunked_transfer v0.3.1
Nov 30 19:55:16.323 INFO [stderr]    Compiling sequence_trie v0.2.1
Nov 30 19:55:16.447 INFO [stderr]    Compiling crossbeam v0.2.12
Nov 30 19:55:16.889 INFO [stderr]    Compiling log-mdc v0.1.0
Nov 30 19:55:17.365 INFO [stderr]    Compiling bufstream v0.1.3
Nov 30 19:55:18.156 INFO [stderr]    Compiling nom v2.2.1
Nov 30 19:55:18.158 INFO [stderr]    Compiling email v0.0.19
Nov 30 19:55:18.162 INFO [stderr]    Compiling num_cpus v1.8.0
Nov 30 19:55:18.194 INFO [stderr]    Compiling memchr v1.0.2
Nov 30 19:55:21.380 INFO [stderr]    Compiling unreachable v1.0.0
Nov 30 19:55:21.443 INFO [stderr]    Compiling unreachable v0.1.1
Nov 30 19:55:21.464 INFO [stderr]    Compiling proc-macro2 v0.4.8
Nov 30 19:55:21.989 INFO [stderr]    Compiling regex-syntax v0.5.6
Nov 30 19:55:22.007 INFO [stderr]    Compiling rust-crypto v0.2.36
Nov 30 19:55:22.043 INFO [stderr]    Compiling log v0.4.3
Nov 30 19:55:22.070 INFO [stderr]    Compiling net2 v0.2.33
Nov 30 19:55:22.154 INFO [stderr]    Compiling scheduled-thread-pool v0.1.0
Nov 30 19:55:25.963 INFO [stderr]    Compiling nix v0.9.0
Nov 30 19:55:26.251 INFO [stderr]    Compiling yaml-rust v0.4.0
Nov 30 19:55:26.465 INFO [stderr]    Compiling rand v0.5.4
Nov 30 19:55:26.859 INFO [stderr]    Compiling getopts v0.2.18
Nov 30 19:55:36.873 INFO [stderr]    Compiling walkdir v1.0.7
Nov 30 19:55:36.896 INFO [stderr]    Compiling openssl-sys v0.9.33
Nov 30 19:55:36.967 INFO [stderr]    Compiling backtrace-sys v0.1.23
Nov 30 19:55:37.167 INFO [stderr]    Compiling miniz-sys v0.1.10
Nov 30 19:55:38.975 INFO [stderr]    Compiling rand v0.3.22
Nov 30 19:55:41.503 INFO [stderr]    Compiling tempdir v0.3.7
Nov 30 19:55:41.531 INFO [stderr]    Compiling aho-corasick v0.6.6
Nov 30 19:55:41.563 INFO [stderr]    Compiling twoway v0.1.8
Nov 30 19:55:42.773 INFO [stderr]    Compiling buf_redux v0.6.3
Nov 30 19:55:47.163 INFO [stderr]    Compiling thread_local v0.3.5
Nov 30 19:55:47.189 INFO [stderr]    Compiling log v0.3.9
Nov 30 19:55:47.551 INFO [stderr]    Compiling quote v0.6.3
Nov 30 19:55:48.283 INFO [stderr]    Compiling uuid v0.1.18
Nov 30 19:55:49.763 INFO [stderr]    Compiling uuid v0.5.1
Nov 30 19:55:49.876 INFO [stderr]    Compiling uuid v0.4.0
Nov 30 19:55:55.944 INFO [stderr]    Compiling twox-hash v1.1.1
Nov 30 19:55:56.100 INFO [stderr]    Compiling phf_shared v0.7.22
Nov 30 19:55:58.099 INFO [stderr]    Compiling mime v0.2.6
Nov 30 19:56:03.504 INFO [stderr]    Compiling r2d2 v0.7.4
Nov 30 19:56:03.507 INFO [stderr]    Compiling quick-xml v0.4.2
Nov 30 19:56:03.531 INFO [stderr]    Compiling regex v0.2.11
Nov 30 19:56:03.532 INFO [stderr]    Compiling syn v0.14.4
Nov 30 19:56:03.619 INFO [stderr]    Compiling url v0.2.38
Nov 30 19:56:11.595 INFO [stderr]    Compiling openssl v0.9.24
Nov 30 19:56:11.611 INFO [stderr]    Compiling phf_generator v0.7.22
Nov 30 19:56:11.649 INFO [stderr]    Compiling phf v0.7.22
Nov 30 19:56:12.727 INFO [stderr]    Compiling num-traits v0.1.43
Nov 30 19:56:13.511 INFO [stderr]    Compiling atoi v0.2.3
Nov 30 19:56:16.555 INFO [stderr]    Compiling hyper v0.10.13
Nov 30 19:56:17.035 INFO [stderr]    Compiling flate2 v0.2.20
Nov 30 19:56:17.171 INFO [stderr]    Compiling rss v0.4.0
Nov 30 19:56:53.347 INFO [stderr]    Compiling phf_codegen v0.7.22
Nov 30 19:56:53.398 INFO [stderr]    Compiling serde_json v0.8.6
Nov 30 19:56:53.723 INFO [stderr]    Compiling ordered-float v0.5.0
Nov 30 19:56:53.744 INFO [stderr]    Compiling num-iter v0.1.37
Nov 30 19:56:53.936 INFO [stderr]    Compiling r2d2_redis v0.5.1
Nov 30 19:56:54.379 INFO [stderr]    Compiling backtrace v0.3.9
Nov 30 19:56:55.583 INFO [stderr]    Compiling serde_derive v1.0.70
Nov 30 19:56:55.639 INFO [stderr]    Compiling native-tls v0.1.5
Nov 30 19:56:55.639 INFO [stderr]    Compiling cookie v0.5.1
Nov 30 19:56:55.639 INFO [stderr]    Compiling mime_guess v1.8.6
Nov 30 19:56:56.435 INFO [stderr]    Compiling num v0.1.42
Nov 30 19:56:56.471 INFO [stderr]    Compiling iron v0.5.1
Nov 30 19:56:57.127 INFO [stderr]    Compiling serde_json v1.0.24
Nov 30 19:57:03.111 INFO [stderr]    Compiling chrono v0.4.4
Nov 30 19:57:03.112 INFO [stderr]    Compiling serde_yaml v0.7.5
Nov 30 19:57:03.271 INFO [stderr]    Compiling toml v0.4.6
Nov 30 19:57:04.855 INFO [stderr]    Compiling serde-value v0.5.2
Nov 30 19:57:07.110 INFO [stderr]    Compiling chrono v0.2.25
Nov 30 19:57:09.015 INFO [stderr]    Compiling chrono v0.3.0
Nov 30 19:57:21.267 INFO [stderr]    Compiling hyper-native-tls v0.2.4
Nov 30 19:57:21.528 INFO [stderr]    Compiling error-chain v0.7.2
Nov 30 19:57:26.414 INFO [stderr]    Compiling persistent v0.3.0
Nov 30 19:57:26.619 INFO [stderr]    Compiling mount v0.3.0
Nov 30 19:57:26.667 INFO [stderr]    Compiling router v0.5.1
Nov 30 19:57:26.841 INFO [stderr]    Compiling handlebars v0.29.1
Nov 30 19:57:26.841 INFO [stderr]    Compiling mysql_common v0.5.0
Nov 30 19:57:29.003 INFO [stderr]    Compiling iron-sessionstorage2 v0.7.1
Nov 30 19:57:29.246 INFO [stderr]    Compiling tiny_http v0.5.9
Nov 30 19:57:38.323 INFO [stderr]    Compiling schedule v0.1.0
Nov 30 19:57:39.852 INFO [stderr]    Compiling bodyparser v0.5.0
Nov 30 19:57:40.090 INFO [stderr]    Compiling staticfile v0.4.0
Nov 30 19:58:04.712 INFO [stderr]    Compiling lettre v0.6.2
Nov 30 19:58:04.799 INFO [stderr]    Compiling urlencoded v0.5.0
Nov 30 19:58:04.912 INFO [stderr]    Compiling log4rs v0.7.0
Nov 30 19:58:05.200 INFO [stderr]    Compiling mysql v12.3.1
Nov 30 19:58:05.695 INFO [stderr]    Compiling multipart v0.12.0
Nov 30 19:58:05.791 INFO [stderr]    Compiling handlebars-iron v0.25.2
Nov 30 19:58:29.672 INFO [stderr]    Compiling runner v0.0.0 (/source)
Nov 30 19:58:32.231 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.231 INFO [stderr]    --> src/common/utils.rs:174:9
Nov 30 19:58:32.231 INFO [stderr]     |
Nov 30 19:58:32.231 INFO [stderr] 174 |     let mut view_data = context.context_mut().data_mut().as_object_mut().unwrap();
Nov 30 19:58:32.231 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 19:58:32.231 INFO [stderr]     |         |
Nov 30 19:58:32.231 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.231 INFO [stderr]     |
Nov 30 19:58:32.231 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 19:58:32.231 INFO [stderr] 
Nov 30 19:58:32.404 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.405 INFO [stderr]    --> src/services/user.rs:238:9
Nov 30 19:58:32.406 INFO [stderr]     |
Nov 30 19:58:32.406 INFO [stderr] 238 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:32.407 INFO [stderr]     |         ----^^^
Nov 30 19:58:32.407 INFO [stderr]     |         |
Nov 30 19:58:32.408 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.409 INFO [stderr] 
Nov 30 19:58:32.428 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.429 INFO [stderr]    --> src/services/topic.rs:166:9
Nov 30 19:58:32.430 INFO [stderr]     |
Nov 30 19:58:32.431 INFO [stderr] 166 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:32.431 INFO [stderr]     |         ----^^^
Nov 30 19:58:32.432 INFO [stderr]     |         |
Nov 30 19:58:32.432 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.433 INFO [stderr] 
Nov 30 19:58:32.436 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.437 INFO [stderr]    --> src/services/topic.rs:192:15
Nov 30 19:58:32.438 INFO [stderr]     |
Nov 30 19:58:32.438 INFO [stderr] 192 |         .map(|mut row| {
Nov 30 19:58:32.439 INFO [stderr]     |               ----^^^
Nov 30 19:58:32.440 INFO [stderr]     |               |
Nov 30 19:58:32.440 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:32.441 INFO [stderr] 
Nov 30 19:58:32.451 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.452 INFO [stderr]    --> src/services/topic.rs:514:15
Nov 30 19:58:32.453 INFO [stderr]     |
Nov 30 19:58:32.453 INFO [stderr] 514 |         .map(|mut row| {
Nov 30 19:58:32.454 INFO [stderr]     |               ----^^^
Nov 30 19:58:32.454 INFO [stderr]     |               |
Nov 30 19:58:32.455 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:32.455 INFO [stderr] 
Nov 30 19:58:32.460 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.461 INFO [stderr]    --> src/services/topic.rs:540:15
Nov 30 19:58:32.462 INFO [stderr]     |
Nov 30 19:58:32.462 INFO [stderr] 540 |         .map(|mut row| {
Nov 30 19:58:32.463 INFO [stderr]     |               ----^^^
Nov 30 19:58:32.463 INFO [stderr]     |               |
Nov 30 19:58:32.464 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:32.464 INFO [stderr] 
Nov 30 19:58:32.471 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.472 INFO [stderr]    --> src/services/comment.rs:117:9
Nov 30 19:58:32.472 INFO [stderr]     |
Nov 30 19:58:32.473 INFO [stderr] 117 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:32.474 INFO [stderr]     |         ----^^^
Nov 30 19:58:32.474 INFO [stderr]     |         |
Nov 30 19:58:32.475 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.475 INFO [stderr] 
Nov 30 19:58:32.477 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.477 INFO [stderr]    --> src/services/comment.rs:143:9
Nov 30 19:58:32.478 INFO [stderr]     |
Nov 30 19:58:32.478 INFO [stderr] 143 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:32.479 INFO [stderr]     |         ----^^^
Nov 30 19:58:32.480 INFO [stderr]     |         |
Nov 30 19:58:32.480 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.481 INFO [stderr] 
Nov 30 19:58:32.484 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.485 INFO [stderr]    --> src/services/comment.rs:165:15
Nov 30 19:58:32.485 INFO [stderr]     |
Nov 30 19:58:32.486 INFO [stderr] 165 |         .map(|mut row| {
Nov 30 19:58:32.487 INFO [stderr]     |               ----^^^
Nov 30 19:58:32.487 INFO [stderr]     |               |
Nov 30 19:58:32.488 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:32.488 INFO [stderr] 
Nov 30 19:58:32.491 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.492 INFO [stderr]    --> src/services/comment.rs:219:9
Nov 30 19:58:32.493 INFO [stderr]     |
Nov 30 19:58:32.493 INFO [stderr] 219 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:32.494 INFO [stderr]     |         ----^^^
Nov 30 19:58:32.495 INFO [stderr]     |         |
Nov 30 19:58:32.495 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:32.496 INFO [stderr] 
Nov 30 19:58:32.502 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.503 INFO [stderr]   --> src/services/message.rs:65:15
Nov 30 19:58:32.504 INFO [stderr]    |
Nov 30 19:58:32.504 INFO [stderr] 65 |         .map(|mut row| {
Nov 30 19:58:32.505 INFO [stderr]    |               ----^^^
Nov 30 19:58:32.506 INFO [stderr]    |               |
Nov 30 19:58:32.506 INFO [stderr]    |               help: remove this `mut`
Nov 30 19:58:32.507 INFO [stderr] 
Nov 30 19:58:32.521 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:32.522 INFO [stderr]  --> src/services/category.rs:9:15
Nov 30 19:58:32.523 INFO [stderr]   |
Nov 30 19:58:32.524 INFO [stderr] 9 |         .map(|mut row| {
Nov 30 19:58:32.524 INFO [stderr]   |               ----^^^
Nov 30 19:58:32.525 INFO [stderr]   |               |
Nov 30 19:58:32.525 INFO [stderr]   |               help: remove this `mut`
Nov 30 19:58:32.526 INFO [stderr] 
Nov 30 19:58:45.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 41s
Nov 30 19:58:45.159 INFO [stderr] su: No module specific data is present
Nov 30 19:58:45.809 INFO running `"docker" "inspect" "92c870b179619b1bd7620cb2d94929f37db51d99bf24bd99f6c0b8ed2a41315c"`
Nov 30 19:58:46.089 INFO running `"docker" "rm" "-f" "92c870b179619b1bd7620cb2d94929f37db51d99bf24bd99f6c0b8ed2a41315c"`
Nov 30 19:58:46.351 INFO [stdout] 92c870b179619b1bd7620cb2d94929f37db51d99bf24bd99f6c0b8ed2a41315c
Nov 30 19:58:46.360 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:58:46.951 INFO [stdout] 90625805a9289c2347cad134336ac83eed5985865a47877f4abbcecba5a49109
Nov 30 19:58:46.957 INFO running `"docker" "start" "-a" "90625805a9289c2347cad134336ac83eed5985865a47877f4abbcecba5a49109"`
Nov 30 19:58:48.183 INFO [stderr] usermod: no changes
Nov 30 19:58:48.531 INFO [stderr]    Compiling runner v0.0.0 (/source)
Nov 30 19:58:51.127 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.127 INFO [stderr]    --> src/common/utils.rs:174:9
Nov 30 19:58:51.128 INFO [stderr]     |
Nov 30 19:58:51.128 INFO [stderr] 174 |     let mut view_data = context.context_mut().data_mut().as_object_mut().unwrap();
Nov 30 19:58:51.128 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 19:58:51.129 INFO [stderr]     |         |
Nov 30 19:58:51.129 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.129 INFO [stderr]     |
Nov 30 19:58:51.129 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 19:58:51.130 INFO [stderr] 
Nov 30 19:58:51.283 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.284 INFO [stderr]    --> src/services/user.rs:238:9
Nov 30 19:58:51.284 INFO [stderr]     |
Nov 30 19:58:51.284 INFO [stderr] 238 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:51.285 INFO [stderr]     |         ----^^^
Nov 30 19:58:51.285 INFO [stderr]     |         |
Nov 30 19:58:51.285 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.285 INFO [stderr] 
Nov 30 19:58:51.311 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.312 INFO [stderr]    --> src/services/topic.rs:166:9
Nov 30 19:58:51.312 INFO [stderr]     |
Nov 30 19:58:51.312 INFO [stderr] 166 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:51.313 INFO [stderr]     |         ----^^^
Nov 30 19:58:51.313 INFO [stderr]     |         |
Nov 30 19:58:51.313 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.314 INFO [stderr] 
Nov 30 19:58:51.314 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.314 INFO [stderr]    --> src/services/topic.rs:192:15
Nov 30 19:58:51.314 INFO [stderr]     |
Nov 30 19:58:51.315 INFO [stderr] 192 |         .map(|mut row| {
Nov 30 19:58:51.315 INFO [stderr]     |               ----^^^
Nov 30 19:58:51.315 INFO [stderr]     |               |
Nov 30 19:58:51.316 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:51.316 INFO [stderr] 
Nov 30 19:58:51.323 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.324 INFO [stderr]    --> src/services/topic.rs:514:15
Nov 30 19:58:51.324 INFO [stderr]     |
Nov 30 19:58:51.324 INFO [stderr] 514 |         .map(|mut row| {
Nov 30 19:58:51.324 INFO [stderr]     |               ----^^^
Nov 30 19:58:51.325 INFO [stderr]     |               |
Nov 30 19:58:51.325 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:51.325 INFO [stderr] 
Nov 30 19:58:51.326 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.326 INFO [stderr]    --> src/services/topic.rs:540:15
Nov 30 19:58:51.326 INFO [stderr]     |
Nov 30 19:58:51.326 INFO [stderr] 540 |         .map(|mut row| {
Nov 30 19:58:51.327 INFO [stderr]     |               ----^^^
Nov 30 19:58:51.327 INFO [stderr]     |               |
Nov 30 19:58:51.327 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:51.328 INFO [stderr] 
Nov 30 19:58:51.330 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.330 INFO [stderr]    --> src/services/comment.rs:117:9
Nov 30 19:58:51.331 INFO [stderr]     |
Nov 30 19:58:51.331 INFO [stderr] 117 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:51.331 INFO [stderr]     |         ----^^^
Nov 30 19:58:51.332 INFO [stderr]     |         |
Nov 30 19:58:51.332 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.332 INFO [stderr] 
Nov 30 19:58:51.333 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.333 INFO [stderr]    --> src/services/comment.rs:143:9
Nov 30 19:58:51.333 INFO [stderr]     |
Nov 30 19:58:51.334 INFO [stderr] 143 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:51.334 INFO [stderr]     |         ----^^^
Nov 30 19:58:51.334 INFO [stderr]     |         |
Nov 30 19:58:51.335 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.335 INFO [stderr] 
Nov 30 19:58:51.335 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.335 INFO [stderr]    --> src/services/comment.rs:165:15
Nov 30 19:58:51.336 INFO [stderr]     |
Nov 30 19:58:51.336 INFO [stderr] 165 |         .map(|mut row| {
Nov 30 19:58:51.336 INFO [stderr]     |               ----^^^
Nov 30 19:58:51.336 INFO [stderr]     |               |
Nov 30 19:58:51.337 INFO [stderr]     |               help: remove this `mut`
Nov 30 19:58:51.337 INFO [stderr] 
Nov 30 19:58:51.343 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.343 INFO [stderr]    --> src/services/comment.rs:219:9
Nov 30 19:58:51.344 INFO [stderr]     |
Nov 30 19:58:51.344 INFO [stderr] 219 |     let mut row = row_wrapper.unwrap().unwrap();
Nov 30 19:58:51.344 INFO [stderr]     |         ----^^^
Nov 30 19:58:51.344 INFO [stderr]     |         |
Nov 30 19:58:51.345 INFO [stderr]     |         help: remove this `mut`
Nov 30 19:58:51.345 INFO [stderr] 
Nov 30 19:58:51.351 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.351 INFO [stderr]   --> src/services/message.rs:65:15
Nov 30 19:58:51.352 INFO [stderr]    |
Nov 30 19:58:51.352 INFO [stderr] 65 |         .map(|mut row| {
Nov 30 19:58:51.352 INFO [stderr]    |               ----^^^
Nov 30 19:58:51.352 INFO [stderr]    |               |
Nov 30 19:58:51.353 INFO [stderr]    |               help: remove this `mut`
Nov 30 19:58:51.353 INFO [stderr] 
Nov 30 19:58:51.367 INFO [stderr] warning: variable does not need to be mutable
Nov 30 19:58:51.367 INFO [stderr]  --> src/services/category.rs:9:15
Nov 30 19:58:51.368 INFO [stderr]   |
Nov 30 19:58:51.368 INFO [stderr] 9 |         .map(|mut row| {
Nov 30 19:58:51.368 INFO [stderr]   |               ----^^^
Nov 30 19:58:51.369 INFO [stderr]   |               |
Nov 30 19:58:51.369 INFO [stderr]   |               help: remove this `mut`
Nov 30 19:58:51.369 INFO [stderr] 
Nov 30 19:58:54.362 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
Nov 30 19:58:54.390 INFO [stderr] su: No module specific data is present
Nov 30 19:58:55.223 INFO running `"docker" "inspect" "90625805a9289c2347cad134336ac83eed5985865a47877f4abbcecba5a49109"`
Nov 30 19:58:55.423 INFO running `"docker" "rm" "-f" "90625805a9289c2347cad134336ac83eed5985865a47877f4abbcecba5a49109"`
Nov 30 19:58:55.675 INFO [stdout] 90625805a9289c2347cad134336ac83eed5985865a47877f4abbcecba5a49109
Nov 30 19:58:55.679 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-6/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 19:58:56.220 INFO [stdout] 6fccc0117f8f64f663eaffd76210404d2b0df4b94a9ab66d24545c49b0f7f2b3
Nov 30 19:58:56.223 INFO running `"docker" "start" "-a" "6fccc0117f8f64f663eaffd76210404d2b0df4b94a9ab66d24545c49b0f7f2b3"`
Nov 30 19:58:57.579 INFO [stderr] usermod: no changes
Nov 30 19:58:57.851 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
Nov 30 19:58:57.883 INFO [stderr]      Running /target/debug/deps/runner-6189509f8f5dedcb
Nov 30 19:58:57.901 INFO [stdout] 
Nov 30 19:58:57.901 INFO [stdout] running 3 tests
Nov 30 19:58:57.902 INFO [stdout] test common::utils::test_gen_salt ... ok
Nov 30 19:58:57.902 INFO [stdout] test common::utils::test_get_file_ext ... ok
Nov 30 19:58:57.907 INFO [stdout] test common::utils::test_gen_md5 ... ok
Nov 30 19:58:57.907 INFO [stdout] 
Nov 30 19:58:57.907 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 30 19:58:57.907 INFO [stdout] 
Nov 30 19:58:57.911 INFO [stderr] su: No module specific data is present
Nov 30 19:58:58.719 INFO running `"docker" "inspect" "6fccc0117f8f64f663eaffd76210404d2b0df4b94a9ab66d24545c49b0f7f2b3"`
Nov 30 19:58:59.001 INFO running `"docker" "rm" "-f" "6fccc0117f8f64f663eaffd76210404d2b0df4b94a9ab66d24545c49b0f7f2b3"`
Nov 30 19:58:59.199 INFO [stdout] 6fccc0117f8f64f663eaffd76210404d2b0df4b94a9ab66d24545c49b0f7f2b3
