[INFO] updating cached repository pajlada/pajbot2-points
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pajlada/pajbot2-points
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pajlada/pajbot2-points" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/pajlada/pajbot2-points"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/pajlada/pajbot2-points'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pajlada/pajbot2-points" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/pajlada/pajbot2-points"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/pajlada/pajbot2-points'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 70b49fbbe192371efa51b972611f28b4bb1847ec
[INFO] sha for GitHub repo pajlada/pajbot2-points: 70b49fbbe192371efa51b972611f28b4bb1847ec
[INFO] validating manifest of pajlada/pajbot2-points on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pajlada/pajbot2-points on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pajlada/pajbot2-points
[INFO] finished frobbing pajlada/pajbot2-points
[INFO] frobbed toml for pajlada/pajbot2-points written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/pajlada/pajbot2-points/Cargo.toml
[INFO] started frobbing pajlada/pajbot2-points
[INFO] finished frobbing pajlada/pajbot2-points
[INFO] frobbed toml for pajlada/pajbot2-points written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/pajlada/pajbot2-points/Cargo.toml
[INFO] crate pajlada/pajbot2-points already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking pajlada/pajbot2-points against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/pajlada/pajbot2-points:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9ca5349fc0390cd24ac59c5545b4064e6e1d8b639c83515c24f6f88c2b333491
[INFO] running `"docker" "start" "-a" "9ca5349fc0390cd24ac59c5545b4064e6e1d8b639c83515c24f6f88c2b333491"`
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]     Checking pajbot2-points v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `user_id`
[INFO] [stderr]    --> src/points.rs:107:29
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn remove_points(&self, user_id: String, points: u64) -> u64 {
[INFO] [stderr]     |                             ^^^^^^^ help: consider prefixing with an underscore: `_user_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `points`
[INFO] [stderr]    --> src/points.rs:107:46
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn remove_points(&self, user_id: String, points: u64) -> u64 {
[INFO] [stderr]     |                                              ^^^^^^ help: consider prefixing with an underscore: `_points`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rank`
[INFO] [stderr]    --> src/points.rs:155:34
[INFO] [stderr]     |
[INFO] [stderr] 155 |                             Some(rank) => {
[INFO] [stderr]     |                                  ^^^^ help: consider prefixing with an underscore: `_rank`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/points.rs:166:26
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     Edit(c) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/points.rs:194:26
[INFO] [stderr]     |
[INFO] [stderr] 194 |                     Rank(c) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sender`
[INFO] [stderr]    --> src/points.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |                     Quit(sender) => {
[INFO] [stderr]     |                          ^^^^^^ help: consider prefixing with an underscore: `_sender`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:129:16
[INFO] [stderr]     |
[INFO] [stderr] 129 |             Ok(mut stream) => {
[INFO] [stderr]     |                ----^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `user_id`
[INFO] [stderr]    --> src/points.rs:107:29
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn remove_points(&self, user_id: String, points: u64) -> u64 {
[INFO] [stderr]     |                             ^^^^^^^ help: consider prefixing with an underscore: `_user_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `points`
[INFO] [stderr]    --> src/points.rs:107:46
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn remove_points(&self, user_id: String, points: u64) -> u64 {
[INFO] [stderr]     |                                              ^^^^^^ help: consider prefixing with an underscore: `_points`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rank`
[INFO] [stderr]    --> src/points.rs:155:34
[INFO] [stderr]     |
[INFO] [stderr] 155 |                             Some(rank) => {
[INFO] [stderr]     |                                  ^^^^ help: consider prefixing with an underscore: `_rank`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/points.rs:166:26
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     Edit(c) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/points.rs:194:26
[INFO] [stderr]     |
[INFO] [stderr] 194 |                     Rank(c) => {
[INFO] [stderr]     |                          ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sender`
[INFO] [stderr]    --> src/points.rs:231:26
[INFO] [stderr]     |
[INFO] [stderr] 231 |                     Quit(sender) => {
[INFO] [stderr]     |                          ^^^^^^ help: consider prefixing with an underscore: `_sender`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:129:16
[INFO] [stderr]     |
[INFO] [stderr] 129 |             Ok(mut stream) => {
[INFO] [stderr]     |                ----^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/points.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let mut res = self.ranks.get_mut(*user_rank as usize);
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:267:25
[INFO] [stderr]     |
[INFO] [stderr] 267 |                     let mut c = ChannelPoints::load(path_str)?;
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]   --> src/points.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn save(&self) -> io::Result<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/points.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let mut res = self.ranks.get_mut(*user_rank as usize);
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/points.rs:267:25
[INFO] [stderr]     |
[INFO] [stderr] 267 |                     let mut c = ChannelPoints::load(path_str)?;
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]   --> src/points.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn save(&self) -> io::Result<()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `"docker" "inspect" "9ca5349fc0390cd24ac59c5545b4064e6e1d8b639c83515c24f6f88c2b333491"`
[INFO] running `"docker" "rm" "-f" "9ca5349fc0390cd24ac59c5545b4064e6e1d8b639c83515c24f6f88c2b333491"`
[INFO] [stdout] 9ca5349fc0390cd24ac59c5545b4064e6e1d8b639c83515c24f6f88c2b333491