[INFO] updating cached repository https://github.com/samperlmutter/golem
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/samperlmutter/golem
[INFO] [stderr]  * [new branch]      data-guard -> data-guard
[INFO] [stderr]    7557505..a8a3a53  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8a3a536b91d9c6d4241acc0341a8e601e503161
[INFO] checking samperlmutter/golem against try#f88e9a4452e792c29632101b348a1df9876d45cd for pr-70087
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamperlmutter%2Fgolem" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samperlmutter/golem on toolchain f88e9a4452e792c29632101b348a1df9876d45cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/samperlmutter/golem
[INFO] finished tweaking git repo https://github.com/samperlmutter/golem
[INFO] tweaked toml for git repo https://github.com/samperlmutter/golem written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f88e9a4452e792c29632101b348a1df9876d45cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73b996d1473a40361cbdc4ead40374fdec39586fd7d6cee7aeae218966cfc6fc
[INFO] running `"docker" "start" "-a" "73b996d1473a40361cbdc4ead40374fdec39586fd7d6cee7aeae218966cfc6fc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.4
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.3
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking r2d2 v0.8.8
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]     Checking rocket_http v0.4.4
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling rocket_codegen v0.4.4
[INFO] [stderr]     Checking diesel v1.4.3
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rocket v0.4.4
[INFO] [stderr]     Checking rocket_contrib v0.4.4
[INFO] [stderr]     Checking golem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/slack/mod.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn from_request(request: &'a Request<'r>) -> ReqOutcome<&'a SlackSlashCommand, Self::Error> {
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn add_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                   ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn add_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                         ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn rank_strikes<'a>(conn: &StrikesDbConn) -> &'a str {
[INFO] [stderr]    |                     ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:29:29
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn list_brother_strikes<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                             ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:29:51
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn list_brother_strikes<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                                   ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn remove_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:33:44
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn remove_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                            ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn reset_strikes<'a>(conn: &StrikesDbConn) -> &'a str {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/slack/mod.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn from_request(request: &'a Request<'r>) -> ReqOutcome<&'a SlackSlashCommand, Self::Error> {
[INFO] [stderr]    |                     ^^^^^^^ help: consider prefixing with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:21:19
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn add_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                   ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn add_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                         ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:25:21
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn rank_strikes<'a>(conn: &StrikesDbConn) -> &'a str {
[INFO] [stderr]    |                     ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:29:29
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn list_brother_strikes<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                             ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:29:51
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn list_brother_strikes<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                                   ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:33:22
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn remove_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]   --> src/db/strike.rs:33:44
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn remove_strike<'a>(conn: &StrikesDbConn, params: Vec<&str>) -> &'a str {
[INFO] [stderr]    |                                            ^^^^^^ help: consider prefixing with an underscore: `_params`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/db/strike.rs:37:22
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn reset_strikes<'a>(conn: &StrikesDbConn) -> &'a str {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `"docker" "inspect" "73b996d1473a40361cbdc4ead40374fdec39586fd7d6cee7aeae218966cfc6fc"`
[INFO] running `"docker" "rm" "-f" "73b996d1473a40361cbdc4ead40374fdec39586fd7d6cee7aeae218966cfc6fc"`
[INFO] [stdout] 73b996d1473a40361cbdc4ead40374fdec39586fd7d6cee7aeae218966cfc6fc