[INFO] updating cached repository https://github.com/Lighty0410/microservice-example
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ff78c187f83e869e6dd498810c57ae9592e2dab
[INFO] checking Lighty0410/microservice-example against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLighty0410%2Fmicroservice-example" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Lighty0410/microservice-example on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Lighty0410/microservice-example
[INFO] finished tweaking git repo https://github.com/Lighty0410/microservice-example
[INFO] tweaked toml for git repo https://github.com/Lighty0410/microservice-example written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Lighty0410/microservice-example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
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[INFO] [stdout] abe6d2a8117a45ef05fb56780cad2023c5915d22370294e2d4527ae26b530448
[INFO] running `"docker" "start" "-a" "abe6d2a8117a45ef05fb56780cad2023c5915d22370294e2d4527ae26b530448"`
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[INFO] [stderr] warning: unused import: `crate::utils`
[INFO] [stderr]  --> src/controller/add_new_user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::utils;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RedisError`
[INFO] [stderr]  --> src/database/get_user_password.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use redis::{Commands, RedisError};
[INFO] [stderr]   |                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ResponseBody`
[INFO] [stderr]  --> src/server/user_router.rs:2:41
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::server::{utils, RequestBody, ResponseBody, Router};
[INFO] [stderr]   |                                         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/server/mod.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut response = Response::new(Body::from("unknown endpoint"));
[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 import: `crate::utils`
[INFO] [stderr]  --> src/controller/add_new_user.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::utils;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RedisError`
[INFO] [stderr]  --> src/database/get_user_password.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | use redis::{Commands, RedisError};
[INFO] [stderr]   |                       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ResponseBody`
[INFO] [stderr]  --> src/server/user_router.rs:2:41
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::server::{utils, RequestBody, ResponseBody, Router};
[INFO] [stderr]   |                                         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/server/user_router.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |                 Err(e) => {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `response`
[INFO] [stderr]   --> src/server/user_router.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let response = Response::new(Body::empty());
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/server/mod.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let mut response = Response::new(Body::from("unknown endpoint"));
[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: function is never used: `struct_to_json`
[INFO] [stderr]  --> src/utils/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn struct_to_json<T: Serialize>(some_struct: T) -> Result<String, String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/server/user_router.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |                 Err(e) => {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `response`
[INFO] [stderr]   --> src/server/user_router.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let response = Response::new(Body::empty());
[INFO] [stderr]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `struct_to_json`
[INFO] [stderr]  --> src/utils/mod.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn struct_to_json<T: Serialize>(some_struct: T) -> Result<String, String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 23s
[INFO] running `"docker" "inspect" "abe6d2a8117a45ef05fb56780cad2023c5915d22370294e2d4527ae26b530448"`
[INFO] running `"docker" "rm" "-f" "abe6d2a8117a45ef05fb56780cad2023c5915d22370294e2d4527ae26b530448"`
[INFO] [stdout] abe6d2a8117a45ef05fb56780cad2023c5915d22370294e2d4527ae26b530448