[INFO] cloning repository https://github.com/nginth/rusterver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nginth/rusterver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnginth%2Frusterver"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnginth%2Frusterver'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c2390309c5ab757005bb37eba9e085e79b45bb8b
[INFO] checking nginth/rusterver against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnginth%2Frusterver" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nginth/rusterver on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nginth/rusterver
[INFO] finished tweaking git repo https://github.com/nginth/rusterver
[INFO] tweaked toml for git repo https://github.com/nginth/rusterver written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nginth/rusterver already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 38063d8344b13bd451fd45ec82fdf03c15e88cd277ecd4240b9ac6ca71af3eb5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "38063d8344b13bd451fd45ec82fdf03c15e88cd277ecd4240b9ac6ca71af3eb5"`
[INFO] [stderr]     Checking rusterver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/http/request.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Lines, BufReader, Error};
[INFO] [stderr]   |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::SplitWhitespace`
[INFO] [stderr]  --> src/http/request.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::SplitWhitespace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/http/request.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Lines, BufReader, Error};
[INFO] [stderr]   |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str::SplitWhitespace`
[INFO] [stderr]  --> src/http/request.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str::SplitWhitespace;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_string`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut request_string = String::new();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut reader = BufReader::new(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/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut request_string = String::new();
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request_string`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut request_string = String::new();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_string`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/response.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn get_byte_response<'b>(&'b mut self, mut byte_vector: &'b mut Vec<u8>) -> &[u8] {
[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/http/response.rs:55:45
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn construct_response<'b>(&'b mut self, mut byte_vector: &'b mut Vec<u8>) {
[INFO] [stderr]    |                                             ----^^^^^^^^^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_reason`
[INFO] [stderr]   --> src/http/response.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_reason(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_code`
[INFO] [stderr]   --> src/http/response.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_code(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_version`
[INFO] [stderr]   --> src/http/response.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn get_version(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let mut reader = BufReader::new(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/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut request_string = String::new();
[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/http/response.rs:48:48
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn get_byte_response<'b>(&'b mut self, mut byte_vector: &'b mut Vec<u8>) -> &[u8] {
[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/http/response.rs:55:45
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn construct_response<'b>(&'b mut self, mut byte_vector: &'b mut Vec<u8>) {
[INFO] [stderr]    |                                             ----^^^^^^^^^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_reason`
[INFO] [stderr]   --> src/http/response.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn get_reason(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_code`
[INFO] [stderr]   --> src/http/response.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn get_code(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_version`
[INFO] [stderr]   --> src/http/response.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn get_version(&self) -> &'a str {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "38063d8344b13bd451fd45ec82fdf03c15e88cd277ecd4240b9ac6ca71af3eb5"`
[INFO] running `"docker" "rm" "-f" "38063d8344b13bd451fd45ec82fdf03c15e88cd277ecd4240b9ac6ca71af3eb5"`
[INFO] [stdout] 38063d8344b13bd451fd45ec82fdf03c15e88cd277ecd4240b9ac6ca71af3eb5