[INFO] cloning repository https://github.com/shonjs/http-small
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shonjs/http-small" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshonjs%2Fhttp-small"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshonjs%2Fhttp-small'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2cbc11f033135af92522bcae78e6cf9a6e380d90
[INFO] checking shonjs/http-small against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshonjs%2Fhttp-small" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shonjs/http-small on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/shonjs/http-small
[INFO] finished tweaking git repo https://github.com/shonjs/http-small
[INFO] tweaked toml for git repo https://github.com/shonjs/http-small written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/shonjs/http-small already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 9fcd612cc3d2a695a2c0644e009f1c55c4ca64e4874b308f9db7f2e3d8653460
[INFO] running `"docker" "start" "-a" "9fcd612cc3d2a695a2c0644e009f1c55c4ca64e4874b308f9db7f2e3d8653460"`
[INFO] [stderr]     Checking http-small v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `events`
[INFO] [stderr]   --> src/server.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut events = Events::with_capacity(1024);
[INFO] [stderr]    |                 ^^^^^^ help: consider prefixing with an underscore: `_events`
[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/server.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut socket_address: SocketAddr = address.parse().unwrap();
[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/server.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut events = Events::with_capacity(1024);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SERVER_TOKEN` should have a snake case name
[INFO] [stderr]   --> src/server.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let SERVER_TOKEN: Token = Token(0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `server_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `events`
[INFO] [stderr]   --> src/server.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut events = Events::with_capacity(1024);
[INFO] [stderr]    |                 ^^^^^^ help: consider prefixing with an underscore: `_events`
[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/server.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let mut socket_address: SocketAddr = address.parse().unwrap();
[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/server.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let mut events = Events::with_capacity(1024);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `SERVER_TOKEN` should have a snake case name
[INFO] [stderr]   --> src/server.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let SERVER_TOKEN: Token = Token(0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: convert the identifier to snake case: `server_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "9fcd612cc3d2a695a2c0644e009f1c55c4ca64e4874b308f9db7f2e3d8653460"`
[INFO] running `"docker" "rm" "-f" "9fcd612cc3d2a695a2c0644e009f1c55c4ca64e4874b308f9db7f2e3d8653460"`
[INFO] [stdout] 9fcd612cc3d2a695a2c0644e009f1c55c4ca64e4874b308f9db7f2e3d8653460