[INFO] cloning repository https://github.com/Akila618/Mini-CS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Akila618/Mini-CS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkila618%2FMini-CS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkila618%2FMini-CS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a9f152dde852de0dce93cd41e0e6fd62260b20f
[INFO] checking Akila618/Mini-CS against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkila618%2FMini-CS" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Akila618/Mini-CS
[INFO] finished tweaking git repo https://github.com/Akila618/Mini-CS
[INFO] tweaked toml for git repo https://github.com/Akila618/Mini-CS written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Akila618/Mini-CS on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Akila618/Mini-CS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cb2c59ce6bd9f280a605ca2796728c205b103594240231d38a425ea1ec8d829
[INFO] running `Command { std: "docker" "start" "-a" "4cb2c59ce6bd9f280a605ca2796728c205b103594240231d38a425ea1ec8d829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cb2c59ce6bd9f280a605ca2796728c205b103594240231d38a425ea1ec8d829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb2c59ce6bd9f280a605ca2796728c205b103594240231d38a425ea1ec8d829", kill_on_drop: false }`
[INFO] [stdout] 4cb2c59ce6bd9f280a605ca2796728c205b103594240231d38a425ea1ec8d829
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6d6972dc5f530cddbab19b5c1caac68fa4810b55e91240a73dea0e2ef932032
[INFO] running `Command { std: "docker" "start" "-a" "b6d6972dc5f530cddbab19b5c1caac68fa4810b55e91240a73dea0e2ef932032", kill_on_drop: false }`
[INFO] [stderr]     Checking client-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `JoinHandle`, `Receiver`, and `Sender`
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{sync::{mpsc::{self, Receiver, Sender}, Arc, Mutex}, thread::{self, JoinHandle}, usize};
[INFO] [stdout]   |                               ^^^^^^^^  ^^^^^^                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JoinHandle`, `Receiver`, and `Sender`
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{sync::{mpsc::{self, Receiver, Sender}, Arc, Mutex}, thread::{self, JoinHandle}, usize};
[INFO] [stdout]   |                               ^^^^^^^^  ^^^^^^                               ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Builder`, `Thread`, `char::ToLowercase`, `error`, and `task::Context`
[INFO] [stdout]  --> src/bin/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{char::ToLowercase, error, fs, net::{TcpListener, TcpStream}, task::Context, 
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^^                                     ^^^^^^^^^^^^^
[INFO] [stdout] 2 | thread::{self, Builder, Thread}, time::Duration};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Builder`, `Thread`, `char::ToLowercase`, `error`, and `task::Context`
[INFO] [stdout]  --> src/bin/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{char::ToLowercase, error, fs, net::{TcpListener, TcpStream}, task::Context, 
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^  ^^^^^                                     ^^^^^^^^^^^^^
[INFO] [stdout] 2 | thread::{self, Builder, Thread}, time::Duration};
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "b6d6972dc5f530cddbab19b5c1caac68fa4810b55e91240a73dea0e2ef932032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d6972dc5f530cddbab19b5c1caac68fa4810b55e91240a73dea0e2ef932032", kill_on_drop: false }`
[INFO] [stdout] b6d6972dc5f530cddbab19b5c1caac68fa4810b55e91240a73dea0e2ef932032
