[INFO] cloning repository https://github.com/hannutho/rust-miniserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hannutho/rust-miniserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhannutho%2Frust-miniserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhannutho%2Frust-miniserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acdcd89a00b9aa545a1b54f48112a00e8d434a0c
[INFO] checking hannutho/rust-miniserver against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhannutho%2Frust-miniserver" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hannutho/rust-miniserver on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hannutho/rust-miniserver
[INFO] finished tweaking git repo https://github.com/hannutho/rust-miniserver
[INFO] tweaked toml for git repo https://github.com/hannutho/rust-miniserver written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/hannutho/rust-miniserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12496abdd2d89d9320561ea30b226e6f56fb371c19ddb4a8560cbece566c9aa5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12496abdd2d89d9320561ea30b226e6f56fb371c19ddb4a8560cbece566c9aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12496abdd2d89d9320561ea30b226e6f56fb371c19ddb4a8560cbece566c9aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12496abdd2d89d9320561ea30b226e6f56fb371c19ddb4a8560cbece566c9aa5", kill_on_drop: false }`
[INFO] [stdout] 12496abdd2d89d9320561ea30b226e6f56fb371c19ddb4a8560cbece566c9aa5
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62a0c01c4358b70955111fd4947e94a1987b9bf71b45d738a284a988bd4d629
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b62a0c01c4358b70955111fd4947e94a1987b9bf71b45d738a284a988bd4d629", kill_on_drop: false }`
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]     Checking webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     workers: Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     workers: Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/bin/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/bin/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socketType`
[INFO] [stdout]   --> src/bin/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let socketType = "Stream";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socketType`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socketDomain`
[INFO] [stdout]   --> src/bin/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let socketDomain = "Ipv4";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socketDomain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socketType`
[INFO] [stdout]   --> src/bin/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let socketType = "Stream";
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socketType`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `socketDomain`
[INFO] [stdout]   --> src/bin/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let socketDomain = "Ipv4";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_socketDomain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/main.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut split_request = request_string.split("\r\n");
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mut split_statusline = status_line.split(" ");
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poolSize` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let poolSize = 4;
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `pool_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketAddress` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let socketAddress = "127.0.0.1";
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `socket_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketPort` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let socketPort = "7878";
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `socket_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketType` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let socketType = "Stream";
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `socket_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketDomain` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let socketDomain = "Ipv4";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `socket_domain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/main.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut split_request = request_string.split("\r\n");
[INFO] [stdout]    |         ----^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mut split_statusline = status_line.split(" ");
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poolSize` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let poolSize = 4;
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `pool_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketAddress` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let socketAddress = "127.0.0.1";
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `socket_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketPort` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let socketPort = "7878";
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `socket_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketType` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let socketType = "Stream";
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `socket_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `socketDomain` should have a snake case name
[INFO] [stdout]   --> src/bin/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let socketDomain = "Ipv4";
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `socket_domain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.67s
[INFO] running `Command { std: "docker" "inspect" "b62a0c01c4358b70955111fd4947e94a1987b9bf71b45d738a284a988bd4d629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62a0c01c4358b70955111fd4947e94a1987b9bf71b45d738a284a988bd4d629", kill_on_drop: false }`
[INFO] [stdout] b62a0c01c4358b70955111fd4947e94a1987b9bf71b45d738a284a988bd4d629