[INFO] cloning repository https://github.com/rehan-jaffer/rust-http-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rehan-jaffer/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfe14017c1c42c14ce480b1ea3cafe92f13cf3ea
[INFO] checking rehan-jaffer/rust-http-server against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rehan-jaffer/rust-http-server on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rehan-jaffer/rust-http-server
[INFO] finished tweaking git repo https://github.com/rehan-jaffer/rust-http-server
[INFO] tweaked toml for git repo https://github.com/rehan-jaffer/rust-http-server written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rehan-jaffer/rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 876bef9bd97c0256620d9243c4ea0e4dd2ae81f7a8b821eabc24182a90fe795b
[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" "876bef9bd97c0256620d9243c4ea0e4dd2ae81f7a8b821eabc24182a90fe795b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "876bef9bd97c0256620d9243c4ea0e4dd2ae81f7a8b821eabc24182a90fe795b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "876bef9bd97c0256620d9243c4ea0e4dd2ae81f7a8b821eabc24182a90fe795b", kill_on_drop: false }`
[INFO] [stdout] 876bef9bd97c0256620d9243c4ea0e4dd2ae81f7a8b821eabc24182a90fe795b
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aba86d720b557afd0b454960a775f9d92eca40c675daa66b595f74cd9a367f9
[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" "6aba86d720b557afd0b454960a775f9d92eca40c675daa66b595f74cd9a367f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/server/plugins/file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/server/plugins/file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/server/plugins/file.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |           Err(error) => {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/linescodec.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(n) => {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/linescodec.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]  --> src/http/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Forbidden,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalError`
[INFO] [stdout]  --> src/http/response.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InternalError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]  --> src/http/headers.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   key: String,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/http/headers.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   value: String
[INFO] [stdout]   |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/http/headers.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   headers: Vec<HTTPHeader>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/server/plugins/file.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |           Err(error) => {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/linescodec.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(n) => {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/linescodec.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]  --> src/http/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Forbidden,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalError`
[INFO] [stdout]  --> src/http/response.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InternalError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]  --> src/http/headers.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   key: String,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/http/headers.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   value: String
[INFO] [stdout]   |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/http/headers.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   headers: Vec<HTTPHeader>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "6aba86d720b557afd0b454960a775f9d92eca40c675daa66b595f74cd9a367f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aba86d720b557afd0b454960a775f9d92eca40c675daa66b595f74cd9a367f9", kill_on_drop: false }`
[INFO] [stdout] 6aba86d720b557afd0b454960a775f9d92eca40c675daa66b595f74cd9a367f9