[INFO] cloning repository https://github.com/noamkatzir/express.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noamkatzir/express.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 313044e2ea5a810393fa7b926895151f5d5a4eda
[INFO] checking noamkatzir/express.rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoamkatzir%2Fexpress.rs" "/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/noamkatzir/express.rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/noamkatzir/express.rs
[INFO] finished tweaking git repo https://github.com/noamkatzir/express.rs
[INFO] tweaked toml for git repo https://github.com/noamkatzir/express.rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/noamkatzir/express.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 636d90ee69179034120d67c43ed884fd71278c1ac157b8fee2bb1afa989b4638
[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" "636d90ee69179034120d67c43ed884fd71278c1ac157b8fee2bb1afa989b4638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "636d90ee69179034120d67c43ed884fd71278c1ac157b8fee2bb1afa989b4638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636d90ee69179034120d67c43ed884fd71278c1ac157b8fee2bb1afa989b4638", kill_on_drop: false }`
[INFO] [stdout] 636d90ee69179034120d67c43ed884fd71278c1ac157b8fee2bb1afa989b4638
[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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65cf46d5205746fed575ed973c2beea2d9e99fe0c9e96917f5cf6282c62a08d1
[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" "65cf46d5205746fed575ed973c2beea2d9e99fe0c9e96917f5cf6282c62a08d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking express v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/route.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl RouteAction for Box<RouteAction> {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: use `dyn`: `dyn RouteAction`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/route.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |     cb: Option<Box<RouteAction>>
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn RouteAction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/router/router.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/router/router.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `threadpool::ThreadPool`
[INFO] [stdout]  --> src/router/router.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use threadpool::ThreadPool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/acceptor.rs:136:57
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/route.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl RouteAction for Box<RouteAction> {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: use `dyn`: `dyn RouteAction`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/router/route.rs:29:20
[INFO] [stdout]    |
[INFO] [stdout] 29 |     cb: Option<Box<RouteAction>>
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn RouteAction`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/router/router.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TcpListener`
[INFO] [stdout]  --> src/router/router.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::{TcpListener, TcpStream};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `threadpool::ThreadPool`
[INFO] [stdout]  --> src/router/router.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use threadpool::ThreadPool;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/acceptor.rs:136:57
[INFO] [stdout]     |
[INFO] [stdout] 136 | fn parse_http_request(stream: &mut TcpStream) -> Result<(RequestBuilder),u8> {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bind_on`
[INFO] [stdout]   --> src/router/router.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let bind_on = format!("{}:{}", host, port);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_on`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bind_on`
[INFO] [stdout]   --> src/router/router.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let bind_on = format!("{}:{}", host, port);
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bind_on`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_http_request`
[INFO] [stdout]   --> src/router/router.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_http_request(mut stream: TcpStream) -> Result<(RequestBuilder, TcpStream),u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_request_callback`
[INFO] [stdout]    --> src/router/router.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn run_request_callback(request: RequestBuilder, inner: Arc<InnerRouter>) -> RouterResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `inner`
[INFO] [stdout]   --> src/acceptor.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     inner: Arc<InnerRouter>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_http_request`
[INFO] [stdout]   --> src/router/router.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn parse_http_request(mut stream: TcpStream) -> Result<(RequestBuilder, TcpStream),u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_request_callback`
[INFO] [stdout]    --> src/router/router.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn run_request_callback(request: RequestBuilder, inner: Arc<InnerRouter>) -> RouterResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `inner`
[INFO] [stdout]   --> src/acceptor.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     inner: Arc<InnerRouter>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[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] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/bin/express.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/bin/express.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.66s
[INFO] running `Command { std: "docker" "inspect" "65cf46d5205746fed575ed973c2beea2d9e99fe0c9e96917f5cf6282c62a08d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cf46d5205746fed575ed973c2beea2d9e99fe0c9e96917f5cf6282c62a08d1", kill_on_drop: false }`
[INFO] [stdout] 65cf46d5205746fed575ed973c2beea2d9e99fe0c9e96917f5cf6282c62a08d1