[INFO] cloning repository https://github.com/KaloyanYosifov/basic-http-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KaloyanYosifov/basic-http-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaloyanYosifov%2Fbasic-http-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaloyanYosifov%2Fbasic-http-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84dd8cbb7e7e065a2e366978c1c9725c3c9add48
[INFO] testing KaloyanYosifov/basic-http-server-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaloyanYosifov%2Fbasic-http-server-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KaloyanYosifov/basic-http-server-rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KaloyanYosifov/basic-http-server-rust
[INFO] finished tweaking git repo https://github.com/KaloyanYosifov/basic-http-server-rust
[INFO] tweaked toml for git repo https://github.com/KaloyanYosifov/basic-http-server-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/KaloyanYosifov/basic-http-server-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1592b6c5aa376eed42229a7fb8ab523c9470cb19102853a2e1301892840102a9
[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" "1592b6c5aa376eed42229a7fb8ab523c9470cb19102853a2e1301892840102a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1592b6c5aa376eed42229a7fb8ab523c9470cb19102853a2e1301892840102a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1592b6c5aa376eed42229a7fb8ab523c9470cb19102853a2e1301892840102a9", kill_on_drop: false }`
[INFO] [stdout] 1592b6c5aa376eed42229a7fb8ab523c9470cb19102853a2e1301892840102a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d49096a8f71a096635c7e8f8a0e108319ad747178da5fe74d5c8f0e76f14c3e8
[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" "d49096a8f71a096635c7e8f8a0e108319ad747178da5fe74d5c8f0e76f14c3e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.65
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling http v0.1.0 (/opt/rustwide/workdir/http)
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stdout] warning: unused imports: `Response`, `StatusCode`
[INFO] [stdout]  --> http/src/lib.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::response::{Response, StatusCode};
[INFO] [stdout]   |                       ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::resume_unwind`
[INFO] [stdout]  --> http/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::panic::resume_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> http/src/lib.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> http/src/response.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             _ => "Unknown"
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]  --> http/src/request_handler.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn handle_error(&self, request: &RequestError) -> Response {
[INFO] [stdout]   |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> http/src/response.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         write!(
[INFO] [stdout] 49 | |             writer,
[INFO] [stdout] 50 | |             "HTTP/1.1 {status} {status_message}\r\nContent-Length: {content_length}\r\n\r\n{content}",
[INFO] [stdout] 51 | |             status = self.status as i32,
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             content = self.content
[INFO] [stdout] 55 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::route::Route`
[INFO] [stdout]  --> core/src/controller/request_controller.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::route::Route;
[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]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling config v0.11.0
[INFO] [stderr]    Compiling core_macros v0.1.0 (/opt/rustwide/workdir/core_macros)
[INFO] [stdout] warning: unused import: `AttributeArgs`
[INFO] [stdout]  --> core_macros/src/lib.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse_macro_input, AttributeArgs, ItemFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> core_macros/src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn route(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling initial-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Method::GET`
[INFO] [stdout]  --> src/controllers/home_controller.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use http::Method::GET;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/controllers/home_controller.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn handle(&self, request: &Request, request_controller: &RequestController) -> Response {
[INFO] [stdout]    |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut settings = load_settings(&args);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         settings.set("public_path", "./public");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.90s
[INFO] running `Command { std: "docker" "inspect" "d49096a8f71a096635c7e8f8a0e108319ad747178da5fe74d5c8f0e76f14c3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49096a8f71a096635c7e8f8a0e108319ad747178da5fe74d5c8f0e76f14c3e8", kill_on_drop: false }`
[INFO] [stdout] d49096a8f71a096635c7e8f8a0e108319ad747178da5fe74d5c8f0e76f14c3e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a73c5958adea0e65408b886e49af401fdddcb0b2b5f90850e9580dabd624bbde
[INFO] running `Command { std: "docker" "start" "-a" "a73c5958adea0e65408b886e49af401fdddcb0b2b5f90850e9580dabd624bbde", kill_on_drop: false }`
[INFO] [stderr]    Compiling initial-learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Response`, `StatusCode`
[INFO] [stdout]  --> http/src/lib.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::response::{Response, StatusCode};
[INFO] [stdout]   |                       ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::panic::resume_unwind`
[INFO] [stdout]  --> http/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::panic::resume_unwind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> http/src/lib.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> http/src/response.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             _ => "Unknown"
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]  --> http/src/request_handler.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn handle_error(&self, request: &RequestError) -> Response {
[INFO] [stdout]   |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> http/src/response.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         write!(
[INFO] [stdout] 49 | |             writer,
[INFO] [stdout] 50 | |             "HTTP/1.1 {status} {status_message}\r\nContent-Length: {content_length}\r\n\r\n{content}",
[INFO] [stdout] 51 | |             status = self.status as i32,
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             content = self.content
[INFO] [stdout] 55 | |         );
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AttributeArgs`
[INFO] [stdout]  --> core_macros/src/lib.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syn::{parse_macro_input, AttributeArgs, ItemFn};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> core_macros/src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn route(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::route::Route`
[INFO] [stdout]  --> core/src/controller/request_controller.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::route::Route;
[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::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `http::Method::GET`
[INFO] [stdout]  --> src/controllers/home_controller.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use http::Method::GET;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/controllers/home_controller.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn handle(&self, request: &Request, request_controller: &RequestController) -> Response {
[INFO] [stdout]    |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut settings = load_settings(&args);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |         settings.set("public_path", "./public");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a73c5958adea0e65408b886e49af401fdddcb0b2b5f90850e9580dabd624bbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73c5958adea0e65408b886e49af401fdddcb0b2b5f90850e9580dabd624bbde", kill_on_drop: false }`
[INFO] [stdout] a73c5958adea0e65408b886e49af401fdddcb0b2b5f90850e9580dabd624bbde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 42bb546c4676bd672407fa2b0d0ee69afea294a179b3837a6786c21825ae986f
[INFO] running `Command { std: "docker" "start" "-a" "42bb546c4676bd672407fa2b0d0ee69afea294a179b3837a6786c21825ae986f", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`
[INFO] [stderr]  --> http/src/lib.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::response::{Response, StatusCode};
[INFO] [stderr]   |                       ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::panic::resume_unwind`
[INFO] [stderr]  --> http/src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::panic::resume_unwind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> http/src/lib.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Read, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> http/src/response.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             _ => "Unknown"
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]  --> http/src/request_handler.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn handle_error(&self, request: &RequestError) -> Response {
[INFO] [stderr]   |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> http/src/response.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 | /         write!(
[INFO] [stderr] 49 | |             writer,
[INFO] [stderr] 50 | |             "HTTP/1.1 {status} {status_message}\r\nContent-Length: {content_length}\r\n\r\n{content}",
[INFO] [stderr] 51 | |             status = self.status as i32,
[INFO] [stderr] ...  |
[INFO] [stderr] 54 | |             content = self.content
[INFO] [stderr] 55 | |         );
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `http` (lib) generated 6 warnings
[INFO] [stderr] warning: unused import: `crate::route::Route`
[INFO] [stderr]  --> core/src/controller/request_controller.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::route::Route;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `AttributeArgs`
[INFO] [stderr]  --> core_macros/src/lib.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use syn::{parse_macro_input, AttributeArgs, ItemFn};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]  --> core_macros/src/lib.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn route(args: TokenStream, input: TokenStream) -> TokenStream {
[INFO] [stderr]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `core` (lib) generated 1 warning
[INFO] [stderr] warning: `core_macros` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `http::Method::GET`
[INFO] [stderr]  --> src/controllers/home_controller.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::Method::GET;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> src/controllers/home_controller.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn handle(&self, request: &Request, request_controller: &RequestController) -> Response {
[INFO] [stderr]    |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[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/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut settings = load_settings(&args);
[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: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |         settings.set("public_path", "./public");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `initial-learning` (bin "initial-learning" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/initial_learning-d4400ac23bbdae0b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "42bb546c4676bd672407fa2b0d0ee69afea294a179b3837a6786c21825ae986f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bb546c4676bd672407fa2b0d0ee69afea294a179b3837a6786c21825ae986f", kill_on_drop: false }`
[INFO] [stdout] 42bb546c4676bd672407fa2b0d0ee69afea294a179b3837a6786c21825ae986f