[INFO] updating cached repository https://github.com/Hitrel/web_server
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8bc16bf69cd4425d7586713f9b964d753c51d32b
[INFO] testing Hitrel/web_server against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHitrel%2Fweb_server" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hitrel/web_server on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Hitrel/web_server
[INFO] finished tweaking git repo https://github.com/Hitrel/web_server
[INFO] tweaked toml for git repo https://github.com/Hitrel/web_server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Hitrel/web_server already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd9ceb14cc52c94595f3784785571bfb8b70d28e29606fdcd31bad1802ddc1a0
[INFO] running `"docker" "start" "-a" "bd9ceb14cc52c94595f3784785571bfb8b70d28e29606fdcd31bad1802ddc1a0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling io-enum v0.2.2
[INFO] [stderr]    Compiling mysql v17.0.0
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling json v0.12.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling lexical v4.0.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling bigdecimal v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rust_decimal v1.0.3
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling http v0.1.20
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling derive_utils v0.9.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling mysql_common v0.19.2
[INFO] [stderr]    Compiling web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::http_tokenlize::get_method`
[INFO] [stderr]  --> src/utils/book_collection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::http_tokenlize::get_method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_book`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::utils::book_collection::{database_init, find_book, get_booklist, parse_book};
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`, `Version`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::{Request, Response, StatusCode, Version};
[INFO] [stderr]   |                     ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, TcpStream};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let (method, uri, version): (String, String, String) = match get_muv(rows[0].as_str()) {
[INFO] [stderr]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_read`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn file_read(path: &str) -> io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/book_collection.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         write!(f, "{{{}}}", self.get());
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::http_tokenlize::get_method`
[INFO] [stderr]  --> src/utils/book_collection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::http_tokenlize::get_method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_book`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::utils::book_collection::{database_init, find_book, get_booklist, parse_book};
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`, `Version`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::{Request, Response, StatusCode, Version};
[INFO] [stderr]   |                     ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, TcpStream};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mysql as my`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use mysql as my;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokenize`
[INFO] [stderr]   --> src/main.rs:10:62
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::utils::http_tokenlize::{get_method, get_response, tokenize};
[INFO] [stderr]    |                                                              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::http_tokenlize`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use utils::http_tokenlize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PoolCreationError`
[INFO] [stderr]   --> src/main.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 | use utils::thread_pool::{PoolCreationError, ThreadPool};
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let pool = database_init();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pool`
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let pool = database_init();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pool`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let (method, uri, version): (String, String, String) = match get_muv(rows[0].as_str()) {
[INFO] [stderr]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_read`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn file_read(path: &str) -> io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/book_collection.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         write!(f, "{{{}}}", self.get());
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `"docker" "inspect" "bd9ceb14cc52c94595f3784785571bfb8b70d28e29606fdcd31bad1802ddc1a0"`
[INFO] running `"docker" "rm" "-f" "bd9ceb14cc52c94595f3784785571bfb8b70d28e29606fdcd31bad1802ddc1a0"`
[INFO] [stdout] bd9ceb14cc52c94595f3784785571bfb8b70d28e29606fdcd31bad1802ddc1a0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 200a69173eb0f07b8d1b50888ff4ce391c9de44557fe5c365246882d42698841
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "200a69173eb0f07b8d1b50888ff4ce391c9de44557fe5c365246882d42698841"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::http_tokenlize::get_method`
[INFO] [stderr]  --> src/utils/book_collection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::http_tokenlize::get_method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_book`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::utils::book_collection::{database_init, find_book, get_booklist, parse_book};
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`, `Version`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::{Request, Response, StatusCode, Version};
[INFO] [stderr]   |                     ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, TcpStream};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let (method, uri, version): (String, String, String) = match get_muv(rows[0].as_str()) {
[INFO] [stderr]    |                       ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `uid`
[INFO] [stderr]   --> src/utils/book_collection.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     uid: i32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `file_read`
[INFO] [stderr]   --> src/utils/http_tokenlize.rs:73:4
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn file_read(path: &str) -> io::Result<String> {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/utils/book_collection.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         write!(f, "{{{}}}", self.get());
[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 a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::http_tokenlize::get_method`
[INFO] [stderr]  --> src/utils/book_collection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::http_tokenlize::get_method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_book`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::utils::book_collection::{database_init, find_book, get_booklist, parse_book};
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`, `Version`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::{Request, Response, StatusCode, Version};
[INFO] [stderr]   |                     ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, TcpStream};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::book_collection::find_book`
[INFO] [stderr]   --> src/utils/mod.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         use crate::utils::book_collection::find_book;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::http_tokenlize::get_method`
[INFO] [stderr]   --> src/utils/mod.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         use crate::utils::http_tokenlize::get_method;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]   --> src/utils/mod.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         use std::io::prelude::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::book_collection::*`
[INFO] [stderr]   --> src/utils/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         use crate::utils::book_collection::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::http_tokenlize::get_method`
[INFO] [stderr]  --> src/utils/book_collection.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::http_tokenlize::get_method;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `find_book`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:1:52
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::utils::book_collection::{database_init, find_book, get_booklist, parse_book};
[INFO] [stderr]   |                                                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Response`, `StatusCode`, `Version`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use http::{Request, Response, StatusCode, Version};
[INFO] [stderr]   |                     ^^^^^^^^  ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IpAddr`, `Ipv4Addr`
[INFO] [stderr]  --> src/utils/http_tokenlize.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::net::{IpAddr, Ipv4Addr, TcpStream};
[INFO] [stderr]   |                ^^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::book_collection::find_book`
[INFO] [stderr]   --> src/utils/mod.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         use crate::utils::book_collection::find_book;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::http_tokenlize::get_method`
[INFO] [stderr]   --> src/utils/mod.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         use crate::utils::http_tokenlize::get_method;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]   --> src/utils/mod.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         use std::io::prelude::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils::book_collection::*`
[INFO] [stderr]   --> src/utils/mod.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         use crate::utils::book_collection::*;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `mysql as my`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use mysql as my;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokenize`
[INFO] [stderr]   --> src/main.rs:10:62
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::utils::http_tokenlize::{get_method, get_response, tokenize};
[INFO] [stderr]    |                                                              ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `utils::http_tokenlize`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use utils::http_tokenlize;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PoolCreationError`
[INFO] [stderr]   --> src/main.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 | use utils::thread_pool::{PoolCreationError, ThreadPool};
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `std::option::Option<std::string::String>` doesn't implement `std::fmt::Display`
[INFO] [stderr]   --> src/utils/mod.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |         println!("{}", path);
[INFO] [stderr]    |                        ^^^^ `std::option::Option<std::string::String>` cannot be formatted with the default formatter
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Display` is not implemented for `std::option::Option<std::string::String>`
[INFO] [stderr]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stderr]    = note: required by `std::fmt::Display::fmt`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: `std::option::Option<std::string::String>` doesn't implement `std::fmt::Display`
[INFO] [stderr]   --> src/utils/mod.rs:68:24
[INFO] [stderr]    |
[INFO] [stderr] 68 |         println!("{}", path);
[INFO] [stderr]    |                        ^^^^ `std::option::Option<std::string::String>` cannot be formatted with the default formatter
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::fmt::Display` is not implemented for `std::option::Option<std::string::String>`
[INFO] [stderr]    = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stderr]    = note: required by `std::fmt::Display::fmt`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: aborting due to previous error; 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `web_server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `web_server`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "200a69173eb0f07b8d1b50888ff4ce391c9de44557fe5c365246882d42698841"`
[INFO] running `"docker" "rm" "-f" "200a69173eb0f07b8d1b50888ff4ce391c9de44557fe5c365246882d42698841"`
[INFO] [stdout] 200a69173eb0f07b8d1b50888ff4ce391c9de44557fe5c365246882d42698841