[INFO] cloning repository https://github.com/hyperinactive/blitz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hyperinactive/blitz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyperinactive%2Fblitz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyperinactive%2Fblitz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f279b27e106e89bc1f12ffe7f8b390af3b961bf
[INFO] testing hyperinactive/blitz against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyperinactive%2Fblitz" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hyperinactive/blitz
[INFO] finished tweaking git repo https://github.com/hyperinactive/blitz
[INFO] tweaked toml for git repo https://github.com/hyperinactive/blitz written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hyperinactive/blitz on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hyperinactive/blitz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded dotenv v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1c889d2de45011362c44536fbbaf84e1a29aaa3ad09fee5f595e6e7baa2fb47
[INFO] running `Command { std: "docker" "start" "-a" "f1c889d2de45011362c44536fbbaf84e1a29aaa3ad09fee5f595e6e7baa2fb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1c889d2de45011362c44536fbbaf84e1a29aaa3ad09fee5f595e6e7baa2fb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c889d2de45011362c44536fbbaf84e1a29aaa3ad09fee5f595e6e7baa2fb47", kill_on_drop: false }`
[INFO] [stdout] f1c889d2de45011362c44536fbbaf84e1a29aaa3ad09fee5f595e6e7baa2fb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ca737489db270dc130c5cc698cd7c9521d4b02eac419ee81820da5e60af317
[INFO] running `Command { std: "docker" "start" "-a" "58ca737489db270dc130c5cc698cd7c9521d4b02eac419ee81820da5e60af317", kill_on_drop: false }`
[INFO] [stderr]    Compiling blitzcrank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `backend::server::Server`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use backend::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `BufReader`
[INFO] [stdout]  --> src/backend/server.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cli/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/cli/client.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{env, error};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, `Cell`, `RefCell`, and `rc::Rc`
[INFO] [stdout]  --> src/cli/lexer.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     cell::{Cell, RefCell},
[INFO] [stdout]   |            ^^^^  ^^^^^^^
[INFO] [stdout] 4 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::database::Database`
[INFO] [stdout]  --> src/cli/processor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::database::Database;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `BorrowMut`, `Borrow`, `Cell`, and `Mutex`
[INFO] [stdout]  --> src/op_creator.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     cell::{Cell, RefCell},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 4 |     rc::Rc,
[INFO] [stdout] 5 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> src/op_creator.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]   --> src/cli/client.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn send_one_command(command: &str) -> Result<String, Box<dyn error::Error + Send + Sync>> {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/cli/client.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cli/client.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[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 variable: `i_len`
[INFO] [stdout]    --> src/cli/lexer.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let i_len = input.len();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_i_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/cli/lexer.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut i: usize = 0;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_input`
[INFO] [stdout]    --> src/cli/lexer.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut temp_input = String::from("");
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_iter`
[INFO] [stdout]    --> src/cli/lexer.rs:196:17
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/cli/lexer.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut index: usize = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_length`
[INFO] [stdout]    --> src/cli/lexer.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let input_length: usize = input.bytes().len();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut token_output: Vec<Token> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut i: usize = 0;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut temp_input = String::from("");
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut index: usize = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn execute_create(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn execute_read(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:70:23
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn execute_update(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn execute_delete(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `current_struct` is assigned to, but never used
[INFO] [stdout]   --> src/op_creator.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut current_struct: Rc<Token>;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_current_struct` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `current_action` is assigned to, but never used
[INFO] [stdout]   --> src/op_creator.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut current_action: Rc<Token>;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_current_action` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_action` is never read
[INFO] [stdout]    --> src/op_creator.rs:102:29
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   current_action = Rc::new(tokens[i].clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_struct` is never read
[INFO] [stdout]    --> src/op_creator.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   current_struct = Rc::new(tokens[i].clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/cli/client.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         Client::send_one_command("hi");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = Client::send_one_command("hi");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "58ca737489db270dc130c5cc698cd7c9521d4b02eac419ee81820da5e60af317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ca737489db270dc130c5cc698cd7c9521d4b02eac419ee81820da5e60af317", kill_on_drop: false }`
[INFO] [stdout] 58ca737489db270dc130c5cc698cd7c9521d4b02eac419ee81820da5e60af317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c66b39c84a4a7111e5c7c76743fc5fcf31afb459ec6cef2ffa955ed2fd99cc8f
[INFO] running `Command { std: "docker" "start" "-a" "c66b39c84a4a7111e5c7c76743fc5fcf31afb459ec6cef2ffa955ed2fd99cc8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling blitzcrank v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `backend::server::Server`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use backend::server::Server;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufRead` and `BufReader`
[INFO] [stdout]  --> src/backend/server.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{BufRead, BufReader};
[INFO] [stdout]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/cli/client.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env`
[INFO] [stdout]  --> src/cli/client.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{env, error};
[INFO] [stdout]   |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow`, `Cell`, `RefCell`, and `rc::Rc`
[INFO] [stdout]  --> src/cli/lexer.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     cell::{Cell, RefCell},
[INFO] [stdout]   |            ^^^^  ^^^^^^^
[INFO] [stdout] 4 |     rc::Rc,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::database::Database`
[INFO] [stdout]  --> src/cli/processor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::database::Database;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Arc`, `BorrowMut`, `Borrow`, `Cell`, and `Mutex`
[INFO] [stdout]  --> src/op_creator.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stdout]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stdout] 3 |     cell::{Cell, RefCell},
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 4 |     rc::Rc,
[INFO] [stdout] 5 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stdout]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident`
[INFO] [stdout]   --> src/op_creator.rs:53:32
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `command`
[INFO] [stdout]   --> src/cli/client.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn send_one_command(command: &str) -> Result<String, Box<dyn error::Error + Send + Sync>> {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream`
[INFO] [stdout]   --> src/cli/client.rs:39:17
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cli/client.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[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 variable: `i_len`
[INFO] [stdout]    --> src/cli/lexer.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |         let i_len = input.len();
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_i_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/cli/lexer.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut i: usize = 0;
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_input`
[INFO] [stdout]    --> src/cli/lexer.rs:195:17
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut temp_input = String::from("");
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_iter`
[INFO] [stdout]    --> src/cli/lexer.rs:196:17
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/cli/lexer.rs:202:17
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut index: usize = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input_length`
[INFO] [stdout]    --> src/cli/lexer.rs:203:13
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let input_length: usize = input.bytes().len();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let mut token_output: Vec<Token> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:193:13
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let mut i: usize = 0;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut temp_input = String::from("");
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:196:13
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli/lexer.rs:202:13
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let mut index: usize = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn execute_create(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:64:21
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn execute_read(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:70:23
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn execute_update(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/op_creator.rs:76:23
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn execute_delete(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `current_struct` is assigned to, but never used
[INFO] [stdout]   --> src/op_creator.rs:90:17
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let mut current_struct: Rc<Token>;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_current_struct` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `current_action` is assigned to, but never used
[INFO] [stdout]   --> src/op_creator.rs:91:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let mut current_action: Rc<Token>;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_current_action` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_action` is never read
[INFO] [stdout]    --> src/op_creator.rs:102:29
[INFO] [stdout]     |
[INFO] [stdout] 102 | ...                   current_action = Rc::new(tokens[i].clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_struct` is never read
[INFO] [stdout]    --> src/op_creator.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   current_struct = Rc::new(tokens[i].clone());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/cli/client.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         Client::send_one_command("hi");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let _ = Client::send_one_command("hi");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c66b39c84a4a7111e5c7c76743fc5fcf31afb459ec6cef2ffa955ed2fd99cc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66b39c84a4a7111e5c7c76743fc5fcf31afb459ec6cef2ffa955ed2fd99cc8f", kill_on_drop: false }`
[INFO] [stdout] c66b39c84a4a7111e5c7c76743fc5fcf31afb459ec6cef2ffa955ed2fd99cc8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06ce8511b9bacc2321bc42ce8f2a91ea3b32e9b8dfa2edeb659bbe9b51c1ba01
[INFO] running `Command { std: "docker" "start" "-a" "06ce8511b9bacc2321bc42ce8f2a91ea3b32e9b8dfa2edeb659bbe9b51c1ba01", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `backend::server::Server`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use backend::server::Server;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufRead` and `BufReader`
[INFO] [stderr]  --> src/backend/server.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{BufRead, BufReader};
[INFO] [stderr]   |               ^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/cli/client.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `env`
[INFO] [stderr]  --> src/cli/client.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::{env, error};
[INFO] [stderr]   |           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow`, `Cell`, `RefCell`, and `rc::Rc`
[INFO] [stderr]  --> src/cli/lexer.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stderr]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stderr] 3 |     cell::{Cell, RefCell},
[INFO] [stderr]   |            ^^^^  ^^^^^^^
[INFO] [stderr] 4 |     rc::Rc,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::core::database::Database`
[INFO] [stderr]  --> src/cli/processor.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::core::database::Database;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Arc`, `BorrowMut`, `Borrow`, `Cell`, and `Mutex`
[INFO] [stderr]  --> src/op_creator.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 |     borrow::{Borrow, BorrowMut},
[INFO] [stderr]   |              ^^^^^^  ^^^^^^^^^
[INFO] [stderr] 3 |     cell::{Cell, RefCell},
[INFO] [stderr]   |            ^^^^
[INFO] [stderr] 4 |     rc::Rc,
[INFO] [stderr] 5 |     sync::{Arc, Mutex},
[INFO] [stderr]   |            ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/op_creator.rs:53:18
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ident`
[INFO] [stderr]   --> src/op_creator.rs:53:32
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_ident(s: Structure, ident: String) -> impl DbStruct {
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_ident`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `command`
[INFO] [stderr]   --> src/cli/client.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn send_one_command(command: &str) -> Result<String, Box<dyn error::Error + Send + Sync>> {
[INFO] [stderr]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stream`
[INFO] [stderr]   --> src/cli/client.rs:39:17
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[INFO] [stderr]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/cli/client.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let mut stream = TcpStream::connect("127.0.0.1:8080");
[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 variable: `i_len`
[INFO] [stderr]    --> src/cli/lexer.rs:192:13
[INFO] [stderr]     |
[INFO] [stderr] 192 |         let i_len = input.len();
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_i_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/cli/lexer.rs:193:17
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut i: usize = 0;
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_input`
[INFO] [stderr]    --> src/cli/lexer.rs:195:17
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut temp_input = String::from("");
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_input`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input_iter`
[INFO] [stderr]    --> src/cli/lexer.rs:196:17
[INFO] [stderr]     |
[INFO] [stderr] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_iter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/cli/lexer.rs:202:17
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let mut index: usize = 0;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input_length`
[INFO] [stderr]    --> src/cli/lexer.rs:203:13
[INFO] [stderr]     |
[INFO] [stderr] 203 |         let input_length: usize = input.bytes().len();
[INFO] [stderr]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_input_length`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cli/lexer.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |         let mut token_output: Vec<Token> = Vec::new();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cli/lexer.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         let mut i: usize = 0;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cli/lexer.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut temp_input = String::from("");
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cli/lexer.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |         let mut input_iter = input.chars().enumerate();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/cli/lexer.rs:202:13
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let mut index: usize = 0;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/op_creator.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn execute_create(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/op_creator.rs:64:21
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn execute_read(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/op_creator.rs:70:23
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn execute_update(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/op_creator.rs:76:23
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn execute_delete(s: Rc<RefCell<impl DbStruct>>) {
[INFO] [stderr]    |                       ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `current_struct` is assigned to, but never used
[INFO] [stderr]   --> src/op_creator.rs:90:17
[INFO] [stderr]    |
[INFO] [stderr] 90 |         let mut current_struct: Rc<Token>;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_current_struct` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `current_action` is assigned to, but never used
[INFO] [stderr]   --> src/op_creator.rs:91:17
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let mut current_action: Rc<Token>;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_current_action` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_action` is never read
[INFO] [stderr]    --> src/op_creator.rs:102:29
[INFO] [stderr]     |
[INFO] [stderr] 102 | ...                   current_action = Rc::new(tokens[i].clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_struct` is never read
[INFO] [stderr]    --> src/op_creator.rs:106:29
[INFO] [stderr]     |
[INFO] [stderr] 106 | ...                   current_struct = Rc::new(tokens[i].clone());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/cli/client.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         Client::send_one_command("hi");
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let _ = Client::send_one_command("hi");
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `blitzcrank` (bin "blitzcrank" test) generated 32 warnings (run `cargo fix --bin "blitzcrank" --tests` to apply 13 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/blitzcrank-cd4aeab58ebd064d)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test cli::lexer::tests::parse ... ok
[INFO] [stdout] test core::file_system::tests::write_to_file ... ignored, it works, but predicting endlessly appending output is a chore and I don't want to write a proper test
[INFO] [stdout] test cli::lexer::tests::parse_complex ... ok
[INFO] [stdout] test cli::lexer::tests::panic_at_braces - should panic ... ok
[INFO] [stdout] test cli::lexer::tests::panic_at_init - should panic ... ok
[INFO] [stdout] test core::file_system::tests::overwrite_file ... FAILED
[INFO] [stdout] test core::file_system::tests::read_file_content ... FAILED
[INFO] [stdout] test core::file_system::tests::file_not_found - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- core::file_system::tests::overwrite_file stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'core::file_system::tests::overwrite_file' panicked at src/core/file_system.rs:50:21:
[INFO] [stdout] File not found.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58a0877261c2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58a0877261c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58a0877261c2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58a0877261c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58a08774b503 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58a08774b503 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x58a087723143 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58a087723143 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58a087726012 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58a087727739 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58a08772756e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x58a0876e9754 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58a0876e9754 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58a08772810e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58a08772810e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58a087727ea6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x58a0877266b9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x58a087727b6d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58a087749f80 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58a0876aad84 - blitzcrank::core::file_system::FileSystem::open_file::h1e402891499911fe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:50:21
[INFO] [stdout]   20:     0x58a0876aaf7c - blitzcrank::core::file_system::FileSystem::overwrite_file::h30290476e42c527e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:73:24
[INFO] [stdout]   21:     0x58a0876ac958 - blitzcrank::core::file_system::tests::overwrite_file::h7e826c02d12f92c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:105:9
[INFO] [stdout]   22:     0x58a0876ac907 - blitzcrank::core::file_system::tests::overwrite_file::{{closure}}::h979a15b963179110
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:104:24
[INFO] [stdout]   23:     0x58a0876ad966 - core::ops::function::FnOnce::call_once::h56b972e9f3a68231
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x58a0876eefbb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x58a0876eefbb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x58a0876ee0f5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x58a0876ee0f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x58a0876ee0f5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x58a0876ee0f5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x58a0876ee0f5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58a0876ee0f5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x58a0876ee0f5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x58a0876b1cf4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x58a0876b1cf4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x58a0876b56ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x58a0876b56ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x58a0876b56ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x58a0876b56ca - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x58a0876b56ca - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58a0876b56ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x58a0876b56ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x58a08772b08f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x58a08772b08f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7c54e1aefaa4 - <unknown>
[INFO] [stdout]   45:     0x7c54e1b7ca34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- core::file_system::tests::read_file_content stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'core::file_system::tests::read_file_content' panicked at src/core/file_system.rs:50:21:
[INFO] [stdout] File not found.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58a0877261c2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58a0877261c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58a0877261c2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58a0877261c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58a08774b503 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58a08774b503 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x58a087723143 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58a087723143 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58a087726012 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58a087727739 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58a08772756e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stderr] error: test failed, to rerun pass `--bin blitzcrank`
[INFO] [stdout]   11:     0x58a0876e9754 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58a0876e9754 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58a08772810e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58a08772810e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58a087727ea6 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x58a0877266b9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x58a087727b6d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58a087749f80 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58a0876aad84 - blitzcrank::core::file_system::FileSystem::open_file::h1e402891499911fe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:50:21
[INFO] [stdout]   20:     0x58a0876aae69 - blitzcrank::core::file_system::FileSystem::read_file::h17ff2d1f39a68b23
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:60:24
[INFO] [stdout]   21:     0x58a0876ac79d - blitzcrank::core::file_system::tests::read_file_content::h170c73db6af39838
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:93:23
[INFO] [stdout]   22:     0x58a0876ac767 - blitzcrank::core::file_system::tests::read_file_content::{{closure}}::hb18a25d3d0ad77d9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/core/file_system.rs:92:27
[INFO] [stdout]   23:     0x58a0876adbc6 - core::ops::function::FnOnce::call_once::hbf69074f0dd80543
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x58a0876eefbb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x58a0876eefbb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x58a0876ee0f5 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x58a0876ee0f5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x58a0876ee0f5 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x58a0876ee0f5 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x58a0876ee0f5 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58a0876ee0f5 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x58a0876ee0f5 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x58a0876b1cf4 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x58a0876b1cf4 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x58a0876b56ca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x58a0876b56ca - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x58a0876b56ca - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x58a0876b56ca - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x58a0876b56ca - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58a0876b56ca - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x58a0876b56ca - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x58a08772b08f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x58a08772b08f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x7c54e1aefaa4 - <unknown>
[INFO] [stdout]   45:     0x7c54e1b7ca34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     core::file_system::tests::overwrite_file
[INFO] [stdout]     core::file_system::tests::read_file_content
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06ce8511b9bacc2321bc42ce8f2a91ea3b32e9b8dfa2edeb659bbe9b51c1ba01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ce8511b9bacc2321bc42ce8f2a91ea3b32e9b8dfa2edeb659bbe9b51c1ba01", kill_on_drop: false }`
[INFO] [stdout] 06ce8511b9bacc2321bc42ce8f2a91ea3b32e9b8dfa2edeb659bbe9b51c1ba01
