[INFO] cloning repository https://github.com/JusungLee0601/noria-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JusungLee0601/noria-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJusungLee0601%2Fnoria-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJusungLee0601%2Fnoria-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74ed82ed63ed033dac598636e94736b9fac47fd9
[INFO] testing JusungLee0601/noria-server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJusungLee0601%2Fnoria-server" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JusungLee0601/noria-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JusungLee0601/noria-server
[INFO] finished tweaking git repo https://github.com/JusungLee0601/noria-server
[INFO] tweaked toml for git repo https://github.com/JusungLee0601/noria-server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/JusungLee0601/noria-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05048798ba525a1f5ab97e9d820d6c84cb904dd55283ddb1522170f109e02bec
[INFO] running `Command { std: "docker" "start" "-a" "05048798ba525a1f5ab97e9d820d6c84cb904dd55283ddb1522170f109e02bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05048798ba525a1f5ab97e9d820d6c84cb904dd55283ddb1522170f109e02bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05048798ba525a1f5ab97e9d820d6c84cb904dd55283ddb1522170f109e02bec", kill_on_drop: false }`
[INFO] [stdout] 05048798ba525a1f5ab97e9d820d6c84cb904dd55283ddb1522170f109e02bec
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1244689eea5b97f8ee6e3ea339b28d4db4a6cdc256d392de5c01f0ca8dd01706
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1244689eea5b97f8ee6e3ea339b28d4db4a6cdc256d392de5c01f0ca8dd01706", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.67
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling tungstenite v0.11.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling js-sys v0.3.44
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling noria-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::viewsandgraphs::view::View`
[INFO] [stdout]  --> src/operators/leaf.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::viewsandgraphs::view::View;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::stream::Stream`
[INFO] [stdout]   --> src/operators/leaf.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tungstenite::stream::Stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/operators/leaf.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]   --> src/operators/leaf.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::cell::{RefCell};
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/operators/leaf.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if (!remove_vec.is_empty()) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -         if (!remove_vec.is_empty()) {
[INFO] [stdout] 78 +         if !remove_vec.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/operators/operation.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stdout]   --> src/operators/operation.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/operators/operation.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stdout]   --> src/operators/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/operators/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]  --> src/units/serverchange.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::changetype::ChangeType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cell::{RefCell};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::units::row::Row`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::units::row::Row;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::changetype::ChangeType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::permissiontype::PermissionType`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::types::permissiontype::PermissionType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::graph::NodeIndex`
[INFO] [stdout]  --> src/viewsandgraphs/serverinfo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use petgraph::graph::NodeIndex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `A`, `I`, `L`, `P`, `R`, `S`
[INFO] [stdout]   --> src/main.rs:22:48
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::types::operatortype::OperatorType::{A, I, L, P, R, S};
[INFO] [stdout]    |                                                ^  ^  ^  ^  ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::types::changetype::ChangeType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::units::change::Change`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use crate::units::change::Change;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:235:28
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         if (*c >= 6) {
[INFO] [stdout]     |                            ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -                         if (*c >= 6) {
[INFO] [stdout] 235 +                         if *c >= 6 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 | ...                   Err(err) => {
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/operators/leaf.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Ok(message) => (),
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/operators/leaf.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 Err(error) => {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/operators/leaf.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |         for (key, val) in &self.table {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let index = self.data.add_node(RwLock::new(Aggregator(op)));
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let index = self.data.add_node(RwLock::new(InnerJoinor(op)));
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/viewsandgraphs/dfg.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 let index = self.data.add_node(RwLock::new(Projector(op)));
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/viewsandgraphs/dfg.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 let index = self.data.add_node(RwLock::new(Selector(op)));
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut data = Graph::new();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut root_id_map = HashMap::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/viewsandgraphs/dfg.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut leaf_id_vec = 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/viewsandgraphs/dfg.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut path_leaf_map = HashMap::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/viewsandgraphs/dfg.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut leaf_op = self.data.node_weight(NodeIndex::new(leaf_index)).unwrap().write().unwrap();
[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/viewsandgraphs/serverinfo.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let mut path_subgraph_map = HashMap::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/viewsandgraphs/serverinfo.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut path_permission_map = HashMap::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/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut latency_test_subgraph = r##"{
[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/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let mut dummy_test_subgraph =  r##"{
[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/main.rs:212:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                     let mut g = graph_ref.lock().unwrap();
[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/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |                         let mut c = counter_ref.lock().unwrap();
[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/main.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 | ...                   let mut g = graph_ref.lock().unwrap();
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dummymain`
[INFO] [stdout]    --> src/main.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn dummymain() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_hash_v`
[INFO] [stdout]   --> src/operators/leaf.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn return_hash_v() -> HashMap<DataType, Row> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_vec_v`
[INFO] [stdout]   --> src/operators/leaf.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn return_vec_v() -> Vec<WebSocket<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   websocket.close(None);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/operators/leaf.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 ws.close(None);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 | /             match &*op_ref {
[INFO] [stdout] 51 | |                 Operation::Leafor(leaf) => write!(f, "{:#?}", leaf.table),
[INFO] [stdout] 52 | |                 _ => Ok(())
[INFO] [stdout] 53 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         write!(f, "{}", self.name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             write!(f, "{}", strings);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             write!(f, "{:#?} \n", row);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `newJSON` should have a snake case name
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn newJSON(name: String, key_index: usize, column_names: Vec<String>, 
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `new_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 54 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "1244689eea5b97f8ee6e3ea339b28d4db4a6cdc256d392de5c01f0ca8dd01706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1244689eea5b97f8ee6e3ea339b28d4db4a6cdc256d392de5c01f0ca8dd01706", kill_on_drop: false }`
[INFO] [stdout] 1244689eea5b97f8ee6e3ea339b28d4db4a6cdc256d392de5c01f0ca8dd01706
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba59c4788e9dda800e1ed0622d27abd6a9d6ff4563adbc92c0090c2e84bf4406
[INFO] running `Command { std: "docker" "start" "-a" "ba59c4788e9dda800e1ed0622d27abd6a9d6ff4563adbc92c0090c2e84bf4406", kill_on_drop: false }`
[INFO] [stderr]    Compiling noria-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate log;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::viewsandgraphs::view::View`
[INFO] [stdout]  --> src/operators/leaf.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::viewsandgraphs::view::View;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::stream::Stream`
[INFO] [stdout]   --> src/operators/leaf.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use tungstenite::stream::Stream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/operators/leaf.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]   --> src/operators/leaf.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::cell::{RefCell};
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/operators/leaf.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |         if (!remove_vec.is_empty()) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 78 -         if (!remove_vec.is_empty()) {
[INFO] [stdout] 78 +         if !remove_vec.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]   --> src/operators/operation.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::Read;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stdout]   --> src/operators/operation.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/operators/operation.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stdout]   --> src/operators/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]   --> src/operators/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::net::TcpStream;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]  --> src/units/serverchange.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::types::changetype::ChangeType;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wasm_bindgen::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCell`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cell::{RefCell};
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/viewsandgraphs/dfg.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::units::row::Row`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::units::row::Row;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::types::changetype::ChangeType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::permissiontype::PermissionType`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::types::permissiontype::PermissionType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::graph::NodeIndex`
[INFO] [stdout]  --> src/viewsandgraphs/serverinfo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use petgraph::graph::NodeIndex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `A`, `I`, `L`, `P`, `R`, `S`
[INFO] [stdout]   --> src/main.rs:22:48
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::types::operatortype::OperatorType::{A, I, L, P, R, S};
[INFO] [stdout]    |                                                ^  ^  ^  ^  ^  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::types::changetype::ChangeType;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::units::change::Change`
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use crate::units::change::Change;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:235:28
[INFO] [stdout]     |
[INFO] [stdout] 235 |                         if (*c >= 6) {
[INFO] [stdout]     |                            ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -                         if (*c >= 6) {
[INFO] [stdout] 235 +                         if *c >= 6 {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:249:33
[INFO] [stdout]     |
[INFO] [stdout] 249 | ...                   Err(err) => {
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/operators/leaf.rs:71:20
[INFO] [stdout]    |
[INFO] [stdout] 71 |                 Ok(message) => (),
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/operators/leaf.rs:72:21
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 Err(error) => {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/operators/leaf.rs:104:14
[INFO] [stdout]     |
[INFO] [stdout] 104 |         for (key, val) in &self.table {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 let index = self.data.add_node(RwLock::new(Aggregator(op)));
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let index = self.data.add_node(RwLock::new(InnerJoinor(op)));
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/viewsandgraphs/dfg.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 let index = self.data.add_node(RwLock::new(Projector(op)));
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> src/viewsandgraphs/dfg.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |                 let index = self.data.add_node(RwLock::new(Selector(op)));
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut data = Graph::new();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut root_id_map = HashMap::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/viewsandgraphs/dfg.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut leaf_id_vec = 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/viewsandgraphs/dfg.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut path_leaf_map = HashMap::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/viewsandgraphs/dfg.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut leaf_op = self.data.node_weight(NodeIndex::new(leaf_index)).unwrap().write().unwrap();
[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/viewsandgraphs/serverinfo.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let mut path_subgraph_map = HashMap::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/viewsandgraphs/serverinfo.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut path_permission_map = HashMap::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/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut latency_test_subgraph = r##"{
[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/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let mut dummy_test_subgraph =  r##"{
[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/main.rs:212:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                     let mut g = graph_ref.lock().unwrap();
[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/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |                         let mut c = counter_ref.lock().unwrap();
[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/main.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 | ...                   let mut g = graph_ref.lock().unwrap();
[INFO] [stdout]     |                           ----^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dummymain`
[INFO] [stdout]    --> src/main.rs:270:4
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn dummymain() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_hash_v`
[INFO] [stdout]   --> src/operators/leaf.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn return_hash_v() -> HashMap<DataType, Row> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `return_vec_v`
[INFO] [stdout]   --> src/operators/leaf.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn return_vec_v() -> Vec<WebSocket<TcpStream>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   websocket.close(None);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/operators/leaf.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 ws.close(None);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/dfg.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 | /             match &*op_ref {
[INFO] [stdout] 51 | |                 Operation::Leafor(leaf) => write!(f, "{:#?}", leaf.table),
[INFO] [stdout] 52 | |                 _ => Ok(())
[INFO] [stdout] 53 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         write!(f, "{}", self.name);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             write!(f, "{}", strings);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             write!(f, "{:#?} \n", row);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `newJSON` should have a snake case name
[INFO] [stdout]   --> src/viewsandgraphs/view.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn newJSON(name: String, key_index: usize, column_names: Vec<String>, 
[INFO] [stdout]    |            ^^^^^^^ help: convert the identifier to snake case: `new_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 54 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/noria_server-6d3a866b3ffaa3e8)
[INFO] running `Command { std: "docker" "inspect" "ba59c4788e9dda800e1ed0622d27abd6a9d6ff4563adbc92c0090c2e84bf4406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba59c4788e9dda800e1ed0622d27abd6a9d6ff4563adbc92c0090c2e84bf4406", kill_on_drop: false }`
[INFO] [stdout] ba59c4788e9dda800e1ed0622d27abd6a9d6ff4563adbc92c0090c2e84bf4406
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0caaf75547b08515816941392e3edc7a70f8a097e7ef340ef6b0c29fcc2bdc2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e0caaf75547b08515816941392e3edc7a70f8a097e7ef340ef6b0c29fcc2bdc2", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use] extern crate log;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::viewsandgraphs::view::View`
[INFO] [stderr]  --> src/operators/leaf.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::viewsandgraphs::view::View;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tungstenite::stream::Stream`
[INFO] [stderr]   --> src/operators/leaf.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use tungstenite::stream::Stream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/operators/leaf.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RefCell`
[INFO] [stderr]   --> src/operators/leaf.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::cell::{RefCell};
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/operators/leaf.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 78 |         if (!remove_vec.is_empty()) {
[INFO] [stderr]    |            ^                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 78 -         if (!remove_vec.is_empty()) {
[INFO] [stderr] 78 +         if !remove_vec.is_empty() {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> src/operators/operation.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stderr]   --> src/operators/operation.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::TcpStream`
[INFO] [stderr]   --> src/operators/operation.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::net::TcpStream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tungstenite::protocol::WebSocket`
[INFO] [stderr]   --> src/operators/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tungstenite::protocol::WebSocket;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::TcpStream`
[INFO] [stderr]   --> src/operators/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::net::TcpStream;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stderr]  --> src/units/serverchange.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::types::changetype::ChangeType;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `wasm_bindgen::prelude::*`
[INFO] [stderr]  --> src/viewsandgraphs/dfg.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use wasm_bindgen::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RefCell`
[INFO] [stderr]  --> src/viewsandgraphs/dfg.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::cell::{RefCell};
[INFO] [stderr]   |                 ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/viewsandgraphs/dfg.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::units::row::Row`
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::units::row::Row;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use crate::types::changetype::ChangeType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::permissiontype::PermissionType`
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use crate::types::permissiontype::PermissionType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `petgraph::graph::NodeIndex`
[INFO] [stderr]  --> src/viewsandgraphs/serverinfo.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use petgraph::graph::NodeIndex;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `A`, `I`, `L`, `P`, `R`, `S`
[INFO] [stderr]   --> src/main.rs:22:48
[INFO] [stderr]    |
[INFO] [stderr] 22 | use crate::types::operatortype::OperatorType::{A, I, L, P, R, S};
[INFO] [stderr]    |                                                ^  ^  ^  ^  ^  ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::changetype::ChangeType`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use crate::types::changetype::ChangeType;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::units::change::Change`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | use crate::units::change::Change;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/main.rs:235:28
[INFO] [stderr]     |
[INFO] [stderr] 235 |                         if (*c >= 6) {
[INFO] [stderr]     |                            ^       ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 235 -                         if (*c >= 6) {
[INFO] [stderr] 235 +                         if *c >= 6 {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/main.rs:249:33
[INFO] [stderr]     |
[INFO] [stderr] 249 | ...                   Err(err) => {
[INFO] [stderr]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `message`
[INFO] [stderr]   --> src/operators/leaf.rs:71:20
[INFO] [stderr]    |
[INFO] [stderr] 71 |                 Ok(message) => (),
[INFO] [stderr]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/operators/leaf.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 Err(error) => {
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]    --> src/operators/leaf.rs:104:14
[INFO] [stderr]     |
[INFO] [stderr] 104 |         for (key, val) in &self.table {
[INFO] [stderr]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 let index = self.data.add_node(RwLock::new(Aggregator(op)));
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let index = self.data.add_node(RwLock::new(InnerJoinor(op)));
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/viewsandgraphs/dfg.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |                 let index = self.data.add_node(RwLock::new(Projector(op)));
[INFO] [stderr]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]    --> src/viewsandgraphs/dfg.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 let index = self.data.add_node(RwLock::new(Selector(op)));
[INFO] [stderr]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut data = Graph::new();
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut root_id_map = HashMap::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/viewsandgraphs/dfg.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let mut leaf_id_vec = 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/viewsandgraphs/dfg.rs:66:13
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let mut path_leaf_map = HashMap::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/viewsandgraphs/dfg.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let mut leaf_op = self.data.node_weight(NodeIndex::new(leaf_index)).unwrap().write().unwrap();
[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/viewsandgraphs/serverinfo.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |         let mut path_subgraph_map = HashMap::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/viewsandgraphs/serverinfo.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |         let mut path_permission_map = HashMap::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/main.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 |     let mut latency_test_subgraph = r##"{
[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/main.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let mut dummy_test_subgraph =  r##"{
[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/main.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                     let mut g = graph_ref.lock().unwrap();
[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/main.rs:233:29
[INFO] [stderr]     |
[INFO] [stderr] 233 |                         let mut c = counter_ref.lock().unwrap();
[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/main.rs:256:45
[INFO] [stderr]     |
[INFO] [stderr] 256 | ...                   let mut g = graph_ref.lock().unwrap();
[INFO] [stderr]     |                           ----^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dummymain`
[INFO] [stderr]    --> src/main.rs:270:4
[INFO] [stderr]     |
[INFO] [stderr] 270 | fn dummymain() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `return_hash_v`
[INFO] [stderr]   --> src/operators/leaf.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn return_hash_v() -> HashMap<DataType, Row> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `return_vec_v`
[INFO] [stderr]   --> src/operators/leaf.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn return_vec_v() -> Vec<WebSocket<TcpStream>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:250:33
[INFO] [stderr]     |
[INFO] [stderr] 250 | ...                   websocket.close(None);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/operators/leaf.rs:81:17
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 ws.close(None);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/viewsandgraphs/dfg.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 | /             match &*op_ref {
[INFO] [stderr] 51 | |                 Operation::Leafor(leaf) => write!(f, "{:#?}", leaf.table),
[INFO] [stderr] 52 | |                 _ => Ok(())
[INFO] [stderr] 53 | |             };
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/viewsandgraphs/view.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         write!(f, "{}", self.name);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/viewsandgraphs/view.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             write!(f, "{}", strings);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/viewsandgraphs/view.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             write!(f, "{:#?} \n", row);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: method `newJSON` should have a snake case name
[INFO] [stderr]   --> src/viewsandgraphs/view.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn newJSON(name: String, key_index: usize, column_names: Vec<String>, 
[INFO] [stderr]    |            ^^^^^^^ help: convert the identifier to snake case: `new_json`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `noria-server` (bin "noria-server" test) generated 54 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/noria_server-6d3a866b3ffaa3e8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e0caaf75547b08515816941392e3edc7a70f8a097e7ef340ef6b0c29fcc2bdc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0caaf75547b08515816941392e3edc7a70f8a097e7ef340ef6b0c29fcc2bdc2", kill_on_drop: false }`
[INFO] [stdout] e0caaf75547b08515816941392e3edc7a70f8a097e7ef340ef6b0c29fcc2bdc2