[INFO] updating cached repository https://github.com/connorwstein/exchange [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/connorwstein/exchange [INFO] [stderr] 985b91a..29dbe92 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 29dbe92c13d01aa94f78e58ea2fef9ab784f361a [INFO] checking connorwstein/exchange against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconnorwstein%2Fexchange" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/connorwstein/exchange on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494 [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/connorwstein/exchange [INFO] finished tweaking git repo https://github.com/connorwstein/exchange [INFO] tweaked toml for git repo https://github.com/connorwstein/exchange written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/connorwstein/exchange already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 03c999af23fd9c000e6e883aeab8d7ebe4440f3addf6ff34a3da1d65ee7a8cf2 [INFO] running `"docker" "start" "-a" "03c999af23fd9c000e6e883aeab8d7ebe4440f3addf6ff34a3da1d65ee7a8cf2"` [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking tokio-threadpool v0.1.16 [INFO] [stderr] Checking tokio-reactor v0.1.10 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking hyper v0.12.35 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling diesel_derives v1.4.1 [INFO] [stderr] Checking diesel v1.4.3 [INFO] [stderr] Checking serde v1.0.102 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking exchange v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/main.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::error; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::null` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::ptr::null; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/main.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | use serde::{Deserialize, Serialize}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/main.rs:27:18 [INFO] [stderr] | [INFO] [stderr] 27 | use serde_json::{Error, Result}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `info`, `warn` [INFO] [stderr] --> src/order_book.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use log::{info, warn}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `book` is never read [INFO] [stderr] --> src/main.rs:60:25 [INFO] [stderr] | [INFO] [stderr] 60 | let mut book: Option> = None; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `to_fill` [INFO] [stderr] --> src/order_book.rs:217:23 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn fill_order(to_fill: OpenLimitOrder) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_to_fill` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::error; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::null` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::ptr::null; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/main.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Deserialize`, `Serialize` [INFO] [stderr] --> src/main.rs:26:13 [INFO] [stderr] | [INFO] [stderr] 26 | use serde::{Deserialize, Serialize}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/main.rs:27:18 [INFO] [stderr] | [INFO] [stderr] 27 | use serde_json::{Error, Result}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `info`, `warn` [INFO] [stderr] --> src/order_book.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use log::{info, warn}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `find_order` [INFO] [stderr] --> src/order_book.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn find_order(&self, t: OpenLimitOrder) -> (Option, Option) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove_order` [INFO] [stderr] --> src/order_book.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn remove_order(&mut self, t: OpenLimitOrder) -> Result<&'static str, &'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `valid_price` [INFO] [stderr] --> src/order_book.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | pub fn valid_price(&self, to_fill_price: u32, candidate_order_price: u32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fill_order_helper` [INFO] [stderr] --> src/order_book.rs:137:5 [INFO] [stderr] | [INFO] [stderr] 137 | / pub fn fill_order_helper( [INFO] [stderr] 138 | | &mut self, [INFO] [stderr] 139 | | to_fill: OpenLimitOrder, [INFO] [stderr] 140 | | ) -> Result, &'static str> { [INFO] [stderr] ... | [INFO] [stderr] 214 | | return Ok(orders); [INFO] [stderr] 215 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fill_order` [INFO] [stderr] --> src/order_book.rs:217:5 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn fill_order(to_fill: OpenLimitOrder) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `buy_ob` should have an upper case name [INFO] [stderr] --> src/main.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | static ref buy_ob: Arc> = Arc::new(RwLock::new( [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `BUY_OB` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `sell_ob` should have an upper case name [INFO] [stderr] --> src/main.rs:35:16 [INFO] [stderr] | [INFO] [stderr] 35 | static ref sell_ob: Arc> = Arc::new(RwLock::new( [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `SELL_OB` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/order_book.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | / self.add_order(OpenLimitOrder { [INFO] [stderr] 208 | | id: Uuid::new_v4(), [INFO] [stderr] 209 | | price: last_order.price, [INFO] [stderr] 210 | | side: last_order.side, [INFO] [stderr] 211 | | amount: remaining.abs() as u32, [INFO] [stderr] 212 | | symbol: last_order.symbol, [INFO] [stderr] 213 | | }); [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: value assigned to `book` is never read [INFO] [stderr] --> src/main.rs:60:25 [INFO] [stderr] | [INFO] [stderr] 60 | let mut book: Option> = None; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `to_fill` [INFO] [stderr] --> src/order_book.rs:217:23 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn fill_order(to_fill: OpenLimitOrder) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_to_fill` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `side` [INFO] [stderr] --> src/order_book.rs:417:26 [INFO] [stderr] | [INFO] [stderr] 417 | fn create_order_book(side: Side, orders: Vec) -> OrderBook { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_side` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fill_order` [INFO] [stderr] --> src/order_book.rs:217:5 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn fill_order(to_fill: OpenLimitOrder) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `buy_ob` should have an upper case name [INFO] [stderr] --> src/main.rs:32:16 [INFO] [stderr] | [INFO] [stderr] 32 | static ref buy_ob: Arc> = Arc::new(RwLock::new( [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `BUY_OB` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `sell_ob` should have an upper case name [INFO] [stderr] --> src/main.rs:35:16 [INFO] [stderr] | [INFO] [stderr] 35 | static ref sell_ob: Arc> = Arc::new(RwLock::new( [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `SELL_OB` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/order_book.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | / self.add_order(OpenLimitOrder { [INFO] [stderr] 208 | | id: Uuid::new_v4(), [INFO] [stderr] 209 | | price: last_order.price, [INFO] [stderr] 210 | | side: last_order.side, [INFO] [stderr] 211 | | amount: remaining.abs() as u32, [INFO] [stderr] 212 | | symbol: last_order.symbol, [INFO] [stderr] 213 | | }); [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] Finished dev [unoptimized + debuginfo] target(s) in 2m 03s [INFO] running `"docker" "inspect" "03c999af23fd9c000e6e883aeab8d7ebe4440f3addf6ff34a3da1d65ee7a8cf2"` [INFO] running `"docker" "rm" "-f" "03c999af23fd9c000e6e883aeab8d7ebe4440f3addf6ff34a3da1d65ee7a8cf2"` [INFO] [stdout] 03c999af23fd9c000e6e883aeab8d7ebe4440f3addf6ff34a3da1d65ee7a8cf2