[INFO] updating cached repository ZangaiFamily/matching [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/ZangaiFamily/matching [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/ZangaiFamily/matching" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ZangaiFamily/matching"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ZangaiFamily/matching'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ZangaiFamily/matching" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching"` [INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3a29e668dd3a058a482cf0193b1156ea6f6c2787 [INFO] sha for GitHub repo ZangaiFamily/matching: 3a29e668dd3a058a482cf0193b1156ea6f6c2787 [INFO] validating manifest of ZangaiFamily/matching on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of ZangaiFamily/matching on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing ZangaiFamily/matching [INFO] finished frobbing ZangaiFamily/matching [INFO] frobbed toml for ZangaiFamily/matching written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/ZangaiFamily/matching/Cargo.toml [INFO] started frobbing ZangaiFamily/matching [INFO] finished frobbing ZangaiFamily/matching [INFO] frobbed toml for ZangaiFamily/matching written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching/Cargo.toml [INFO] crate ZangaiFamily/matching has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing ZangaiFamily/matching against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 30adc99aeffa4fbb8afa7b8f3afc203c1f30a7649afbf6743aa59326ef12b749 [INFO] running `"docker" "start" "-a" "30adc99aeffa4fbb8afa7b8f3afc203c1f30a7649afbf6743aa59326ef12b749"` [INFO] [stderr] Compiling serde_json v1.0.26 [INFO] [stderr] Compiling rust_decimal v0.10.1 [INFO] [stderr] Compiling matching v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `rust_decimal::Decimal` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rust_decimal::Decimal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Error`, `Value` [INFO] [stderr] --> src/main.rs:5:18 [INFO] [stderr] | [INFO] [stderr] 5 | use serde_json::{Value, Error}; [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::read_to_string` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::read_to_string; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::LinkedList` [INFO] [stderr] --> src/structs/order_book.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::LinkedList; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ord` [INFO] [stderr] --> src/structs/order_book.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/structs/order_book.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rust_decimal::Decimal` [INFO] [stderr] --> src/structs/order_book.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use rust_decimal::Decimal; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ord` [INFO] [stderr] --> src/ds/list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ordering` [INFO] [stderr] --> src/ds/list.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cmp::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `test::Bencher` [INFO] [stderr] --> src/main.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | use test::Bencher; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start` [INFO] [stderr] --> src/ds/heap.rs:37:7 [INFO] [stderr] | [INFO] [stderr] 37 | let start = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_start` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Limit` [INFO] [stderr] --> src/structs/order.rs:8:2 [INFO] [stderr] | [INFO] [stderr] 8 | Limit, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Market` [INFO] [stderr] --> src/structs/order.rs:9:2 [INFO] [stderr] | [INFO] [stderr] 9 | Market [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Ask` [INFO] [stderr] --> src/structs/order.rs:14:2 [INFO] [stderr] | [INFO] [stderr] 14 | Ask, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Bid` [INFO] [stderr] --> src/structs/order.rs:15:2 [INFO] [stderr] | [INFO] [stderr] 15 | Bid [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs/order.rs:29:2 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn new(id: u64, price: &str, volume: &str, kind: OrderKind, side: OrderSide) -> Order { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `is_fulfilled` [INFO] [stderr] --> src/structs/order.rs:40:2 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn is_fulfilled(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `volume_remained` [INFO] [stderr] --> src/structs/order.rs:44:2 [INFO] [stderr] | [INFO] [stderr] 44 | pub fn volume_remained(&self) -> Decimal { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `OrderBook` [INFO] [stderr] --> src/structs/order_book.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct OrderBook { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs/order_book.rs:18:2 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(side: OrderSide) -> OrderBook { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_order` [INFO] [stderr] --> src/structs/order_book.rs:31:2 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn add_order(&mut self, order: Order) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `cancel_order` [INFO] [stderr] --> src/structs/order_book.rs:39:2 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn cancel_order(&mut self, order: Order) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Market` [INFO] [stderr] --> src/structs/market.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct Market { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/structs/market.rs:11:2 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(id: u64) -> Market { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add_order` [INFO] [stderr] --> src/structs/market.rs:19:2 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn add_order(&mut self, order: Order) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `cancel_order` [INFO] [stderr] --> src/structs/market.rs:26:2 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn cancel_order(&mut self, order: Order) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `consume_limit_orders` [INFO] [stderr] --> src/matching/mod.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn consume_limit_orders (order: &mut Order, order_book: &mut OrderBook) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `consume_market_orders` [INFO] [stderr] --> src/matching/mod.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn consume_market_orders (order: &mut Order, order_book: &mut OrderBook) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `start_match` [INFO] [stderr] --> src/matching/mod.rs:46:1 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn start_match (mut order: Order, market: &mut Market) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `subtract_volume` [INFO] [stderr] --> src/matching/mod.rs:67:1 [INFO] [stderr] | [INFO] [stderr] 67 | pub fn subtract_volume(order_a: &mut Order, order_b: &mut Order) -> (bool, bool) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Heap` [INFO] [stderr] --> src/ds/heap.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct Heap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/ds/heap.rs:13:2 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn new() -> Heap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `parent` [INFO] [stderr] --> src/ds/heap.rs:21:2 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn parent(&self, idx: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `left` [INFO] [stderr] --> src/ds/heap.rs:26:2 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn left(&self, idx: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `right` [INFO] [stderr] --> src/ds/heap.rs:31:2 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn right(&self, idx: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sift_up` [INFO] [stderr] --> src/ds/heap.rs:36:2 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn sift_up(&mut self, from: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `sift_down` [INFO] [stderr] --> src/ds/heap.rs:52:2 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn sift_down(&mut self, from: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push` [INFO] [stderr] --> src/ds/heap.rs:73:2 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn push(&mut self, elem: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `swap` [INFO] [stderr] --> src/ds/heap.rs:81:2 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn swap(&mut self, idx_a: usize, idx_b: usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/ds/heap.rs:88:2 [INFO] [stderr] | [INFO] [stderr] 88 | pub fn remove(&mut self, id: u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek` [INFO] [stderr] --> src/ds/heap.rs:114:2 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn peek(&self) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `peek_mut` [INFO] [stderr] --> src/ds/heap.rs:119:2 [INFO] [stderr] | [INFO] [stderr] 119 | pub fn peek_mut(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `pop` [INFO] [stderr] --> src/ds/heap.rs:124:2 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn pop(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/ds/heap.rs:130:2 [INFO] [stderr] | [INFO] [stderr] 130 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `List` [INFO] [stderr] --> src/ds/list.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub struct List { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Node` [INFO] [stderr] --> src/ds/list.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct Node { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/ds/list.rs:22:2 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn new() -> List { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `len` [INFO] [stderr] --> src/ds/list.rs:32:2 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn len(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `front` [INFO] [stderr] --> src/ds/list.rs:37:2 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn front(&self) -> Option<&T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `front_mut` [INFO] [stderr] --> src/ds/list.rs:42:2 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn front_mut(&mut self) -> Option<&mut T> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `push_back` [INFO] [stderr] --> src/ds/list.rs:47:2 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn push_back(&mut self, elem: T) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/ds/list.rs:71:2 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn remove(&mut self, id: u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `pop_front` [INFO] [stderr] --> src/ds/list.rs:99:2 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn pop_front(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Order` [INFO] [stderr] --> src/ds/list.rs:106:1 [INFO] [stderr] | [INFO] [stderr] 106 | struct Order { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `"docker" "inspect" "30adc99aeffa4fbb8afa7b8f3afc203c1f30a7649afbf6743aa59326ef12b749"` [INFO] running `"docker" "rm" "-f" "30adc99aeffa4fbb8afa7b8f3afc203c1f30a7649afbf6743aa59326ef12b749"` [INFO] [stdout] 30adc99aeffa4fbb8afa7b8f3afc203c1f30a7649afbf6743aa59326ef12b749 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 6376121a557bcd11792e55af64cfcf36bc330629935379b8e4c69f163f160130 [INFO] running `"docker" "start" "-a" "6376121a557bcd11792e55af64cfcf36bc330629935379b8e4c69f163f160130"` [INFO] [stderr] Compiling matching v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/main.rs:5:25 [INFO] [stderr] | [INFO] [stderr] 5 | use serde_json::{Value, Error}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::read_to_string` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::read_to_string; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::LinkedList` [INFO] [stderr] --> src/structs/order_book.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::collections::LinkedList; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ord` [INFO] [stderr] --> src/structs/order_book.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/structs/order_book.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ord` [INFO] [stderr] --> src/ds/list.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ordering` [INFO] [stderr] --> src/ds/list.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cmp::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `market` [INFO] [stderr] --> src/structs/market.rs:48:6 [INFO] [stderr] | [INFO] [stderr] 48 | let market = Market::new(1); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_market` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b_fulfilled` [INFO] [stderr] --> src/matching/mod.rs:81:20 [INFO] [stderr] | [INFO] [stderr] 81 | let (a_fulfilled, b_fulfilled) = subtract_volume(&mut order_a, &mut order_b); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_b_fulfilled` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start` [INFO] [stderr] --> src/ds/heap.rs:37:7 [INFO] [stderr] | [INFO] [stderr] 37 | let start = 0; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_start` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `left` [INFO] [stderr] --> src/ds/heap.rs:26:2 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn left(&self, idx: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `right` [INFO] [stderr] --> src/ds/heap.rs:31:2 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn right(&self, idx: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.41s [INFO] running `"docker" "inspect" "6376121a557bcd11792e55af64cfcf36bc330629935379b8e4c69f163f160130"` [INFO] running `"docker" "rm" "-f" "6376121a557bcd11792e55af64cfcf36bc330629935379b8e4c69f163f160130"` [INFO] [stdout] 6376121a557bcd11792e55af64cfcf36bc330629935379b8e4c69f163f160130 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/ZangaiFamily/matching:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 0a40dec005a7ee2f74d02d83f5af5a98251b96d0b04c6fbb1cd14a15390b9d92 [INFO] running `"docker" "start" "-a" "0a40dec005a7ee2f74d02d83f5af5a98251b96d0b04c6fbb1cd14a15390b9d92"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/matching-cfbe617177f38623 [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test ds::heap::test_ord ... ok [INFO] [stdout] test ds::heap::test_push ... ok [INFO] [stdout] test ds::heap::test_pop ... ok [INFO] [stdout] test ds::list::test_pop_front ... ok [INFO] [stdout] test ds::heap::test_swap ... ok [INFO] [stdout] test ds::heap::test_remove_last_one ... ok [INFO] [stdout] test ds::heap::test_remove_not_existed ... ok [INFO] [stdout] test ds::heap::test_remove ... ok [INFO] [stdout] test ds::list::test_push_back ... ok [INFO] [stdout] test ds::list::test_remove ... ok [INFO] [stdout] test matching::test_matching_limit_order ... ok [INFO] [stdout] test matching::test_matching_limit_order_then_market_other ... ok [INFO] [stdout] test matching::test_add_orders ... ok [INFO] [stdout] test matching::test_subtract_volume ... ok [INFO] [stdout] test structs::market::test_ok ... ok [INFO] [stdout] test structs::order::higher_price_should_be_greater_for_bid_order ... ok [INFO] [stdout] test structs::order::lower_price_should_be_greater_for_ask_order ... ok [INFO] [stdout] test structs::order_book::test_best_limit_order ... ok [INFO] [stdout] test structs::order_book::test_place_market_order ... ok [INFO] [stdout] test matching::test_matching_market_order ... ok [INFO] [stdout] test bench_matching ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- bench_matching stdout ---- [INFO] [stdout] thread 'bench_matching' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:997:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55cd7bf5d373 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x55cd7bf5906b - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x55cd7bf5bff6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x55cd7bf5bcf7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x55cd7bf5c700 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:478 [INFO] [stdout] 5: 0x55cd7bf5c281 - std[698b411d1b74fcff]::panicking::continue_panic_fmt [INFO] [stdout] at src/libstd/panicking.rs:385 [INFO] [stdout] 6: 0x55cd7bf5c165 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:312 [INFO] [stdout] 7: 0x55cd7bf7254c - core[b849d6d0cd70c3a8]::panicking::panic_fmt [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x55cd7bed7692 - core[b849d6d0cd70c3a8]::result::unwrap_failed:: [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/macros.rs:16 [INFO] [stdout] 9: 0x55cd7bed9558 - >::unwrap [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/result.rs:798 [INFO] [stdout] 10: 0x55cd7beb7901 - matching[581d9a85185358dd]::bench_matching::{closure#0} [INFO] [stdout] at src/main.rs:30 [INFO] [stdout] 11: 0x55cd7bed9955 - test[ea847f4bd1b1afc4]::ns_iter_inner::<(), matching[581d9a85185358dd]::bench_matching::{closure#0}> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libtest/lib.rs:1598 [INFO] [stdout] 12: 0x55cd7beda6f0 - ::iter::<(), matching[581d9a85185358dd]::bench_matching::{closure#0}> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libtest/lib.rs:1572 [INFO] [stdout] 13: 0x55cd7beb7892 - matching[581d9a85185358dd]::bench_matching [INFO] [stdout] at src/main.rs:27 [INFO] [stdout] 14: 0x55cd7beb7867 - matching[581d9a85185358dd]::bench_matching::{closure#0} [INFO] [stdout] at src/main.rs:26 [INFO] [stdout] 15: 0x55cd7beb6fe7 - >::call_once [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x55cd7bee5fe7 - >::call_box [INFO] [stdout] at src/libtest/lib.rs:1378 [INFO] [stdout] at src/libtest/lib.rs:1583 [INFO] [stdout] at src/libtest/lib.rs:1746 [INFO] [stdout] at src/libtest/lib.rs:1378 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 17: 0x55cd7bee6032 - >::call_box [INFO] [stdout] at src/libtest/lib.rs:1467 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 18: 0x55cd7bf5f899 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 19: 0x55cd7bf00707 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at src/libtest/lib.rs:1429 [INFO] [stdout] 20: 0x55cd7bedb914 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 21: 0x55cd7bedb434 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 22: 0x55cd7bf5f899 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 23: 0x55cd7bee5dbc - <::spawn_unchecked::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 24: 0x55cd7bf5f04d - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 25: 0x7f45ac02b493 - start_thread [INFO] [stdout] 26: 0x7f45abb56ace - __clone [INFO] [stdout] 27: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] bench_matching [INFO] [stdout] [INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin matching' [INFO] running `"docker" "inspect" "0a40dec005a7ee2f74d02d83f5af5a98251b96d0b04c6fbb1cd14a15390b9d92"` [INFO] running `"docker" "rm" "-f" "0a40dec005a7ee2f74d02d83f5af5a98251b96d0b04c6fbb1cd14a15390b9d92"` [INFO] [stdout] 0a40dec005a7ee2f74d02d83f5af5a98251b96d0b04c6fbb1cd14a15390b9d92