[INFO] cloning repository https://github.com/ZangaiFamily/matching
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZangaiFamily/matching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZangaiFamily%2Fmatching", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZangaiFamily%2Fmatching'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a29e668dd3a058a482cf0193b1156ea6f6c2787
[INFO] testing ZangaiFamily/matching against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZangaiFamily%2Fmatching" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZangaiFamily/matching
[INFO] finished tweaking git repo https://github.com/ZangaiFamily/matching
[INFO] tweaked toml for git repo https://github.com/ZangaiFamily/matching written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZangaiFamily/matching on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ZangaiFamily/matching already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded num-rational v0.2.1
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded num-traits v0.2.5
[INFO] [stderr]   Downloaded num-bigint v0.2.0
[INFO] [stderr]   Downloaded rust_decimal v0.10.1
[INFO] [stderr]   Downloaded serde v1.0.71
[INFO] [stderr]   Downloaded num-complex v0.2.0
[INFO] [stderr]   Downloaded ryu v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6754fde7c63b891eb69e2ad28e870d6d3b92d4cc950374c7544337112ef90089
[INFO] running `Command { std: "docker" "start" "-a" "6754fde7c63b891eb69e2ad28e870d6d3b92d4cc950374c7544337112ef90089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6754fde7c63b891eb69e2ad28e870d6d3b92d4cc950374c7544337112ef90089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6754fde7c63b891eb69e2ad28e870d6d3b92d4cc950374c7544337112ef90089", kill_on_drop: false }`
[INFO] [stdout] 6754fde7c63b891eb69e2ad28e870d6d3b92d4cc950374c7544337112ef90089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69bb008b5cd22b712c193437f0bcf3e89523d53b522b5b65f29ddec00a6eeac7
[INFO] running `Command { std: "docker" "start" "-a" "69bb008b5cd22b712c193437f0bcf3e89523d53b522b5b65f29ddec00a6eeac7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling ryu v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling rust_decimal v0.10.1
[INFO] [stderr]    Compiling matching v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rust_decimal::Decimal`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rust_decimal::Decimal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error` and `Value`
[INFO] [stdout]  --> src/main.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{Value, Error};
[INFO] [stdout]   |                  ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufReader`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::BufReader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/structs/order_book.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ord`
[INFO] [stdout]  --> src/structs/order_book.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/structs/order_book.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_decimal::Decimal`
[INFO] [stdout]  --> src/structs/order_book.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rust_decimal::Decimal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ord`
[INFO] [stdout]  --> src/ds/list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/ds/list.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use test::Bencher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ds/heap.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let start = 0;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderKind` is never used
[INFO] [stdout]  --> src/structs/order.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum OrderKind {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `OrderSide` is never used
[INFO] [stdout]   --> src/structs/order.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum OrderSide {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]   --> src/structs/order.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Order {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_fulfilled`, and `volume_remained` are never used
[INFO] [stdout]   --> src/structs/order.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Order {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 29 |     pub fn new(id: u64, price: &str, volume: &str, kind: OrderKind, side: OrderSide) -> Order {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn is_fulfilled(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn volume_remained(&self) -> Decimal {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OrderBook` is never constructed
[INFO] [stdout]   --> src/structs/order_book.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct OrderBook {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_order`, and `cancel_order` are never used
[INFO] [stdout]   --> src/structs/order_book.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl OrderBook where {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new(side: OrderSide) -> OrderBook {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn add_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn cancel_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Market` is never constructed
[INFO] [stdout]  --> src/structs/market.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Market {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_order`, and `cancel_order` are never used
[INFO] [stdout]   --> src/structs/market.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Market {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 11 |     pub fn new(id: u64) -> Market {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn add_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn cancel_order(&mut self, order: Order) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `consume_limit_orders` is never used
[INFO] [stdout]  --> src/matching/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn consume_limit_orders (order: &mut Order, order_book: &mut OrderBook) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `consume_market_orders` is never used
[INFO] [stdout]   --> src/matching/mod.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn consume_market_orders (order: &mut Order, order_book: &mut OrderBook) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_match` is never used
[INFO] [stdout]   --> src/matching/mod.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn start_match (mut order: Order, market: &mut Market) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `subtract_volume` is never used
[INFO] [stdout]   --> src/matching/mod.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub fn subtract_volume(order_a: &mut Order, order_b: &mut Order) -> (bool, bool) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `WithId` is never used
[INFO] [stdout]  --> src/ds/mod.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait WithId {
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Heap` is never constructed
[INFO] [stdout]  --> src/ds/heap.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Heap<T: Ord + WithId> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/ds/heap.rs:13:9
[INFO] [stdout]     |
[INFO] [stdout]  12 | impl<T: Ord + WithId> Heap<T> {
[INFO] [stdout]     | ----------------------------- associated items in this implementation
[INFO] [stdout]  13 |     pub fn new() -> Heap<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  21 |     pub fn parent(&self, idx: usize) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  26 |     pub fn left(&self, idx: usize) -> usize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  31 |     pub fn right(&self, idx: usize) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  36 |     pub fn sift_up(&mut self, from: usize) -> usize {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  52 |     pub fn sift_down(&mut self, from: usize) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  73 |     pub fn push(&mut self, elem: T) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub fn swap(&mut self, idx_a: usize, idx_b: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  88 |     pub fn remove(&mut self, id: u64) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn peek(&self) -> Option<&T> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn peek_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn pop(&mut self) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn len(&self) -> usize {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]    --> src/ds/heap.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | struct Order {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `List` is never constructed
[INFO] [stdout]  --> src/ds/list.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct List<T: WithId> {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Node` is never constructed
[INFO] [stdout]   --> src/ds/list.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Node<T> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]   --> src/ds/list.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<T: WithId> List<T> {
[INFO] [stdout]    | ----------------------- associated items in this implementation
[INFO] [stdout] 22 |     pub fn new() -> List<T> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn front(&self) -> Option<&T> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     pub fn push_back(&mut self, elem: T) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn remove(&mut self, id: u64) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     pub fn pop_front(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Order` is never constructed
[INFO] [stdout]    --> src/ds/list.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | struct Order {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.42s
[INFO] running `Command { std: "docker" "inspect" "69bb008b5cd22b712c193437f0bcf3e89523d53b522b5b65f29ddec00a6eeac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bb008b5cd22b712c193437f0bcf3e89523d53b522b5b65f29ddec00a6eeac7", kill_on_drop: false }`
[INFO] [stdout] 69bb008b5cd22b712c193437f0bcf3e89523d53b522b5b65f29ddec00a6eeac7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fd5a582e2443bf94b5375b4f3eb4ba659c072d99eb091353c74564446ef4a5c
[INFO] running `Command { std: "docker" "start" "-a" "8fd5a582e2443bf94b5375b4f3eb4ba659c072d99eb091353c74564446ef4a5c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling matching v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/main.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::{Value, Error};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufReader`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io::BufReader;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/structs/order_book.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ord`
[INFO] [stdout]  --> src/structs/order_book.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/structs/order_book.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ord`
[INFO] [stdout]  --> src/ds/list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Ordering`
[INFO] [stdout]  --> src/ds/list.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::Ordering;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `market`
[INFO] [stdout]   --> src/structs/market.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let market = Market::new(1);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_market`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_fulfilled`
[INFO] [stdout]   --> src/matching/mod.rs:81:20
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let (a_fulfilled, b_fulfilled) = subtract_volume(&mut order_a, &mut order_b);
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_fulfilled`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ds/heap.rs:37:7
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let start = 0;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/structs/market.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Market {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 5 |     pub id: u64,
[INFO] [stdout]   |         ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `left` and `right` are never used
[INFO] [stdout]   --> src/ds/heap.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<T: Ord + WithId> Heap<T> {
[INFO] [stdout]    | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn left(&self, idx: usize) -> usize {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn right(&self, idx: usize) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "8fd5a582e2443bf94b5375b4f3eb4ba659c072d99eb091353c74564446ef4a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd5a582e2443bf94b5375b4f3eb4ba659c072d99eb091353c74564446ef4a5c", kill_on_drop: false }`
[INFO] [stdout] 8fd5a582e2443bf94b5375b4f3eb4ba659c072d99eb091353c74564446ef4a5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e10bb1d663e80009287632ff138c1118bc999d24a7de4f62787da59a261927d
[INFO] running `Command { std: "docker" "start" "-a" "4e10bb1d663e80009287632ff138c1118bc999d24a7de4f62787da59a261927d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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: if this is intentional, prefix it with an underscore: `_market`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) 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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]  --> src/structs/market.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Market {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 5 |     pub id: u64,
[INFO] [stderr]   |         ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `left` and `right` are never used
[INFO] [stderr]   --> src/ds/heap.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<T: Ord + WithId> Heap<T> {
[INFO] [stderr]    | ----------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub fn left(&self, idx: usize) -> usize {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub fn right(&self, idx: usize) -> usize {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `matching` (bin "matching" test) generated 14 warnings (run `cargo fix --bin "matching" -p matching --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/matching-a9227e9d32df9cd9)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test ds::heap::test_remove_last_one ... ok
[INFO] [stdout] test ds::heap::test_remove ... ok
[INFO] [stdout] test ds::heap::test_swap ... ok
[INFO] [stdout] test ds::heap::test_remove_not_existed ... ok
[INFO] [stdout] test ds::list::test_pop_front ... ok
[INFO] [stdout] test ds::list::test_push_back ... ok
[INFO] [stdout] test matching::test_matching_limit_order ... ok
[INFO] [stdout] test matching::test_add_orders ... ok
[INFO] [stdout] test ds::list::test_remove ... ok
[INFO] [stdout] test matching::test_matching_limit_order_then_market_other ... ok
[INFO] [stdout] test structs::order::higher_price_should_be_greater_for_bid_order ... ok
[INFO] [stdout] test ds::heap::test_ord ... 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 ds::heap::test_push ... ok
[INFO] [stdout] test matching::test_matching_market_order ... ok
[INFO] [stdout] test matching::test_subtract_volume ... ok
[INFO] [stdout] test structs::market::test_ok ... ok
[INFO] [stdout] test structs::order::lower_price_should_be_greater_for_ask_order ... ok
[INFO] [stdout] test ds::heap::test_pop ... ok
[INFO] [stdout] test bench_matching ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- bench_matching stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'bench_matching' (17) panicked at src/main.rs:30:84:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58993fad83c2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58993fad83c2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58993fad83c2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x58993fad83c2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x58993faecf3a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58993faecf3a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x58993fadd2a6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58993fadd2a6 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58993fab64ef - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x58993fab64ef - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58993fad0309 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58993fa4fe7e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x58993fa4fe7e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58993fad04c2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x58993fad04c2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58993fab65a8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58993faade49 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x58993fab73fd - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58993faed60c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58993faed382 - core[c5ed12ab89cc536a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x58993fa3fcc8 - <core[c5ed12ab89cc536a]::result::Result<alloc[9c68fdf4f4f29218]::string::String, std[716c9a7a72e5c14e]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58993fa3fcc8 - matching[d3079d5bc6685db3]::bench_matching::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:30:78
[INFO] [stdout]   22:     0x58993fa3b7a4 - test[64760d2bdea328cc]::bench::ns_iter_inner::<(), matching[d3079d5bc6685db3]::bench_matching::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/bench.rs:118:19
[INFO] [stdout]   23:     0x58993fa3b632 - <test[64760d2bdea328cc]::bench::Bencher>::iter::<(), matching[d3079d5bc6685db3]::bench_matching::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/bench.rs:43:13
[INFO] [stdout]   24:     0x58993fa40d1a - matching[d3079d5bc6685db3]::bench_matching
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:27:4
[INFO] [stdout]   25:     0x58993fa3fbc8 - matching[d3079d5bc6685db3]::bench_matching::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:26:35
[INFO] [stdout]   26:     0x58993fa43bdf - <matching[d3079d5bc6685db3]::bench_matching::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<(&mut test[64760d2bdea328cc]::bench::Bencher,)>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58993fa442c1 - <test[64760d2bdea328cc]::types::RunnableTest>::run::{closure#0}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/types.rs:148:76
[INFO] [stdout]   28:     0x58993fa442c1 - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, <test[64760d2bdea328cc]::types::RunnableTest>::run::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   29:     0x58993fa5eb79 - <test[64760d2bdea328cc]::types::RunnableTest>::run::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/types.rs:148:44
[INFO] [stdout]   30:     0x58993fa5eb79 - <test[64760d2bdea328cc]::bench::Bencher>::bench::<<test[64760d2bdea328cc]::types::RunnableTest>::run::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/bench.rs:54:22
[INFO] [stdout]   31:     0x58993fa5eb79 - test[64760d2bdea328cc]::bench::run_once::<<test[64760d2bdea328cc]::types::RunnableTest>::run::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/bench.rs:243:8
[INFO] [stdout]   32:     0x58993fa5eb79 - <test[64760d2bdea328cc]::types::RunnableTest>::run
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/types.rs:148:17
[INFO] [stdout]   33:     0x58993fa50a8a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   34:     0x58993fa50a8a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x58993fa50a8a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x58993fa50a8a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x58993fa50a8a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x58993fa50a8a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   39:     0x58993fa50a8a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   40:     0x58993fa4af54 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   41:     0x58993fa4af54 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   42:     0x58993fa53582 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   43:     0x58993fa53582 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   44:     0x58993fa53582 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   45:     0x58993fa53582 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   46:     0x58993fa53582 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   47:     0x58993fa53582 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   48:     0x58993fa53582 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   49:     0x58993fad78cf - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   50:     0x58993fad78cf - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   51:     0x7992e6c03aa4 - <unknown>
[INFO] [stdout]   52:     0x7992e6c90a64 - clone
[INFO] [stdout]   53:                0x0 - <unknown>
[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; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin matching`
[INFO] running `Command { std: "docker" "inspect" "4e10bb1d663e80009287632ff138c1118bc999d24a7de4f62787da59a261927d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e10bb1d663e80009287632ff138c1118bc999d24a7de4f62787da59a261927d", kill_on_drop: false }`
[INFO] [stdout] 4e10bb1d663e80009287632ff138c1118bc999d24a7de4f62787da59a261927d
