[INFO] updating cached repository https://github.com/wuminzhe/matching-rs
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c74254d0e4d972c8b6735cd068d5f349e92683c5
[INFO] checking wuminzhe/matching-rs against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuminzhe%2Fmatching-rs" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wuminzhe/matching-rs on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/wuminzhe/matching-rs
[INFO] finished tweaking git repo https://github.com/wuminzhe/matching-rs
[INFO] tweaked toml for git repo https://github.com/wuminzhe/matching-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wuminzhe/matching-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5998e7fbda40bed58292473cedd77afd8462932ed16f22303e8aa1efda50212d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "5998e7fbda40bed58292473cedd77afd8462932ed16f22303e8aa1efda50212d"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling cookie-factory v0.2.4
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling mysql v16.0.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking intrusive-collections v0.6.8
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.8.1
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.2
[INFO] [stderr]    Compiling lexical v2.2.1
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking backtrace-sys v0.1.30
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking openssl v0.10.23
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking twox-hash v1.4.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking regex v1.1.7
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking bigdecimal v0.1.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.95
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling snafu-derive v0.4.1
[INFO] [stderr]     Checking snafu v0.4.1
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling git2 v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.5.1
[INFO] [stderr]    Compiling handlebars v1.1.0
[INFO] [stderr]    Compiling amq-protocol-types v1.2.0
[INFO] [stderr]     Checking mysql_common v0.17.1
[INFO] [stderr]    Compiling built v0.3.1
[INFO] [stderr]    Compiling amiquip v0.3.0
[INFO] [stderr]     Checking amq-protocol-codegen v1.4.0
[INFO] [stderr]    Compiling amq-protocol v1.4.0
[INFO] [stderr]     Checking matching-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]  --> src/main.rs:2:132
[INFO] [stderr]   |
[INFO] [stderr] 2 | use amiquip::{FieldTable, ExchangeType, ExchangeDeclareOptions, Connection, ConsumerMessage, ConsumerOptions, QueueDeclareOptions, Result};
[INFO] [stderr]   |                                                                                                                                    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/managers.rs:39:102
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn submit(&mut self, price: f64, volume: f64, side: u8, created_by: &str) -> Result<u64, Box<Error>>{
[INFO] [stderr]    |                                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Result`
[INFO] [stderr]  --> src/main.rs:2:132
[INFO] [stderr]   |
[INFO] [stderr] 2 | use amiquip::{FieldTable, ExchangeType, ExchangeDeclareOptions, Connection, ConsumerMessage, ConsumerOptions, QueueDeclareOptions, Result};
[INFO] [stderr]   |                                                                                                                                    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/managers.rs:39:102
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn submit(&mut self, price: f64, volume: f64, side: u8, created_by: &str) -> Result<u64, Box<Error>>{
[INFO] [stderr]    |                                                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:57:10
[INFO] [stderr]    |
[INFO] [stderr] 57 |     for (i, message) in consumer.receiver().iter().enumerate() {
[INFO] [stderr]    |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/main.rs:68:25
[INFO] [stderr]    |
[INFO] [stderr] 68 |                     let id = order_manager.submit(price, volume, side, user_id).unwrap();
[INFO] [stderr]    |                         ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `counter_book`
[INFO] [stderr]   --> src/engine/engine.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let (book, counter_book) = self.order_book_pair.get_books_mut(order.side);
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter_book`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `created_by`
[INFO] [stderr]   --> src/managers.rs:65:74
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn cancel(&mut self, id: u64, price: f64, volume: f64, side: u8, created_by: &str) {
[INFO] [stderr]    |                                                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_created_by`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stderr]    --> src/engine/engine.rs:122:26
[INFO] [stderr]     |
[INFO] [stderr] 25  |     pub fn new<'b>(on_trade: &'b dyn Fn(TradeEvent), on_cancel: &'b dyn Fn(u64)) -> Engine<'b> {
[INFO] [stderr]     |     ------------------------------------------------------------------------------------------ defined here
[INFO] [stderr] ...
[INFO] [stderr] 122 |         let mut engine = Engine::new(on_trade);
[INFO] [stderr]     |                          ^^^^^^^^^^^ -------- supplied 1 argument
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `top`
[INFO] [stderr]   --> src/engine/order_book.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn top(&self) -> Option<&LimitOrder> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/engine/order_book.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/engine/order_book.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_books`
[INFO] [stderr]   --> src/engine/order_book_pair.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn get_books(&self, side: Side) -> (&OrderBook, &OrderBook) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `on_cancel`
[INFO] [stderr]   --> src/engine/engine.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     on_cancel: &'a dyn Fn(u64),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cancel`
[INFO] [stderr]   --> src/engine/engine.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn cancel(&mut self, order: LimitOrder) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_volume`
[INFO] [stderr]   --> src/models/order.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     pub fn add_volume<T>(conn: &mut T, id: u64, delta_volume: f64, filled: bool)
[INFO] [stderr] 63 | |     where T: GenericConnection
[INFO] [stderr] 64 | |     {
[INFO] [stderr] 65 | |         let mut stmt = conn.prepare(r"update orders set trades_count=trades_count+1, volume=volume+cast(:trade_volume as decimal(32,16)), state=:state where id=:id").unwrap();
[INFO] [stderr] ...  |
[INFO] [stderr] 71 | |         ));
[INFO] [stderr] 72 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]   --> src/models/order.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn find(pool: &mysql::Pool) -> Vec<Order> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cancel`
[INFO] [stderr]   --> src/managers.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn cancel(&mut self, id: u64, price: f64, volume: f64, side: u8, created_by: &str) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_orderbook`
[INFO] [stderr]   --> src/managers.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn print_orderbook(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:71:21
[INFO] [stderr]    |
[INFO] [stderr] 71 |                     consumer.ack(delivery);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     connection.close();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/models/order.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 | /         stmt.execute((
[INFO] [stderr] 45 | |             CANCEL,
[INFO] [stderr] 46 | |             id,
[INFO] [stderr] 47 | |         ));
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/models/order.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 | /         stmt.execute((
[INFO] [stderr] 56 | |             delta_volume,
[INFO] [stderr] 57 | |             state,
[INFO] [stderr] 58 | |             id,
[INFO] [stderr] 59 | |         ));
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/models/order.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 | /         stmt.execute((
[INFO] [stderr] 68 | |             delta_volume,
[INFO] [stderr] 69 | |             state,
[INFO] [stderr] 70 | |             id,
[INFO] [stderr] 71 | |         ));
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `matching-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5998e7fbda40bed58292473cedd77afd8462932ed16f22303e8aa1efda50212d"`
[INFO] running `"docker" "rm" "-f" "5998e7fbda40bed58292473cedd77afd8462932ed16f22303e8aa1efda50212d"`
[INFO] [stdout] 5998e7fbda40bed58292473cedd77afd8462932ed16f22303e8aa1efda50212d
