[INFO] cloning repository https://github.com/JasonVranek/Flowrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JasonVranek/Flowrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonVranek%2FFlowrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonVranek%2FFlowrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3efff655fa0e86b9251feeb6991b1f7aba220d8a
[INFO] checking JasonVranek/Flowrs against master#ab26b175979ee7b2cb3302dce204b99df96f7efb for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasonVranek%2FFlowrs" "/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/JasonVranek/Flowrs
[INFO] finished tweaking git repo https://github.com/JasonVranek/Flowrs
[INFO] tweaked toml for git repo https://github.com/JasonVranek/Flowrs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JasonVranek/Flowrs on toolchain ab26b175979ee7b2cb3302dce204b99df96f7efb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 116 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.10)
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] [stderr]       Adding tokio v0.1.22 (available: v1.52.3)
[INFO] [stderr]       Adding tokio-serde v0.3.0 (available: v0.9.0)
[INFO] [stderr]       Adding tokio-serde-json v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding ws v0.7.9 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-serde v0.3.0
[INFO] [stderr]   Downloaded tokio-serde-json v0.2.0
[INFO] [stderr]   Downloaded sha1 v0.6.1
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded ws v0.7.9
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.4
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded either v1.16.0
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded regex v1.12.4
[INFO] [stderr]   Downloaded futures v0.1.31
[INFO] [stderr]   Downloaded regex-syntax v0.8.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8
[INFO] running `Command { std: "docker" "start" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8" "/opt/rustwide/cargo-home/bin/cargo" "+ab26b175979ee7b2cb3302dce204b99df96f7efb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-serde v0.3.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio-serde-json v0.2.0
[INFO] [stderr]     Checking regex v1.12.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking flow_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/order/mod.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CustClosure = Box<Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CustClosure = Box<dyn Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stdout]   |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller/mod.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type AsyncTask = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type AsyncTask = Box<dyn Future<Item = (), Error = ()> + Send>;
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/simulation/random_behavior.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     let addr = address.clone();
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let addr = address.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/order/mod.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CustClosure = Box<Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CustClosure = Box<dyn Fn(f64) -> f64 + Send + Sync + 'static>;
[INFO] [stdout]   |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/controller/mod.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type AsyncTask = Box<Future<Item = (), Error = ()> + Send>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type AsyncTask = Box<dyn Future<Item = (), Error = ()> + Send>;
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:124:35
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let addr = address.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     let addr = addr.clone();
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `flow_rs::exchange::order_processing::*`
[INFO] [stdout]  --> tests/integration_test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use flow_rs::exchange::order_processing::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/simulation/random_behavior.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 |                     let addr = address.clone();
[INFO] [stdout]    |                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let addr = address.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:124:35
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 let addr = address.clone();
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/simulation/random_behavior.rs:127:33
[INFO] [stdout]     |
[INFO] [stdout] 127 |                     let addr = addr.clone();
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_ask_order` is never used
[INFO] [stdout]   --> tests/common/mod.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn setup_ask_order() -> Order {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rand_coef_vector` is never used
[INFO] [stdout]   --> tests/common/mod.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn rand_coef_vector() -> Vec<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `n_bid_enters` is never used
[INFO] [stdout]   --> tests/common/mod.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn n_bid_enters(n: u32) -> Vec<Order> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `n_ask_enters` is never used
[INFO] [stdout]   --> tests/common/mod.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub fn n_ask_enters(n: u32) -> Vec<Order> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/integration_test.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 26 |     book.add_order(bid);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let _ = book.add_order(bid);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.41s
[INFO] running `Command { std: "docker" "inspect" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8", kill_on_drop: false }`
[INFO] [stdout] a4c4ba7b6d8aa6fb583e4a6d75f7141cf292a4ef743c8e3c9fc100d7b0256de8
