[INFO] fetching crate barter-execution 0.3.0...
[INFO] checking barter-execution-0.3.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate barter-execution 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate barter-execution 0.3.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barter-execution 0.3.0
[INFO] finished tweaking crates.io crate barter-execution 0.3.0
[INFO] tweaked toml for crates.io crate barter-execution 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn_derive v0.1.8
[INFO] [stderr]   Downloaded barter-macro v0.1.1
[INFO] [stderr]   Downloaded ta v0.5.0
[INFO] [stderr]   Downloaded borsh-derive v1.3.0
[INFO] [stderr]   Downloaded barter-integration v0.5.3
[INFO] [stderr]   Downloaded tungstenite v0.18.0
[INFO] [stderr]   Downloaded rust_decimal v1.33.1
[INFO] [stderr]   Downloaded rustls v0.20.9
[INFO] [stderr]   Downloaded webpki-roots v0.22.6
[INFO] [stderr]   Downloaded webpki v0.22.4
[INFO] [stderr]   Downloaded barter-data v0.7.0
[INFO] [stderr]   Downloaded borsh v1.3.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.18.0
[INFO] [stderr]   Downloaded serde_qs v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e5934d63096679b492b537ed57f9596886aab4ae0b26a44deef4671bab98f4d
[INFO] running `Command { std: "docker" "start" "-a" "6e5934d63096679b492b537ed57f9596886aab4ae0b26a44deef4671bab98f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5934d63096679b492b537ed57f9596886aab4ae0b26a44deef4671bab98f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5934d63096679b492b537ed57f9596886aab4ae0b26a44deef4671bab98f4d", kill_on_drop: false }`
[INFO] [stdout] 6e5934d63096679b492b537ed57f9596886aab4ae0b26a44deef4671bab98f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bab842d26e002b22b9a89b71efee7446f9bb84e5fdcbbcf04c51250dbc77b76c
[INFO] running `Command { std: "docker" "start" "-a" "bab842d26e002b22b9a89b71efee7446f9bb84e5fdcbbcf04c51250dbc77b76c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling rust_decimal v1.33.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking ta v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling barter-macro v0.1.1
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.29
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking thiserror v1.0.51
[INFO] [stderr]    Compiling async-trait v0.1.75
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking tungstenite v0.18.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tokio-tungstenite v0.18.0
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.23
[INFO] [stderr]     Checking barter-integration v0.5.3
[INFO] [stderr]     Checking barter-data v0.7.0
[INFO] [stderr]     Checking barter-execution v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulated/exchange/account/balance.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut balance = self
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulated/exchange/account/balance.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut balance = self
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.06s
[INFO] running `Command { std: "docker" "inspect" "bab842d26e002b22b9a89b71efee7446f9bb84e5fdcbbcf04c51250dbc77b76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bab842d26e002b22b9a89b71efee7446f9bb84e5fdcbbcf04c51250dbc77b76c", kill_on_drop: false }`
[INFO] [stdout] bab842d26e002b22b9a89b71efee7446f9bb84e5fdcbbcf04c51250dbc77b76c
[INFO] checking barter-execution-0.3.0 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate barter-execution 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate barter-execution 0.3.0 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate barter-execution 0.3.0
[INFO] finished tweaking crates.io crate barter-execution 0.3.0
[INFO] tweaked toml for crates.io crate barter-execution 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a9bf30439ca1a7796c9acf63615de56129e88eb74bdebdc280fd9fc968510ba
[INFO] running `Command { std: "docker" "start" "-a" "7a9bf30439ca1a7796c9acf63615de56129e88eb74bdebdc280fd9fc968510ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a9bf30439ca1a7796c9acf63615de56129e88eb74bdebdc280fd9fc968510ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a9bf30439ca1a7796c9acf63615de56129e88eb74bdebdc280fd9fc968510ba", kill_on_drop: false }`
[INFO] [stdout] 7a9bf30439ca1a7796c9acf63615de56129e88eb74bdebdc280fd9fc968510ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a99010b53dbfeb654f81330ce4a32fc1c8068c2859a369d395db39dff64150a
[INFO] running `Command { std: "docker" "start" "-a" "9a99010b53dbfeb654f81330ce4a32fc1c8068c2859a369d395db39dff64150a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling rustls v0.20.9
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rust_decimal v1.33.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking webpki-roots v0.25.3
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ta v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling barter-macro v0.1.1
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.29
[INFO] [stderr]     Checking thiserror v1.0.51
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling async-trait v0.1.75
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking webpki-roots v0.22.6
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.23.4
[INFO] [stderr]     Checking tungstenite v0.18.0
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking tokio-tungstenite v0.18.0
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking serde_qs v0.12.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking reqwest v0.11.23
[INFO] [stderr]     Checking barter-integration v0.5.3
[INFO] [stderr]     Checking barter-data v0.7.0
[INFO] [stderr]     Checking barter-execution v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulated/exchange/account/balance.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut balance = self
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/simulated/exchange/account/balance.rs:107:21
[INFO] [stdout]     |
[INFO] [stdout] 107 |                 let mut balance = self
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.23s
[INFO] running `Command { std: "docker" "inspect" "9a99010b53dbfeb654f81330ce4a32fc1c8068c2859a369d395db39dff64150a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a99010b53dbfeb654f81330ce4a32fc1c8068c2859a369d395db39dff64150a", kill_on_drop: false }`
[INFO] [stdout] 9a99010b53dbfeb654f81330ce4a32fc1c8068c2859a369d395db39dff64150a
