[INFO] cloning repository https://github.com/h3lio5/perp-exchange-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/h3lio5/perp-exchange-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3lio5%2Fperp-exchange-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3lio5%2Fperp-exchange-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af85509b01fbdd8b05fd7c6a8e85f38a2009c7ed
[INFO] testing h3lio5/perp-exchange-rs against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fh3lio5%2Fperp-exchange-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/h3lio5/perp-exchange-rs
[INFO] finished tweaking git repo https://github.com/h3lio5/perp-exchange-rs
[INFO] tweaked toml for git repo https://github.com/h3lio5/perp-exchange-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/h3lio5/perp-exchange-rs on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/h3lio5/perp-exchange-rs 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest v1.9.0
[INFO] [stderr]   Downloaded clap v4.5.50
[INFO] [stderr]   Downloaded clap_builder v4.5.50
[INFO] [stderr]   Downloaded syn v2.0.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66
[INFO] running `Command { std: "docker" "start" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66", 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" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling perps-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]  --> src/matching/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::BTreeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stdout]    --> src/matching/mod.rs:84:17
[INFO] [stdout]     |
[INFO] [stdout]  75 |             Side::Sell => &mut self.book.bids, // Seller matches against buyers
[INFO] [stdout]     |                           ------------------- mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout]  84 |             if !self.is_matchable_price(taker_order, price) {
[INFO] [stdout]     |                 ^^^^ immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 148 |             opposite_side.remove(&price);
[INFO] [stdout]     |             ------------- mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `order_price`
[INFO] [stdout]    --> src/matching/mod.rs:171:19
[INFO] [stdout]     |
[INFO] [stdout] 171 |             (Some(order_price), Some(book_price)) => self.is_matchable_price(order, book_price),
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_order_price`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perps-engine` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66", kill_on_drop: false }`
[INFO] [stdout] 5b425e5167db64abb366fc45cc8a491276c0eed62c5e82b4f155875b38d4cd66
