[INFO] cloning repository https://github.com/janelafina/l4-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janelafina/l4-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanelafina%2Fl4-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanelafina%2Fl4-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5da2de1100475e69590eb4db700831a474da7d24
[INFO] testing janelafina/l4-book against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanelafina%2Fl4-book" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/janelafina/l4-book
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/janelafina/l4-book
[INFO] tweaked toml for git repo https://github.com/janelafina/l4-book written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/janelafina/l4-book on toolchain 1.98.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/janelafina/l4-book 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-sys v0.9.114
[INFO] [stderr]   Downloaded openssl v0.10.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6
[INFO] running `Command { std: "docker" "start" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", 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" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", 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" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling l4-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", 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" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling data-encoding v2.11.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.6.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling tungstenite v0.24.0
[INFO] [stderr]    Compiling l4-book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]   --> tests/book_basic.rs:42:7
[INFO] [stdout]    |
[INFO] [stdout] 42 |     b.assert_invariants();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]   --> tests/book_basic.rs:59:7
[INFO] [stdout]    |
[INFO] [stdout] 59 |     b.assert_invariants();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]   --> tests/book_basic.rs:91:7
[INFO] [stdout]    |
[INFO] [stdout] 91 |     b.assert_invariants();
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:107:7
[INFO] [stdout]     |
[INFO] [stdout] 107 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:160:7
[INFO] [stdout]     |
[INFO] [stdout] 160 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:197:7
[INFO] [stdout]     |
[INFO] [stdout] 197 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:218:7
[INFO] [stdout]     |
[INFO] [stdout] 218 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:238:7
[INFO] [stdout]     |
[INFO] [stdout] 238 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:266:7
[INFO] [stdout]     |
[INFO] [stdout] 266 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:277:7
[INFO] [stdout]     |
[INFO] [stdout] 277 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:293:7
[INFO] [stdout]     |
[INFO] [stdout] 293 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:316:7
[INFO] [stdout]     |
[INFO] [stdout] 316 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:333:7
[INFO] [stdout]     |
[INFO] [stdout] 333 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:351:7
[INFO] [stdout]     |
[INFO] [stdout] 351 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:595:7
[INFO] [stdout]     |
[INFO] [stdout] 595 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:620:7
[INFO] [stdout]     |
[INFO] [stdout] 620 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:641:7
[INFO] [stdout]     |
[INFO] [stdout] 641 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:671:7
[INFO] [stdout]     |
[INFO] [stdout] 671 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:694:7
[INFO] [stdout]     |
[INFO] [stdout] 694 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:716:7
[INFO] [stdout]     |
[INFO] [stdout] 716 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:736:7
[INFO] [stdout]     |
[INFO] [stdout] 736 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:755:7
[INFO] [stdout]     |
[INFO] [stdout] 755 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:777:7
[INFO] [stdout]     |
[INFO] [stdout] 777 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:798:7
[INFO] [stdout]     |
[INFO] [stdout] 798 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:835:7
[INFO] [stdout]     |
[INFO] [stdout] 835 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:859:7
[INFO] [stdout]     |
[INFO] [stdout] 859 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:880:7
[INFO] [stdout]     |
[INFO] [stdout] 880 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:942:7
[INFO] [stdout]     |
[INFO] [stdout] 942 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]    --> tests/book_basic.rs:962:7
[INFO] [stdout]     |
[INFO] [stdout] 962 |     b.assert_invariants();
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1004:7
[INFO] [stdout]      |
[INFO] [stdout] 1004 |     b.assert_invariants();
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1037:7
[INFO] [stdout]      |
[INFO] [stdout] 1037 |     b.assert_invariants();
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1061:7
[INFO] [stdout]      |
[INFO] [stdout] 1061 |     b.assert_invariants();
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1106:7
[INFO] [stdout]      |
[INFO] [stdout] 1106 |     b.assert_invariants();
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1127:7
[INFO] [stdout]      |
[INFO] [stdout] 1127 |     b.assert_invariants();
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_invariants` found for struct `OrderBook` in the current scope
[INFO] [stdout]     --> tests/book_basic.rs:1166:11
[INFO] [stdout]      |
[INFO] [stdout] 1166 |         b.assert_invariants();
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^ method not found in `OrderBook`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `l4-book` (test "book_basic") due to 35 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6", kill_on_drop: false }`
[INFO] [stdout] c765f8234ec9e0c58690dae27fa8fa4006df1c112af453db80fae1265f6934f6
