[INFO] fetching crate julia-set 0.1.0...
[INFO] testing julia-set-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate julia-set 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate julia-set 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate julia-set 0.1.0
[INFO] tweaked toml for crates.io crate julia-set 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate julia-set 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate julia-set 0.1.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aded8d2474a972934e6d254f2b5b118f02ceb6526a302b403e56dee3b42de225
[INFO] running `Command { std: "docker" "start" "-a" "aded8d2474a972934e6d254f2b5b118f02ceb6526a302b403e56dee3b42de225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aded8d2474a972934e6d254f2b5b118f02ceb6526a302b403e56dee3b42de225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aded8d2474a972934e6d254f2b5b118f02ceb6526a302b403e56dee3b42de225", kill_on_drop: false }`
[INFO] [stdout] aded8d2474a972934e6d254f2b5b118f02ceb6526a302b403e56dee3b42de225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538953d39384c2b3a6d56e8909821e37deb647b98f40519c6fb1da852637579d
[INFO] running `Command { std: "docker" "start" "-a" "538953d39384c2b3a6d56e8909821e37deb647b98f40519c6fb1da852637579d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling julia-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stdout] warning: fields `view_height` and `image_size` are never read
[INFO] [stdout]    --> src/lib.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct Params {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 187 |     view_center: [f32; 2],
[INFO] [stdout] 188 |     view_height: f32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 189 |     inf_distance: f32,
[INFO] [stdout] 190 |     image_size: [u32; 2],
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Params` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.82s
[INFO] running `Command { std: "docker" "inspect" "538953d39384c2b3a6d56e8909821e37deb647b98f40519c6fb1da852637579d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538953d39384c2b3a6d56e8909821e37deb647b98f40519c6fb1da852637579d", kill_on_drop: false }`
[INFO] [stdout] 538953d39384c2b3a6d56e8909821e37deb647b98f40519c6fb1da852637579d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90aae9ac42ae0fb67b63f600d4d342c84232c49c03e7edb5bd555a0c4d2897e8
[INFO] running `Command { std: "docker" "start" "-a" "90aae9ac42ae0fb67b63f600d4d342c84232c49c03e7edb5bd555a0c4d2897e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
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[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
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[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling itertools v0.9.0
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[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling julia-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `view_height` and `image_size` are never read
[INFO] [stdout]    --> src/lib.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct Params {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 187 |     view_center: [f32; 2],
[INFO] [stdout] 188 |     view_height: f32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 189 |     inf_distance: f32,
[INFO] [stdout] 190 |     image_size: [u32; 2],
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Params` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stdout] warning: fields `view_height` and `image_size` are never read
[INFO] [stdout]    --> src/lib.rs:188:5
[INFO] [stdout]     |
[INFO] [stdout] 186 | pub struct Params {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 187 |     view_center: [f32; 2],
[INFO] [stdout] 188 |     view_height: f32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 189 |     inf_distance: f32,
[INFO] [stdout] 190 |     image_size: [u32; 2],
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Params` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 30.25s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "90aae9ac42ae0fb67b63f600d4d342c84232c49c03e7edb5bd555a0c4d2897e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90aae9ac42ae0fb67b63f600d4d342c84232c49c03e7edb5bd555a0c4d2897e8", kill_on_drop: false }`
[INFO] [stdout] 90aae9ac42ae0fb67b63f600d4d342c84232c49c03e7edb5bd555a0c4d2897e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4381f0f76ac8247a90d5e7a4ee1a4f431484082576eaa8932c6616667b63665a
[INFO] running `Command { std: "docker" "start" "-a" "4381f0f76ac8247a90d5e7a4ee1a4f431484082576eaa8932c6616667b63665a", kill_on_drop: false }`
[INFO] [stderr] warning: fields `view_height` and `image_size` are never read
[INFO] [stderr]    --> src/lib.rs:188:5
[INFO] [stderr]     |
[INFO] [stderr] 186 | pub struct Params {
[INFO] [stderr]     |            ------ fields in this struct
[INFO] [stderr] 187 |     view_center: [f32; 2],
[INFO] [stderr] 188 |     view_height: f32,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 189 |     inf_distance: f32,
[INFO] [stderr] 190 |     image_size: [u32; 2],
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Params` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `julia-set` (lib) generated 1 warning
[INFO] [stderr] warning: `julia-set` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/julia_set-05aa686d3bf9c22e)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/version_match.rs (/opt/rustwide/target/debug/deps/version_match-c9f73866760af05f)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test transform::tests::palette_basics ... ok
[INFO] [stdout] test transform::tests::simple_transform ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test readme_is_in_sync ... ok
[INFO] [stdout] test html_root_url_is_in_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests julia_set
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 63) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 78) ... FAILED
[INFO] [stdout] test src/transform.rs - transform (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 63) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `julia_set::Cpu`
[INFO] [stdout]    --> src/lib.rs:65:26
[INFO] [stdout]     |
[INFO] [stdout]   4 | use julia_set::{Backend, Cpu, Params, Render};
[INFO] [stdout]     |                          ^^^ no `Cpu` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 105 | #[cfg(feature = "cpu_backend")]
[INFO] [stdout]     |       ----------------------- the item is gated behind the `cpu_backend` feature
[INFO] [stdout] 106 | pub use crate::cpu::{ComputePoint, Cpu, CpuProgram};
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 78) stdout ----
[INFO] [stdout] error[E0432]: unresolved imports `julia_set::Cpu`, `julia_set::Function`
[INFO] [stdout]    --> src/lib.rs:80:26
[INFO] [stdout]     |
[INFO] [stdout]   4 | use julia_set::{Backend, Cpu, Function, Params, Render};
[INFO] [stdout]     |                          ^^^  ^^^^^^^^ no `Function` in the root
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          no `Cpu` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:106:36
[INFO] [stdout]     |
[INFO] [stdout] 105 | #[cfg(feature = "cpu_backend")]
[INFO] [stdout]     |       ----------------------- the item is gated behind the `cpu_backend` feature
[INFO] [stdout] 106 | pub use crate::cpu::{ComputePoint, Cpu, CpuProgram};
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:108:36
[INFO] [stdout]     |
[INFO] [stdout] 107 | #[cfg(feature = "arithmetic-parser")]
[INFO] [stdout]     |       ----------------------------- the item is gated behind the `arithmetic-parser` feature
[INFO] [stdout] 108 | pub use crate::function::{FnError, Function};
[INFO] [stdout]     |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 63)
[INFO] [stdout]     src/lib.rs - (line 78)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4381f0f76ac8247a90d5e7a4ee1a4f431484082576eaa8932c6616667b63665a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4381f0f76ac8247a90d5e7a4ee1a4f431484082576eaa8932c6616667b63665a", kill_on_drop: false }`
[INFO] [stdout] 4381f0f76ac8247a90d5e7a4ee1a4f431484082576eaa8932c6616667b63665a
