[INFO] cloning repository https://github.com/cdm114514/pdf_convert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdm114514/pdf_convert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdm114514%2Fpdf_convert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdm114514%2Fpdf_convert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3eeeb4b2ee5e63127cc15294aebb66dca535d8d
[INFO] testing cdm114514/pdf_convert against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdm114514%2Fpdf_convert" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/cdm114514/pdf_convert
[INFO] finished tweaking git repo https://github.com/cdm114514/pdf_convert
[INFO] tweaked toml for git repo https://github.com/cdm114514/pdf_convert written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cdm114514/pdf_convert 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 git repo https://github.com/cdm114514/pdf_convert 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8b6fb8b5ee2a5f4fcf43d83507816fac0b193602efa3c2ff717ff91e1e181810
[INFO] running `Command { std: "docker" "start" "-a" "8b6fb8b5ee2a5f4fcf43d83507816fac0b193602efa3c2ff717ff91e1e181810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b6fb8b5ee2a5f4fcf43d83507816fac0b193602efa3c2ff717ff91e1e181810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6fb8b5ee2a5f4fcf43d83507816fac0b193602efa3c2ff717ff91e1e181810", kill_on_drop: false }`
[INFO] [stdout] 8b6fb8b5ee2a5f4fcf43d83507816fac0b193602efa3c2ff717ff91e1e181810
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 151cc231a499a8ce8274031780ad839c92ab8df9c3c63cc0dd356cbbbd76583b
[INFO] running `Command { std: "docker" "start" "-a" "151cc231a499a8ce8274031780ad839c92ab8df9c3c63cc0dd356cbbbd76583b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling memchr v2.7.5
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[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling zlib-rs v0.5.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.18
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling thiserror v2.0.12
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[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling pdfium-render v0.8.33
[INFO] [stderr]    Compiling quick-error v2.0.1
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[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling pdf-writer v0.13.0
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling image-webp v0.2.3
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[INFO] [stderr]    Compiling subsetter v0.2.1
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[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling utf16string v0.2.0
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling bumpalo v3.18.1
[INFO] [stderr]    Compiling maybe-owned v0.3.4
[INFO] [stderr]    Compiling nom_locate v5.0.0
[INFO] [stderr]    Compiling xmp-writer v0.3.2
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling ttf-parser v0.19.2
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling libz-rs-sys v0.5.1
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling bytemuck_derive v1.9.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling font-types v0.8.4
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling image v0.25.6
[INFO] [stderr]    Compiling rustybuzz v0.10.0
[INFO] [stderr]    Compiling read-fonts v0.28.0
[INFO] [stderr]    Compiling lopdf v0.36.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling skrifa v0.30.0
[INFO] [stderr]    Compiling krilla v0.4.0
[INFO] [stderr]    Compiling pdf_convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Transform`
[INFO] [stdout]  --> src/main.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     geom::{Point, Transform}, 
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use regex::Regex;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lopdf::Object::*`
[INFO] [stdout]    --> src/main.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use lopdf::Object::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StringFormat`
[INFO] [stdout]    --> src/main.rs:817:21
[INFO] [stdout]     |
[INFO] [stdout] 817 | use lopdf::{Stream, StringFormat};
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]   --> src/main.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     Reference(ref_id) => {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]   --> src/main.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     Reference(ref_id) => {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]    --> src/main.rs:161:53
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let new_cs_id = if let lopdf::Object::Reference(ref_id) = d65gray_obj {
[INFO] [stdout]     |                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_one_line` is never used
[INFO] [stdout]    --> src/main.rs:433:4
[INFO] [stdout]     |
[INFO] [stdout] 433 | fn draw_one_line<'a>(
[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 `promote_f0_to_F0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | fn promote_f0_to_F0(doc: &mut lopdf::Document) -> lopdf::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `promote_f0_to_f0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.82s
[INFO] running `Command { std: "docker" "inspect" "151cc231a499a8ce8274031780ad839c92ab8df9c3c63cc0dd356cbbbd76583b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151cc231a499a8ce8274031780ad839c92ab8df9c3c63cc0dd356cbbbd76583b", kill_on_drop: false }`
[INFO] [stdout] 151cc231a499a8ce8274031780ad839c92ab8df9c3c63cc0dd356cbbbd76583b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ebcb1fa0ab2daafda1ee35f38c857335f584d1448a091655fc5a4677e14ce7a4
[INFO] running `Command { std: "docker" "start" "-a" "ebcb1fa0ab2daafda1ee35f38c857335f584d1448a091655fc5a4677e14ce7a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pdf_convert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Transform`
[INFO] [stdout]  --> src/main.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     geom::{Point, Transform}, 
[INFO] [stdout]   |                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use regex::Regex;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lopdf::Object::*`
[INFO] [stdout]    --> src/main.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use lopdf::Object::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StringFormat`
[INFO] [stdout]    --> src/main.rs:817:21
[INFO] [stdout]     |
[INFO] [stdout] 817 | use lopdf::{Stream, StringFormat};
[INFO] [stdout]     |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]   --> src/main.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     Reference(ref_id) => {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]   --> src/main.rs:89:31
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     Reference(ref_id) => {
[INFO] [stdout]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_id`
[INFO] [stdout]    --> src/main.rs:161:53
[INFO] [stdout]     |
[INFO] [stdout] 161 |     let new_cs_id = if let lopdf::Object::Reference(ref_id) = d65gray_obj {
[INFO] [stdout]     |                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `draw_one_line` is never used
[INFO] [stdout]    --> src/main.rs:433:4
[INFO] [stdout]     |
[INFO] [stdout] 433 | fn draw_one_line<'a>(
[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 `promote_f0_to_F0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | fn promote_f0_to_F0(doc: &mut lopdf::Document) -> lopdf::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `promote_f0_to_f0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "ebcb1fa0ab2daafda1ee35f38c857335f584d1448a091655fc5a4677e14ce7a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcb1fa0ab2daafda1ee35f38c857335f584d1448a091655fc5a4677e14ce7a4", kill_on_drop: false }`
[INFO] [stdout] ebcb1fa0ab2daafda1ee35f38c857335f584d1448a091655fc5a4677e14ce7a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] dba444f41fc3ec48716e9c27fa6326ea027e8a00e8d9e8e28710a536ee2b2561
[INFO] running `Command { std: "docker" "start" "-a" "dba444f41fc3ec48716e9c27fa6326ea027e8a00e8d9e8e28710a536ee2b2561", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Transform`
[INFO] [stderr]  --> src/main.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 |     geom::{Point, Transform}, 
[INFO] [stderr]   |                   ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use regex::Regex;
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lopdf::Object::*`
[INFO] [stderr]    --> src/main.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |     use lopdf::Object::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StringFormat`
[INFO] [stderr]    --> src/main.rs:817:21
[INFO] [stderr]     |
[INFO] [stderr] 817 | use lopdf::{Stream, StringFormat};
[INFO] [stderr]     |                     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ref_id`
[INFO] [stderr]   --> src/main.rs:73:31
[INFO] [stderr]    |
[INFO] [stderr] 73 |                     Reference(ref_id) => {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ref_id`
[INFO] [stderr]   --> src/main.rs:89:31
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     Reference(ref_id) => {
[INFO] [stderr]    |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ref_id`
[INFO] [stderr]    --> src/main.rs:161:53
[INFO] [stderr]     |
[INFO] [stderr] 161 |     let new_cs_id = if let lopdf::Object::Reference(ref_id) = d65gray_obj {
[INFO] [stderr]     |                                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_id`
[INFO] [stderr] 
[INFO] [stderr] warning: function `draw_one_line` is never used
[INFO] [stderr]    --> src/main.rs:433:4
[INFO] [stderr]     |
[INFO] [stderr] 433 | fn draw_one_line<'a>(
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `promote_f0_to_F0` should have a snake case name
[INFO] [stderr]    --> src/main.rs:825:4
[INFO] [stderr]     |
[INFO] [stderr] 825 | fn promote_f0_to_F0(doc: &mut lopdf::Document) -> lopdf::Result<()> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `promote_f0_to_f0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pdf_convert` (bin "pdf_convert" test) generated 9 warnings (run `cargo fix --bin "pdf_convert" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pdf_convert-3725969bfad3b793)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dba444f41fc3ec48716e9c27fa6326ea027e8a00e8d9e8e28710a536ee2b2561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba444f41fc3ec48716e9c27fa6326ea027e8a00e8d9e8e28710a536ee2b2561", kill_on_drop: false }`
[INFO] [stdout] dba444f41fc3ec48716e9c27fa6326ea027e8a00e8d9e8e28710a536ee2b2561
