[INFO] fetching crate br-pdf 0.0.1...
[INFO] checking br-pdf-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate br-pdf 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate br-pdf 0.0.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate br-pdf 0.0.1
[INFO] finished tweaking crates.io crate br-pdf 0.0.1
[INFO] tweaked toml for crates.io crate br-pdf 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate br-pdf 0.0.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "9b6fa90189223d2cf037e5c1e52df56559a0a3ae4539e309c3083be74553b564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6fa90189223d2cf037e5c1e52df56559a0a3ae4539e309c3083be74553b564", kill_on_drop: false }`
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[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a31d8a0535aff6a34d59b11a2f2d3adbc28bc899dc3fdb0b3006c7ff8a0fea6d
[INFO] running `Command { std: "docker" "start" "-a" "a31d8a0535aff6a34d59b11a2f2d3adbc28bc899dc3fdb0b3006c7ff8a0fea6d", kill_on_drop: false }`
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[INFO] [stderr]     Checking br-pdf v0.0.1 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: fields `widths` and `default_width` are never read
[INFO] [stdout]    --> src/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 276 | struct PdfSimpleFont<'a> {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 281 |     widths: HashMap<CharCode, f64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 282 |     // should probably just use i32 here
[INFO] [stdout] 283 |     default_width: Option<f64>, // only used for CID fonts and we should probably brake out the different font types
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PdfSimpleFont` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `doc` and `widths` are never read
[INFO] [stdout]    --> src/lib.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 287 | struct PdfType3Font<'a> {
[INFO] [stdout]     |        ------------ fields in this struct
[INFO] [stdout] 288 |     font: &'a Dictionary,
[INFO] [stdout] 289 |     doc: &'a Document,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 292 |     widths: HashMap<CharCode, f64>, // should probably just use i32 here
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PdfType3Font` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_width` is never used
[INFO] [stdout]    --> src/lib.rs:665:8
[INFO] [stdout]     |
[INFO] [stdout] 664 | trait PdfFont: Debug {
[INFO] [stdout]     |       ------- method in this trait
[INFO] [stdout] 665 |     fn get_width(&self, id: CharCode) -> f64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `widths` and `default_width` are never read
[INFO] [stdout]    --> src/lib.rs:772:5
[INFO] [stdout]     |
[INFO] [stdout] 765 | struct PdfCIDFont<'a> {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 772 |     widths: HashMap<CharCode, f64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 773 |     // should probably just use i32 here
[INFO] [stdout] 774 |     default_width: Option<f64>, // only used for CID fonts and we should probably brake out the different font types
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Function` is never used
[INFO] [stdout]    --> src/lib.rs:995:6
[INFO] [stdout]     |
[INFO] [stdout] 995 | enum Function {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking br-file v0.0.1
[INFO] [stdout] warning: fields `widths` and `default_width` are never read
[INFO] [stdout]    --> src/lib.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 276 | struct PdfSimpleFont<'a> {
[INFO] [stdout]     |        ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 281 |     widths: HashMap<CharCode, f64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 282 |     // should probably just use i32 here
[INFO] [stdout] 283 |     default_width: Option<f64>, // only used for CID fonts and we should probably brake out the different font types
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PdfSimpleFont` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `doc` and `widths` are never read
[INFO] [stdout]    --> src/lib.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 287 | struct PdfType3Font<'a> {
[INFO] [stdout]     |        ------------ fields in this struct
[INFO] [stdout] 288 |     font: &'a Dictionary,
[INFO] [stdout] 289 |     doc: &'a Document,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 292 |     widths: HashMap<CharCode, f64>, // should probably just use i32 here
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PdfType3Font` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_width` is never used
[INFO] [stdout]    --> src/lib.rs:665:8
[INFO] [stdout]     |
[INFO] [stdout] 664 | trait PdfFont: Debug {
[INFO] [stdout]     |       ------- method in this trait
[INFO] [stdout] 665 |     fn get_width(&self, id: CharCode) -> f64;
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `widths` and `default_width` are never read
[INFO] [stdout]    --> src/lib.rs:772:5
[INFO] [stdout]     |
[INFO] [stdout] 765 | struct PdfCIDFont<'a> {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 772 |     widths: HashMap<CharCode, f64>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 773 |     // should probably just use i32 here
[INFO] [stdout] 774 |     default_width: Option<f64>, // only used for CID fonts and we should probably brake out the different font types
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Function` is never used
[INFO] [stdout]    --> src/lib.rs:995:6
[INFO] [stdout]     |
[INFO] [stdout] 995 | enum Function {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "a31d8a0535aff6a34d59b11a2f2d3adbc28bc899dc3fdb0b3006c7ff8a0fea6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a31d8a0535aff6a34d59b11a2f2d3adbc28bc899dc3fdb0b3006c7ff8a0fea6d", kill_on_drop: false }`
[INFO] [stdout] a31d8a0535aff6a34d59b11a2f2d3adbc28bc899dc3fdb0b3006c7ff8a0fea6d